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<!-- DFS ActiveDisclosure(SM) XBRL Linkbase Document - http://www.dfsco.com/financial-services/ -->
<!-- Creation Date      : 2017-05-05T19:33:49.3939452+00:00 -->
<!-- Version            : 2.4.5.10 -->
<!-- Package ID         : 772EEA3B6EC4BBB1CEF01D014869C927-0000720672-001703 -->
<!-- Copyright (c) 2017 Donnelley Financial, LLC. All Rights Reserved. -->
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    <loc xlink:href="sf-20170331.xsd#sf_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughThreeYearsNetCarryingAmount" xlink:type="locator" xlink:label="sf_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughThreeYearsNetCarryingAmount" />
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    <loc xlink:href="sf-20170331.xsd#sf_AvailableForSaleSecuritiesDebtMaturitiesAfterThreeThroughFiveYearsFairValue" xlink:type="locator" xlink:label="sf_AvailableForSaleSecuritiesDebtMaturitiesAfterThreeThroughFiveYearsFairValue" />
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    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:type="locator" xlink:label="dei_DocumentType" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableNetReportedAmount" xlink:to="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Investments" xlink:type="locator" xlink:label="us-gaap_Investments" />
    <label xml:lang="en-US" xlink:label="us-gaap_Investments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments, at fair value</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:type="locator" xlink:label="us-gaap_PropertyPlantAndEquipmentNet" />
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    <label xml:lang="en-US" xlink:label="us-gaap_Goodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_Deposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank deposits</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:type="locator" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax" xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax" xlink:type="locator" xlink:label="us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax" />
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    <loc xlink:href="sf-20170331.xsd#sf_PaymentOfContingentConsideration" xlink:type="locator" xlink:label="sf_PaymentOfContingentConsideration" />
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    <loc xlink:href="sf-20170331.xsd#sf_ExcessTaxBenefitDeficitFromShareBasedCompensationFinancingActivities" xlink:type="locator" xlink:label="sf_ExcessTaxBenefitDeficitFromShareBasedCompensationFinancingActivities" />
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    <loc xlink:href="sf-20170331.xsd#sf_CashPaidRestrictedStockConversionsIncludingTaxWithholdings" xlink:type="locator" xlink:label="sf_CashPaidRestrictedStockConversionsIncludingTaxWithholdings" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:type="locator" xlink:label="us-gaap_StatementOfCashFlowsAbstract" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Income Tax Expense Benefit</label>
    <label xml:lang="en-US" xlink:label="sf_ExcessTaxBenefitDeficitFromShareBasedCompensationOperatingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Tax deficit from stock-based compensation</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:type="locator" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense" />
    <label xml:lang="en-US" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-based compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllocatedShareBasedCompensationExpense" xlink:to="us-gaap_AllocatedShareBasedCompensationExpense_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Allocated Share Based Compensation Expense</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainLossOnInvestments" xlink:type="locator" xlink:label="us-gaap_GainLossOnInvestments" />
    <label xml:lang="en-US" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">(Gains)/losses on sale of investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnInvestments" xlink:to="us-gaap_GainLossOnInvestments_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_GainLossOnInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Gain Loss On Investments</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:type="locator" xlink:label="us-gaap_OtherNoncashIncomeExpense" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherNoncashIncomeExpense" xlink:to="us-gaap_OtherNoncashIncomeExpense_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Noncash Income Expense</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease/(increase) in operating assets, net of assets acquired:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Operating Capital [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInRestrictedCashForOperatingActivities" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInRestrictedCashForOperatingActivities" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInRestrictedCashForOperatingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cash segregated for regulatory purposes and restricted cash</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInRestrictedCashForOperatingActivities" xlink:to="us-gaap_IncreaseDecreaseInRestrictedCashForOperatingActivities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInRestrictedCashForOperatingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Restricted Cash For Operating Activities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInReceivablesAbstract" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInReceivablesAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInReceivablesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Receivables:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInReceivablesAbstract" xlink:to="us-gaap_IncreaseDecreaseInReceivablesAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInReceivablesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Receivables [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInCustomerAdvances" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInCustomerAdvances" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInCustomerAdvances_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Brokerage clients</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInCustomerAdvances" xlink:to="us-gaap_IncreaseDecreaseInCustomerAdvances_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInCustomerAdvances_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Customer Advances</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInBrokerageReceivables" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInBrokerageReceivables" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInBrokerageReceivables_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Brokers, dealers, and clearing organizations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInBrokerageReceivables" xlink:to="us-gaap_IncreaseDecreaseInBrokerageReceivables_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInBrokerageReceivables_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Brokerage Receivables</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromPaymentsForSecuritiesPurchasedUnderAgreementsToResell" xlink:type="locator" xlink:label="us-gaap_ProceedsFromPaymentsForSecuritiesPurchasedUnderAgreementsToResell" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromPaymentsForSecuritiesPurchasedUnderAgreementsToResell_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities purchased under agreements to resell</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromPaymentsForSecuritiesPurchasedUnderAgreementsToResell" xlink:to="us-gaap_ProceedsFromPaymentsForSecuritiesPurchasedUnderAgreementsToResell_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromPaymentsForSecuritiesPurchasedUnderAgreementsToResell_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Payments For Securities Purchased Under Agreements To Resell</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInTradingSecurities" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInTradingSecurities" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInTradingSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Financial instruments owned, including those pledged</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInTradingSecurities" xlink:to="us-gaap_IncreaseDecreaseInTradingSecurities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInTradingSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Trading Securities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale" xlink:type="locator" xlink:label="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loans originated as held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale" xlink:to="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Origination Of Mortgage Loans Held For Sale</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale" xlink:type="locator" xlink:label="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from mortgages held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale" xlink:to="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Sale Of Mortgage Loans Held For Sale</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherLoans" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherLoans" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loans and advances to financial advisors and other employees</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherLoans" xlink:to="us-gaap_IncreaseDecreaseInOtherLoans_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Other Loans</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:to="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Other Operating Assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase/(decrease) in operating liabilities, net of liabilities assumed:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract" xlink:to="us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOperatingLiabilitiesAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Operating Liabilities [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInCustomerDeposits" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInCustomerDeposits" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInCustomerDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Brokerage clients</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInCustomerDeposits" xlink:to="us-gaap_IncreaseDecreaseInCustomerDeposits_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInCustomerDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Customer Deposits</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInPayablesToBrokerDealers" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInPayablesToBrokerDealers" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInPayablesToBrokerDealers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Brokers, dealers, and clearing organizations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInPayablesToBrokerDealers" xlink:to="us-gaap_IncreaseDecreaseInPayablesToBrokerDealers_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInPayablesToBrokerDealers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Payables To Broker Dealers</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Drafts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInAccountsPayable" xlink:to="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Accounts Payable</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial instruments sold, but not yet purchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased" xlink:to="us-gaap_IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInFinancialInstrumentsSoldNotYetPurchased_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Financial Instruments Sold Not Yet Purchased</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other liabilities and accrued expenses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities" xlink:to="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInOtherAccruedLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Other Accrued Liabilities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by/(used in) operating activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Operating Activities Continuing Operations</label>
    <loc xlink:href="sf-20170331.xsd#sf_UnitsNetOfForfeitures" xlink:type="locator" xlink:label="sf_UnitsNetOfForfeitures" />
    <label xml:lang="en-US" xlink:label="sf_UnitsNetOfForfeitures_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Units, net of forfeitures.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_UnitsNetOfForfeitures" xlink:to="sf_UnitsNetOfForfeitures_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_IssuanceOfCommonStockForAcquisitions" xlink:type="locator" xlink:label="sf_IssuanceOfCommonStockForAcquisitions" />
    <label xml:lang="en-US" xlink:label="sf_IssuanceOfCommonStockForAcquisitions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Issuance of common stock for acquisitions.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_IssuanceOfCommonStockForAcquisitions" xlink:to="sf_IssuanceOfCommonStockForAcquisitions_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" xlink:type="locator" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturities and principal paydowns of available-for-sale securities</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" xlink:type="locator" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Calls and principal paydowns of held-to-maturity securities</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale or maturity of investments</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromSaleMaturityAndCollectionsOfInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Sale Maturity And Collections Of Investments</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherLoansAndLeases" xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromOtherLoansAndLeases" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForProceedsFromOtherLoansAndLeases_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Increase in bank loans, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromOtherLoansAndLeases" xlink:to="us-gaap_PaymentsForProceedsFromOtherLoansAndLeases_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForProceedsFromProductiveAssetsAbstract" xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromProductiveAssetsAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForProceedsFromProductiveAssetsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payments for:</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForProceedsFromProductiveAssetsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Proceeds From Productive Assets [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity" xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of available-for-sale securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity" xlink:to="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesEquity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Acquire Available For Sale Securities Equity</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireHeldToMaturitySecurities" xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of held-to-maturity securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireHeldToMaturitySecurities" xlink:to="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Acquire Held To Maturity Securities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireLoansHeldForInvestment" xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireLoansHeldForInvestment" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireLoansHeldForInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of investments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireLoansHeldForInvestment" xlink:to="us-gaap_PaymentsToAcquireLoansHeldForInvestment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireLoansHeldForInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Acquire Loans Held For Investment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets" xlink:type="locator" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of fixed assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireProductiveAssets" xlink:to="us-gaap_PaymentsToAcquireProductiveAssets_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments To Acquire Productive Assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates" xlink:type="locator" xlink:label="us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Acquisitions, net of cash received</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates" xlink:to="us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Proceeds From Businesses And Interest In Affiliates</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in investing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Investing Activities Continuing Operations</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:type="locator" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Flows From Financing Activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided By Used In Financing Activities Continuing Operations [Abstract]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebt" xlink:type="locator" xlink:label="us-gaap_ProceedsFromRepaymentsOfShortTermDebt" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromRepaymentsOfShortTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from/(repayments of) short-term borrowings, net</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromFederalHomeLoanBankAdvances" xlink:type="locator" xlink:label="us-gaap_ProceedsFromFederalHomeLoanBankAdvances" />
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    <label xml:lang="en-US" xlink:label="sf_PaymentOfContingentConsideration_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payment of contingent consideration</label>
    <label xml:lang="en-US" xlink:label="sf_PaymentOfContingentConsideration_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payment Of Contingent Consideration</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">(Decrease)/increase in securities sold under agreements to repurchase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase" xlink:to="us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Payments For In Securities Sold Under Agreements To Repurchase</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInDeposits" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInDeposits" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Increase in bank deposits, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInDeposits" xlink:to="us-gaap_IncreaseDecreaseInDeposits_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInSecuritiesLendingPayable" xlink:type="locator" xlink:label="us-gaap_IncreaseDecreaseInSecuritiesLendingPayable" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInSecuritiesLendingPayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Decrease in securities loaned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncreaseDecreaseInSecuritiesLendingPayable" xlink:to="us-gaap_IncreaseDecreaseInSecuritiesLendingPayable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncreaseDecreaseInSecuritiesLendingPayable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Securities Lending Payable</label>
    <label xml:lang="en-US" xlink:label="sf_ExcessTaxBenefitDeficitFromShareBasedCompensationFinancingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tax deficit from stock-based compensation</label>
    <label xml:lang="en-US" xlink:label="sf_ExcessTaxBenefitDeficitFromShareBasedCompensationFinancingActivities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Excess Tax Benefit Deficit From Share Based Compensation Financing Activities</label>
    <label xml:lang="en-US" xlink:label="sf_CashPaidRestrictedStockConversionsIncludingTaxWithholdings_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Restricted stock conversions</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:type="locator" xlink:label="us-gaap_ProceedsFromStockOptionsExercised" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from stock option exercises</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Stock Options Exercised</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:type="locator" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Repurchase of common stock</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsForRepurchaseOfCommonStock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Repurchase Of Common Stock</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" xlink:type="locator" xlink:label="us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock" />
    <label xml:lang="en-US" xlink:label="us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cash dividends on preferred stock</label>
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    <label xml:lang="en-US" xlink:label="sf_NonAgencyMortgageBackedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Agency [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_NonAgencyMortgageBackedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Non Agency Mortgage Backed Securities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FixedIncomeSecuritiesMember" xlink:type="locator" xlink:label="us-gaap_FixedIncomeSecuritiesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_FixedIncomeSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Corporate Fixed Income Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FixedIncomeSecuritiesMember" xlink:to="us-gaap_FixedIncomeSecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FixedIncomeSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fixed Income Securities [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_CorporateEquitySecuritiesMember" xlink:type="locator" xlink:label="sf_CorporateEquitySecuritiesMember" />
    <label xml:lang="en-US" xlink:label="sf_CorporateEquitySecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Corporate equity securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_CorporateEquitySecuritiesMember" xlink:to="sf_CorporateEquitySecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_CorporateEquitySecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Corporate Equity Securities [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_CorporateEquitySecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Corporate Equity Securities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember" xlink:type="locator" xlink:label="us-gaap_USStatesAndPoliticalSubdivisionsMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_USStatesAndPoliticalSubdivisionsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">State And Municipal Securities [Member]</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_USStatesAndPoliticalSubdivisionsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">U S States And Political Subdivisions [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember" xlink:type="locator" xlink:label="us-gaap_CommercialMortgageBackedSecuritiesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommercialMortgageBackedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommercialMortgageBackedSecuritiesMember" xlink:to="us-gaap_CommercialMortgageBackedSecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommercialMortgageBackedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Mortgage Backed Securities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:type="locator" xlink:label="us-gaap_AssetBackedSecuritiesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_AssetBackedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset-Backed Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetBackedSecuritiesMember" xlink:to="us-gaap_AssetBackedSecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AssetBackedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Asset Backed Securities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:type="locator" xlink:label="us-gaap_EquitySecuritiesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquitySecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Auction Rate Equity Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquitySecuritiesMember" xlink:to="us-gaap_EquitySecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquitySecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Equity Securities [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_MunicipalSecuritiesMember" xlink:type="locator" xlink:label="sf_MunicipalSecuritiesMember" />
    <label xml:lang="en-US" xlink:label="sf_MunicipalSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Municipal Securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_MunicipalSecuritiesMember" xlink:to="sf_MunicipalSecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_MunicipalSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Auction Rate Municipal Securities [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_MunicipalSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Municipal Securities [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_OtherInvestmentMember" xlink:type="locator" xlink:label="sf_OtherInvestmentMember" />
    <label xml:lang="en-US" xlink:label="sf_OtherInvestmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other investment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OtherInvestmentMember" xlink:to="sf_OtherInvestmentMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_OtherInvestmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Investment [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_OtherInvestmentMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Investment [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_InvestmentsInFundsMeasuredAtNetAssetValueMember" xlink:type="locator" xlink:label="sf_InvestmentsInFundsMeasuredAtNetAssetValueMember" />
    <label xml:lang="en-US" xlink:label="sf_InvestmentsInFundsMeasuredAtNetAssetValueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Investments in funds measured at net asset value.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_InvestmentsInFundsMeasuredAtNetAssetValueMember" xlink:to="sf_InvestmentsInFundsMeasuredAtNetAssetValueMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_InvestmentsInFundsMeasuredAtNetAssetValueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments In Funds Measured At NAV [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_InvestmentsInFundsMeasuredAtNetAssetValueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investments In Funds Measured At Net Asset Value [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_TradingSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financial instruments owned</label>
    <label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Available-for-sale securities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_InvestmentsFairValueDisclosure" />
    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_InvestmentsFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investments Fair Value Disclosure</label>
    <label xml:lang="en-US" xlink:label="sf_CashEquivalentsMeasuredAtNetAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash equivalents measured at NAV</label>
    <label xml:lang="en-US" xlink:label="sf_CashEquivalentsMeasuredAtNetAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash Equivalents Measured At Net Asset Value</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeAssets" xlink:type="locator" xlink:label="us-gaap_DerivativeAssets" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative contracts, Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAssets" xlink:to="us-gaap_DerivativeAssets_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_AssetsFairValueDisclosure" />
    <label xml:lang="en-US" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsFairValueDisclosure" xlink:to="us-gaap_AssetsFairValueDisclosure_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AssetsFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Assets Fair Value Disclosure</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilities" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative contracts, Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilities" xlink:to="us-gaap_DerivativeLiabilities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liabilities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_LiabilitiesFairValueDisclosure" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesFairValueDisclosure" xlink:to="us-gaap_LiabilitiesFairValueDisclosure_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LiabilitiesFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities Fair Value Disclosure</label>
    <loc xlink:href="sf-20170331.xsd#sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisRealizedAssetGainLossIncludedInEarnings" xlink:type="locator" xlink:label="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisRealizedAssetGainLossIncludedInEarnings" />
    <label xml:lang="en-US" xlink:label="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisRealizedAssetGainLossIncludedInEarnings_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value measurement with unobservable inputs reconciliation recurring basis realized asset gain loss included in earnings.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisRealizedAssetGainLossIncludedInEarnings" xlink:to="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisRealizedAssetGainLossIncludedInEarnings_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRedemptions" xlink:type="locator" xlink:label="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRedemptions" />
    <label xml:lang="en-US" xlink:label="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRedemptions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value measurement with unobservable inputs reconciliation recurring basis asset redemptions.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRedemptions" xlink:to="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRedemptions_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:type="locator" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Table]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_EquitySecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Equity Securities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AuctionRateSecuritiesMember" xlink:type="locator" xlink:label="us-gaap_AuctionRateSecuritiesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_AuctionRateSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Auction Rate Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AuctionRateSecuritiesMember" xlink:to="us-gaap_AuctionRateSecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AuctionRateSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Auction Rate Securities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:type="locator" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems" xlink:to="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:to="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized gains/(losses), Included in changes in net assets</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Sales</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales</label>
    <label xml:lang="en-US" xlink:label="sf_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRedemptions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Redemptions</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transfers, Into Level 3</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Transfers, Out of Level 3</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPeriodIncreaseDecrease" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPeriodIncreaseDecrease" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net change</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPeriodIncreaseDecrease_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Period Increase Decrease</label>
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance</label>
    <loc xlink:href="sf-20170331.xsd#sf_WorkoutPeriodRangeLowEnd" xlink:type="locator" xlink:label="sf_WorkoutPeriodRangeLowEnd" />
    <label xml:lang="en-US" xlink:label="sf_WorkoutPeriodRangeLowEnd_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Workout period range, low end.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_WorkoutPeriodRangeLowEnd" xlink:to="sf_WorkoutPeriodRangeLowEnd_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_WorkoutPeriodRangeHighEnd" xlink:type="locator" xlink:label="sf_WorkoutPeriodRangeHighEnd" />
    <label xml:lang="en-US" xlink:label="sf_WorkoutPeriodRangeHighEnd_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Workout period range, high end.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_WorkoutPeriodRangeHighEnd" xlink:to="sf_WorkoutPeriodRangeHighEnd_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_FairValueInputsTangibleBookValueMultiple" xlink:type="locator" xlink:label="sf_FairValueInputsTangibleBookValueMultiple" />
    <label xml:lang="en-US" xlink:label="sf_FairValueInputsTangibleBookValueMultiple_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value inputs tangible book value multiple.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FairValueInputsTangibleBookValueMultiple" xlink:to="sf_FairValueInputsTangibleBookValueMultiple_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" xlink:type="locator" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ValuationTechniqueAxis" xlink:type="locator" xlink:label="us-gaap_ValuationTechniqueAxis" />
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    <loc xlink:href="sf-20170331.xsd#sf_MarketComparableCompaniesMember" xlink:type="locator" xlink:label="sf_MarketComparableCompaniesMember" />
    <label xml:lang="en-US" xlink:label="sf_MarketComparableCompaniesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Market comparable companies.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_MarketComparableCompaniesMember" xlink:to="sf_MarketComparableCompaniesMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_MarketComparableCompaniesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Market Comparable Companies [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_MarketComparableCompaniesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Market Comparable Companies [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_DiscountedCashFlowMember" xlink:type="locator" xlink:label="sf_DiscountedCashFlowMember" />
    <label xml:lang="en-US" xlink:label="sf_DiscountedCashFlowMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Discounted cash flow.</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeAxis" xlink:type="locator" xlink:label="us-gaap_RangeAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_RangeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Range</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_RangeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Range [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeMember" xlink:type="locator" xlink:label="us-gaap_RangeMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_RangeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Range</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RangeMember" xlink:to="us-gaap_RangeMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RangeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Range [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MinimumMember" xlink:type="locator" xlink:label="us-gaap_MinimumMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_MinimumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinimumMember" xlink:to="us-gaap_MinimumMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_MinimumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MaximumMember" xlink:type="locator" xlink:label="us-gaap_MaximumMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_MaximumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MaximumMember" xlink:to="us-gaap_MaximumMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_MaximumMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</label>
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    <label xml:lang="en-US" xlink:label="sf_FairValueInputsTangibleBookValueMultiple_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tangible book value multiple range</label>
    <label xml:lang="en-US" xlink:label="sf_FairValueInputsTangibleBookValueMultiple_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Inputs Tangible Book Value Multiple</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShortDurationContractsDiscountedLiabilitiesDiscountRate" xlink:type="locator" xlink:label="us-gaap_ShortDurationContractsDiscountedLiabilitiesDiscountRate" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortDurationContractsDiscountedLiabilitiesDiscountRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discount rate range</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortDurationContractsDiscountedLiabilitiesDiscountRate" xlink:to="us-gaap_ShortDurationContractsDiscountedLiabilitiesDiscountRate_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortDurationContractsDiscountedLiabilitiesDiscountRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Short Duration Contracts Discounted Liabilities Discount Rate</label>
    <label xml:lang="en-US" xlink:label="sf_WorkoutPeriodRangeLowEnd_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Workout period range, low end</label>
    <label xml:lang="en-US" xlink:label="sf_WorkoutPeriodRangeLowEnd_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Workout Period Range Low End</label>
    <label xml:lang="en-US" xlink:label="sf_WorkoutPeriodRangeHighEnd_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Workout period range, high end</label>
    <label xml:lang="en-US" xlink:label="sf_WorkoutPeriodRangeHighEnd_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Workout Period Range High End</label>
    <loc xlink:href="sf-20170331.xsd#sf_WeightedAverageTangibleBookValueMultiple" xlink:type="locator" xlink:label="sf_WeightedAverageTangibleBookValueMultiple" />
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageTangibleBookValueMultiple_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average tangible book value multiple.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_WeightedAverageTangibleBookValueMultiple" xlink:to="sf_WeightedAverageTangibleBookValueMultiple_lbl" />
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    <label xml:lang="en-US" xlink:label="sf_WeightedAverageWorkoutPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average workout period.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_WeightedAverageWorkoutPeriod" xlink:to="sf_WeightedAverageWorkoutPeriod_lbl" />
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageTangibleBookValueMultiple_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tangible book value multiple, weighted average</label>
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageTangibleBookValueMultiple_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Tangible Book Value Multiple</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageDiscountRatePercent" xlink:type="locator" xlink:label="us-gaap_WeightedAverageDiscountRatePercent" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageDiscountRatePercent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discount rate, weighted average</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageDiscountRatePercent" xlink:to="us-gaap_WeightedAverageDiscountRatePercent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageDiscountRatePercent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Discount Rate Percent</label>
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageWorkoutPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average workout period</label>
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageWorkoutPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Workout Period</label>
    <loc xlink:href="sf-20170331.xsd#sf_FairValueLevelTwoToLevelOneTransfersAmount" xlink:type="locator" xlink:label="sf_FairValueLevelTwoToLevelOneTransfersAmount" />
    <label xml:lang="en-US" xlink:label="sf_FairValueLevelTwoToLevelOneTransfersAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair Value Level 2 To Level 1 Transfers Amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FairValueLevelTwoToLevelOneTransfersAmount" xlink:to="sf_FairValueLevelTwoToLevelOneTransfersAmount_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_FairValueLevelOneToLevelTwoTransfersAmount" xlink:type="locator" xlink:label="sf_FairValueLevelOneToLevelTwoTransfersAmount" />
    <label xml:lang="en-US" xlink:label="sf_FairValueLevelOneToLevelTwoTransfersAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value level 1 to level 2 transfers amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FairValueLevelOneToLevelTwoTransfersAmount" xlink:to="sf_FairValueLevelOneToLevelTwoTransfersAmount_lbl" />
    <label xml:lang="en-US" xlink:label="sf_FairValueLevelTwoToLevelOneTransfersAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transfers of financial assets from Level 2 to Level 1</label>
    <label xml:lang="en-US" xlink:label="sf_FairValueLevelTwoToLevelOneTransfersAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Level Two To Level One Transfers Amount</label>
    <label xml:lang="en-US" xlink:label="sf_FairValueLevelOneToLevelTwoTransfersAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transfers of financial assets from Level 1 to Level 2</label>
    <label xml:lang="en-US" xlink:label="sf_FairValueLevelOneToLevelTwoTransfersAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Level One To Level Two Transfers Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:type="locator" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value By Balance Sheet Grouping [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByBalanceSheetGroupingTable" xlink:to="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value By Balance Sheet Grouping [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:type="locator" xlink:label="us-gaap_FairValueByMeasurementBasisAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByMeasurementBasisAxis" xlink:to="us-gaap_FairValueByMeasurementBasisAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value By Measurement Basis [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:type="locator" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Disclosure Item Amounts [Default]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:to="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Portion At Fair Value Fair Value Disclosure [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:type="locator" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosureItemAmountsDomain" xlink:to="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosure Item Amounts [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:type="locator" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:to="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Carrying Reported Amount Fair Value Disclosure [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:type="locator" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated Fair Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:to="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Estimate Of Fair Value Fair Value Disclosure [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:type="locator" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:to="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_CashAndCashEquivalentsFairValueDisclosure" />
    <label xml:lang="en-US" xlink:label="us-gaap_CashAndCashEquivalentsFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:to="us-gaap_CashAndCashEquivalentsFairValueDisclosure_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CashAndCashEquivalentsFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash And Cash Equivalents Fair Value Disclosure</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashSegregatedUnderOtherRegulations" xlink:type="locator" xlink:label="us-gaap_CashSegregatedUnderOtherRegulations" />
    <label xml:lang="en-US" xlink:label="us-gaap_CashSegregatedUnderOtherRegulations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash segregated for regulatory purposes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashSegregatedUnderOtherRegulations" xlink:to="us-gaap_CashSegregatedUnderOtherRegulations_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CashSegregatedUnderOtherRegulations_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash Segregated Under Other Regulations</label>
    <label xml:lang="en-US" xlink:label="us-gaap_AvailableForSaleSecurities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveTerseLabel">Available-for-sale securities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue" xlink:type="locator" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue" />
    <label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-maturity securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HeldToMaturitySecuritiesFairValue" xlink:to="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_HeldToMaturitySecuritiesFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Held To Maturity Securities Fair Value</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansHeldForSaleFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure" />
    <label xml:lang="en-US" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansHeldForSaleFairValueDisclosure" xlink:to="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LoansHeldForSaleFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans Held For Sale Fair Value Disclosure</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansReceivableFairValueDisclosure" xlink:type="locator" xlink:label="us-gaap_LoansReceivableFairValueDisclosure" />
    <label xml:lang="en-US" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansReceivableFairValueDisclosure" xlink:to="us-gaap_LoansReceivableFairValueDisclosure_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LoansReceivableFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans Receivable Fair Value Disclosure</label>
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Derivative contracts</label>
    <label xml:lang="en-US" xlink:label="us-gaap_Deposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Bank deposits</label>
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Derivative contracts</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FederalHomeLoanBankAdvances" xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvances" />
    <label xml:lang="en-US" xlink:label="us-gaap_FederalHomeLoanBankAdvances_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank advances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvances" xlink:to="us-gaap_FederalHomeLoanBankAdvances_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FederalHomeLoanBankAdvances_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Advances</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SeniorNotes" xlink:type="locator" xlink:label="us-gaap_SeniorNotes" />
    <label xml:lang="en-US" xlink:label="us-gaap_SeniorNotes_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SeniorNotes" xlink:to="us-gaap_SeniorNotes_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SeniorNotes_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnsecuredDebt" xlink:type="locator" xlink:label="us-gaap_UnsecuredDebt" />
    <label xml:lang="en-US" xlink:label="us-gaap_UnsecuredDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Debentures to Stifel Financial Capital Trusts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnsecuredDebt" xlink:to="us-gaap_UnsecuredDebt_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_UnsecuredDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Unsecured Debt</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:type="locator" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Frequency</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByMeasurementFrequencyAxis" xlink:to="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueByMeasurementFrequencyAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value By Measurement Frequency [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Measurement Frequency</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementFrequencyDomain" xlink:to="us-gaap_FairValueMeasurementFrequencyDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement Frequency [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember" xlink:type="locator" xlink:label="us-gaap_FairValueMeasurementsNonrecurringMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementsNonrecurringMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Measurements, Nonrecurring [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementsNonrecurringMember" xlink:to="us-gaap_FairValueMeasurementsNonrecurringMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueMeasurementsNonrecurringMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurements Nonrecurring [Member]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_CashAndCashEquivalentsFairValueDisclosure_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cash</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stated interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Interest Rate Stated Percentage</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentMaturityDate" />
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    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Allowance</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableNetReportedAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Bank loans, net</label>
    <loc xlink:href="sf-20170331.xsd#sf_PercentageOfLoansAndLeasesReceivableGrossCarryingAmount" xlink:type="locator" xlink:label="sf_PercentageOfLoansAndLeasesReceivableGrossCarryingAmount" />
    <label xml:lang="en-US" xlink:label="sf_PercentageOfLoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of loans and leases receivable gross carrying amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_PercentageOfLoansAndLeasesReceivableGrossCarryingAmount" xlink:to="sf_PercentageOfLoansAndLeasesReceivableGrossCarryingAmount_lbl" />
    <label xml:lang="en-US" xlink:label="sf_PercentageOfLoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross bank loans, Percent</label>
    <label xml:lang="en-US" xlink:label="sf_PercentageOfLoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Loans And Leases Receivable Gross Carrying Amount</label>
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:type="locator" xlink:label="dei_LegalEntityAxis" />
    <label xml:lang="en-US" xlink:label="dei_LegalEntityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Legal Entity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LegalEntityAxis" xlink:to="dei_LegalEntityAxis_lbl" />
    <label xml:lang="en-US" xlink:label="dei_LegalEntityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Legal Entity [Axis]</label>
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:type="locator" xlink:label="dei_EntityDomain" />
    <label xml:lang="en-US" xlink:label="dei_EntityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityDomain" xlink:to="dei_EntityDomain_lbl" />
    <label xml:lang="en-US" xlink:label="dei_EntityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Entity [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_StifelBankMember" xlink:type="locator" xlink:label="sf_StifelBankMember" />
    <label xml:lang="en-US" xlink:label="sf_StifelBankMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Stifel bank.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_StifelBankMember" xlink:to="sf_StifelBankMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_StifelBankMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stifel Bank [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_StifelBankMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Stifel Bank [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ParentCompanyMember" xlink:type="locator" xlink:label="us-gaap_ParentCompanyMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_ParentCompanyMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stifel Financial Corp. [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ParentCompanyMember" xlink:to="us-gaap_ParentCompanyMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ParentCompanyMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Parent Company [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions By Related Party [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:type="locator" xlink:label="us-gaap_RelatedPartyDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyDomain" xlink:to="us-gaap_RelatedPartyDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Related Party [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_ExecutiveOfficersDirectorsAndTheirAffiliatesMember" xlink:type="locator" xlink:label="sf_ExecutiveOfficersDirectorsAndTheirAffiliatesMember" />
    <label xml:lang="en-US" xlink:label="sf_ExecutiveOfficersDirectorsAndTheirAffiliatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Executive officers directors and their affiliates.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_ExecutiveOfficersDirectorsAndTheirAffiliatesMember" xlink:to="sf_ExecutiveOfficersDirectorsAndTheirAffiliatesMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_ExecutiveOfficersDirectorsAndTheirAffiliatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Executive Officers Directors and Their Affiliates [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_ExecutiveOfficersDirectorsAndTheirAffiliatesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Executive Officers Directors And Their Affiliates [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DueFromRelatedPartiesNoncurrent" xlink:type="locator" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans outstanding amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DueFromRelatedPartiesNoncurrent" xlink:to="us-gaap_DueFromRelatedPartiesNoncurrent_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Due From Related Parties Noncurrent</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainLossOnSaleOfMortgageLoans" xlink:type="locator" xlink:label="us-gaap_GainLossOnSaleOfMortgageLoans" />
    <label xml:lang="en-US" xlink:label="us-gaap_GainLossOnSaleOfMortgageLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gains (losses) recognized from sale of loans</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSaleOfMortgageLoans" xlink:to="us-gaap_GainLossOnSaleOfMortgageLoans_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_GainLossOnSaleOfMortgageLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Gain Loss On Sale Of Mortgage Loans</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivable Allowance For Credit Losses [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable" xlink:to="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Financing Receivable Allowance For Credit Losses [Table]</label>
    <loc xlink:href="sf-20170331.xsd#sf_QualitativeMember" xlink:type="locator" xlink:label="sf_QualitativeMember" />
    <label xml:lang="en-US" xlink:label="sf_QualitativeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Qualitative.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_QualitativeMember" xlink:to="sf_QualitativeMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_QualitativeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Qualitative [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_QualitativeMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Qualitative [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Allowance For Credit Losses [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProvisionForLoanAndLeaseLosses" xlink:type="locator" xlink:label="us-gaap_ProvisionForLoanAndLeaseLosses" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProvisionForLoanAndLeaseLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Provision For Loan And Lease Losses</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProvisionForLoanAndLeaseLosses" xlink:to="us-gaap_ProvisionForLoanAndLeaseLosses_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs" xlink:type="locator" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs" />
    <label xml:lang="en-US" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Allowance For Loan And Lease Losses Write Offs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs" xlink:to="us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts" xlink:type="locator" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts" />
    <label xml:lang="en-US" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Allowance For Loan And Lease Loss Recovery Of Bad Debts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts" xlink:to="us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for Loan Losses, Individually Evaluated for Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for Loan Losses, Collectively Evaluated for Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment" xlink:to="us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Allowance for Loan Losses, Total</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recorded Investment in Loans, Individually Evaluated for Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment" xlink:to="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableIndividuallyEvaluatedForImpairment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Individually Evaluated For Impairment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recorded Investment in Loans, Collectively Evaluated for Impairment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment" xlink:to="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableCollectivelyEvaluatedForImpairment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Collectively Evaluated For Impairment</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Recorded Investment in Loans, Total</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</label>
    <label xml:lang="en-US" xlink:label="us-gaap_ProvisionForLoanAndLeaseLosses_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Provision</label>
    <label xml:lang="en-US" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Charge-offs</label>
    <label xml:lang="en-US" xlink:label="us-gaap_AllowanceForLoanAndLeaseLossRecoveryOfBadDebts_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recoveries</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance</label>
    <loc xlink:href="sf-20170331.xsd#sf_FinancingReceivableTroubledDebtRestructuringAmount" xlink:type="locator" xlink:label="sf_FinancingReceivableTroubledDebtRestructuringAmount" />
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivableTroubledDebtRestructuringAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable troubled debt restructuring amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FinancingReceivableTroubledDebtRestructuringAmount" xlink:to="sf_FinancingReceivableTroubledDebtRestructuringAmount_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest" xlink:type="locator" xlink:label="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest" />
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impaired loans more than 90 days past due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest" xlink:to="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest</label>
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivableTroubledDebtRestructuringAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Troubled debt restructurings</label>
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivableTroubledDebtRestructuringAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Troubled Debt Restructuring Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableRelatedAllowance" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableRelatedAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Specific allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableRelatedAllowance" xlink:to="us-gaap_ImpairedFinancingReceivableRelatedAllowance_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableRelatedAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable Related Allowance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfImpairedFinancingReceivableTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfImpairedFinancingReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Impaired Financing Receivable [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfImpairedFinancingReceivableTable" xlink:to="us-gaap_ScheduleOfImpairedFinancingReceivableTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfImpairedFinancingReceivableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Impaired Financing Receivable [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableImpairedLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableImpairedLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableImpairedLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Impaired [Line Items]</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableImpairedLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Impaired [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unpaid Contractual Principal Balance</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableUnpaidPrincipalBalance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable Unpaid Principal Balance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recorded Investment with No Allowance</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable With No Related Allowance Recorded Investment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recorded Investment with Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment" xlink:to="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable With Related Allowance Recorded Investment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableRecordedInvestment" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableRecordedInvestment" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableRecordedInvestment" xlink:to="us-gaap_ImpairedFinancingReceivableRecordedInvestment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable Recorded Investment</label>
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableRelatedAllowance_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Allowance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:type="locator" xlink:label="us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Average Recorded Investment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:to="us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Impaired Financing Receivable Average Recorded Investment</label>
    <loc xlink:href="sf-20170331.xsd#sf_FinancingReceivableRecordedInvestmentNonaccrualStatusAndRestructuredLoans" xlink:type="locator" xlink:label="sf_FinancingReceivableRecordedInvestmentNonaccrualStatusAndRestructuredLoans" />
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivableRecordedInvestmentNonaccrualStatusAndRestructuredLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivable recorded investment nonaccrual status and restructured loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FinancingReceivableRecordedInvestmentNonaccrualStatusAndRestructuredLoans" xlink:to="sf_FinancingReceivableRecordedInvestmentNonaccrualStatusAndRestructuredLoans_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFinancingReceivablesPastDueTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivablesPastDueTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivables Past Due [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivablesPastDueTable" xlink:to="us-gaap_ScheduleOfFinancingReceivablesPastDueTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivablesPastDueTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Financing Receivables Past Due [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:type="locator" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">30 - 89 Days Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:to="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables Period Past Due [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain" xlink:type="locator" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivables, Period Past Due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesPeriodPastDueDomain" xlink:to="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablesPeriodPastDueDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables Period Past Due [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_FinancingReceivables30To89DaysPastDueMember" xlink:type="locator" xlink:label="sf_FinancingReceivables30To89DaysPastDueMember" />
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivables30To89DaysPastDueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing receivables 30 to 89 days past due.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FinancingReceivables30To89DaysPastDueMember" xlink:to="sf_FinancingReceivables30To89DaysPastDueMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivables30To89DaysPastDueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">30 - 89 Days Past Due [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivables30To89DaysPastDueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables30 To89 Days Past Due [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:type="locator" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">90 or More Days Past Due [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember" xlink:to="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables Equal To Greater Than90 Days Past Due [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Recorded Investment Past Due [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Past Due [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDue" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDue" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total Past Due</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentPastDue" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentPastDue_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentPastDue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Past Due</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentCurrent" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentCurrent" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Balance</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentCurrent_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Current</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Non-Accrual</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Nonaccrual Status</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableModificationsRecordedInvestment" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableModificationsRecordedInvestment" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Restructured</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableModificationsRecordedInvestment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Modifications Recorded Investment</label>
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivableRecordedInvestmentNonaccrualStatusAndRestructuredLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</label>
    <label xml:lang="en-US" xlink:label="sf_FinancingReceivableRecordedInvestmentNonaccrualStatusAndRestructuredLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment Nonaccrual Status And Restructured Loans</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loans past due 90 days and still accruing interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing" xlink:to="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment90 Days Past Due And Still Accruing</label>
    <loc xlink:href="sf-20170331.xsd#sf_CollateralizedLoanPortfolio" xlink:type="locator" xlink:label="sf_CollateralizedLoanPortfolio" />
    <label xml:lang="en-US" xlink:label="sf_CollateralizedLoanPortfolio_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Collateralized loan portfolio.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_CollateralizedLoanPortfolio" xlink:to="sf_CollateralizedLoanPortfolio_lbl" />
    <label xml:lang="en-US" xlink:label="sf_CollateralizedLoanPortfolio_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collateralized loan portfolio</label>
    <label xml:lang="en-US" xlink:label="sf_CollateralizedLoanPortfolio_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Collateralized Loan Portfolio</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable" xlink:to="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InternalCreditAssessmentAxis" xlink:type="locator" xlink:label="us-gaap_InternalCreditAssessmentAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Internal Credit Assessment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InternalCreditAssessmentAxis" xlink:to="us-gaap_InternalCreditAssessmentAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InternalCreditAssessmentDomain" xlink:type="locator" xlink:label="us-gaap_InternalCreditAssessmentDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Internal Credit Assessment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InternalCreditAssessmentDomain" xlink:to="us-gaap_InternalCreditAssessmentDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_InternalCreditAssessmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Internal Credit Assessment [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PassMember" xlink:type="locator" xlink:label="us-gaap_PassMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_PassMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pass [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PassMember" xlink:to="us-gaap_PassMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_PassMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Pass [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SpecialMentionMember" xlink:type="locator" xlink:label="us-gaap_SpecialMentionMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_SpecialMentionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Special Mention [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SpecialMentionMember" xlink:to="us-gaap_SpecialMentionMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SpecialMentionMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Special Mention [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubstandardMember" xlink:type="locator" xlink:label="us-gaap_SubstandardMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_SubstandardMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Substandard [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SubstandardMember" xlink:to="us-gaap_SubstandardMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SubstandardMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Substandard [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DoubtfulMember" xlink:type="locator" xlink:label="us-gaap_DoubtfulMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_DoubtfulMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Doubtful [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DoubtfulMember" xlink:to="us-gaap_DoubtfulMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DoubtfulMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Doubtful [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:type="locator" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Receivable Recorded Investment [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentLineItems" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivable Recorded Investment [Line Items]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LoansAndLeasesReceivableGrossCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total risk category of loan portfolio</label>
    <loc xlink:href="sf-20170331.xsd#sf_ScheduleOfGoodwillAndIntangibleAssetsLineItems" xlink:type="locator" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsLineItems" />
    <label xml:lang="en-US" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of goodwill and intangible assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_ScheduleOfGoodwillAndIntangibleAssetsLineItems" xlink:to="sf_ScheduleOfGoodwillAndIntangibleAssetsLineItems_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_ScheduleOfGoodwillAndIntangibleAssetsTable" xlink:type="locator" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsTable" />
    <label xml:lang="en-US" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of goodwill and intangible assets.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_ScheduleOfGoodwillAndIntangibleAssetsTable" xlink:to="sf_ScheduleOfGoodwillAndIntangibleAssetsTable_lbl" />
    <label xml:lang="en-US" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Goodwill And Intangible Assets [Table]</label>
    <label xml:lang="en-US" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Goodwill And Intangible Assets [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:type="locator" xlink:label="us-gaap_StatementBusinessSegmentsAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementBusinessSegmentsAxis" xlink:to="us-gaap_StatementBusinessSegmentsAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementBusinessSegmentsAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Business Segments [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentDomain" xlink:type="locator" xlink:label="us-gaap_SegmentDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentDomain" xlink:to="us-gaap_SegmentDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Segment [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_GlobalWealthManagementMember" xlink:type="locator" xlink:label="sf_GlobalWealthManagementMember" />
    <label xml:lang="en-US" xlink:label="sf_GlobalWealthManagementMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Global wealth management.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_GlobalWealthManagementMember" xlink:to="sf_GlobalWealthManagementMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_GlobalWealthManagementMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Global Wealth Management [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_GlobalWealthManagementMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Global Wealth Management [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_InstitutionalGroupMember" xlink:type="locator" xlink:label="sf_InstitutionalGroupMember" />
    <label xml:lang="en-US" xlink:label="sf_InstitutionalGroupMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Institutional group.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_InstitutionalGroupMember" xlink:to="sf_InstitutionalGroupMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_InstitutionalGroupMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Institutional Group [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_InstitutionalGroupMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Institutional Group [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Goodwill and Intangible Assets [Line Items]</label>
    <label xml:lang="en-US" xlink:label="sf_ScheduleOfGoodwillAndIntangibleAssetsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Goodwill And Intangible Assets [Line Items]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_Goodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Goodwill, Beginning balance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments" xlink:type="locator" xlink:label="us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments" />
    <label xml:lang="en-US" xlink:label="us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill, Adjustments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments" xlink:to="us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_GoodwillTranslationAndPurchaseAccountingAdjustments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Translation And Purchase Accounting Adjustments</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit" xlink:type="locator" xlink:label="us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit" />
    <label xml:lang="en-US" xlink:label="us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Goodwill, Write-off</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit" xlink:to="us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Written Off Related To Sale Of Business Unit</label>
    <label xml:lang="en-US" xlink:label="us-gaap_Goodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Goodwill, Ending balance</label>
    <label xml:lang="en-US" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Intangible assets, Beginning balance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsTranslationAndPurchaseAccountingAdjustments" xlink:type="locator" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsTranslationAndPurchaseAccountingAdjustments" />
    <label xml:lang="en-US" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsTranslationAndPurchaseAccountingAdjustments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible assets, Net Additions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IndefiniteLivedIntangibleAssetsTranslationAndPurchaseAccountingAdjustments" xlink:to="us-gaap_IndefiniteLivedIntangibleAssetsTranslationAndPurchaseAccountingAdjustments_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IndefiniteLivedIntangibleAssetsTranslationAndPurchaseAccountingAdjustments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Indefinite Lived Intangible Assets Translation And Purchase Accounting Adjustments</label>
    <label xml:lang="en-US" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Intangible assets, Amortization</label>
    <label xml:lang="en-US" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Intangible assets, Ending balance</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Finite Lived Intangible Assets [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:to="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Finite Lived Intangible Assets [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets by Major Class</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets By Major Class [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets, Major Class Name</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Major Class Name [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:type="locator" xlink:label="us-gaap_CustomerRelationshipsMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_CustomerRelationshipsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Customer Relationships [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerRelationshipsMember" xlink:to="us-gaap_CustomerRelationshipsMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CustomerRelationshipsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Customer Relationships [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TradeNamesMember" xlink:type="locator" xlink:label="us-gaap_TradeNamesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_TradeNamesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trade Name [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TradeNamesMember" xlink:to="us-gaap_TradeNamesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_TradeNamesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Trade Names [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_InvestmentBankingBacklogMember" xlink:type="locator" xlink:label="sf_InvestmentBankingBacklogMember" />
    <label xml:lang="en-US" xlink:label="sf_InvestmentBankingBacklogMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Investment banking backlog.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_InvestmentBankingBacklogMember" xlink:to="sf_InvestmentBankingBacklogMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_InvestmentBankingBacklogMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment Banking Backlog [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_InvestmentBankingBacklogMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Investment Banking Backlog [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoncompeteAgreementsMember" xlink:type="locator" xlink:label="us-gaap_NoncompeteAgreementsMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoncompeteAgreementsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Compete Agreements [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncompeteAgreementsMember" xlink:to="us-gaap_NoncompeteAgreementsMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoncompeteAgreementsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Noncompete Agreements [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:to="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Carrying Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsGross" xlink:to="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Gross</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Accumulated Amortization</label>
    <label xml:lang="en-US" xlink:label="sf_InvestmentBankingBacklogMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Backlog [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average remaining lives of intangible assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:to="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Asset Useful Life</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remainder of 2017</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2018</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense Year Two</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2019</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense Year Three</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2020</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense Year Four</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense Year Five</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive" xlink:to="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Amortization Expense After Year Five</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:type="locator" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Future amortization expense total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsNet" xlink:to="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Finite Lived Intangible Assets Net</label>
    <loc xlink:href="sf-20170331.xsd#sf_UncommittedSecuredLinesOfCredit" xlink:type="locator" xlink:label="sf_UncommittedSecuredLinesOfCredit" />
    <label xml:lang="en-US" xlink:label="sf_UncommittedSecuredLinesOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Uncommitted secured lines of credit.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_UncommittedSecuredLinesOfCredit" xlink:to="sf_UncommittedSecuredLinesOfCredit_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_NumberOfBanksWithWhichEntityHasCommittedRevolvingCreditFacility" xlink:type="locator" xlink:label="sf_NumberOfBanksWithWhichEntityHasCommittedRevolvingCreditFacility" />
    <label xml:lang="en-US" xlink:label="sf_NumberOfBanksWithWhichEntityHasCommittedRevolvingCreditFacility_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of banks with which entity has committed revolving credit facility.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_NumberOfBanksWithWhichEntityHasCommittedRevolvingCreditFacility" xlink:to="sf_NumberOfBanksWithWhichEntityHasCommittedRevolvingCreditFacility_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_DailyBorrowingsUnderCreditArrangements" xlink:type="locator" xlink:label="sf_DailyBorrowingsUnderCreditArrangements" />
    <label xml:lang="en-US" xlink:label="sf_DailyBorrowingsUnderCreditArrangements_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Daily borrowings under credit arrangements.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_DailyBorrowingsUnderCreditArrangements" xlink:to="sf_DailyBorrowingsUnderCreditArrangements_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShortTermDebtTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfShortTermDebtTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfShortTermDebtTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Short Term Debt [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShortTermDebtTable" xlink:to="us-gaap_ScheduleOfShortTermDebtTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfShortTermDebtTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Short Term Debt [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:type="locator" xlink:label="us-gaap_ShortTermDebtTypeAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortTermDebtTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term Debt, Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortTermDebtTypeAxis" xlink:to="us-gaap_ShortTermDebtTypeAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortTermDebtTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Short Term Debt Type [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:type="locator" xlink:label="us-gaap_ShortTermDebtTypeDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortTermDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term Debt, Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortTermDebtTypeDomain" xlink:to="us-gaap_ShortTermDebtTypeDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortTermDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Short Term Debt Type [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_CompanyOwnedSecuritiesMember" xlink:type="locator" xlink:label="sf_CompanyOwnedSecuritiesMember" />
    <label xml:lang="en-US" xlink:label="sf_CompanyOwnedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Company owned securities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_CompanyOwnedSecuritiesMember" xlink:to="sf_CompanyOwnedSecuritiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_CompanyOwnedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Company Owned Securities [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_CompanyOwnedSecuritiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Company Owned Securities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:type="locator" xlink:label="us-gaap_CreditFacilityAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityAxis" xlink:to="us-gaap_CreditFacilityAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:type="locator" xlink:label="us-gaap_CreditFacilityDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditFacilityDomain" xlink:to="us-gaap_CreditFacilityDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:type="locator" xlink:label="us-gaap_RevolvingCreditFacilityMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving Credit Facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevolvingCreditFacilityMember" xlink:to="us-gaap_RevolvingCreditFacilityMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RevolvingCreditFacilityMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Revolving Credit Facility [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FederalHomeLoanBankAdvancesMember" xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal Home Loan Bank advances [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesMember" xlink:to="us-gaap_FederalHomeLoanBankAdvancesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FederalHomeLoanBankAdvancesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Advances [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShortTermDebtLineItems" xlink:type="locator" xlink:label="us-gaap_ShortTermDebtLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term Debt [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShortTermDebtLineItems" xlink:to="us-gaap_ShortTermDebtLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShortTermDebtLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Short Term Debt [Line Items]</label>
    <label xml:lang="en-US" xlink:label="sf_UncommittedSecuredLinesOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Uncommitted secured lines of credit</label>
    <label xml:lang="en-US" xlink:label="sf_UncommittedSecuredLinesOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Uncommitted Secured Lines Of Credit</label>
    <label xml:lang="en-US" xlink:label="sf_NumberOfBanksWithWhichEntityHasCommittedRevolvingCreditFacility_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of banks</label>
    <label xml:lang="en-US" xlink:label="sf_NumberOfBanksWithWhichEntityHasCommittedRevolvingCreditFacility_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Banks With Which Entity Has Committed Revolving Credit Facility</label>
    <label xml:lang="en-US" xlink:label="sf_DailyBorrowingsUnderCreditArrangements_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Daily borrowings under our uncommitted secured lines</label>
    <label xml:lang="en-US" xlink:label="sf_DailyBorrowingsUnderCreditArrangements_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Daily Borrowings Under Credit Arrangements</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CompensatingBalanceAmount" xlink:type="locator" xlink:label="us-gaap_CompensatingBalanceAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_CompensatingBalanceAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Compensating balances</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CompensatingBalanceAmount" xlink:to="us-gaap_CompensatingBalanceAmount_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CompensatingBalanceAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Compensating Balance Amount</label>
    <loc xlink:href="sf-20170331.xsd#sf_LineOfCreditFacilityExpirationMonthAndYear" xlink:type="locator" xlink:label="sf_LineOfCreditFacilityExpirationMonthAndYear" />
    <label xml:lang="en-US" xlink:label="sf_LineOfCreditFacilityExpirationMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Line of credit facility expiration month and year.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_LineOfCreditFacilityExpirationMonthAndYear" xlink:to="sf_LineOfCreditFacilityExpirationMonthAndYear_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Committed revolving credit facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:to="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Maximum Borrowing Capacity</label>
    <label xml:lang="en-US" xlink:label="sf_LineOfCreditFacilityExpirationMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revolving credit facility expiration date</label>
    <label xml:lang="en-US" xlink:label="sf_LineOfCreditFacilityExpirationMonthAndYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Expiration Month And Year</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LIBOR rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:to="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Basis Spread On Variable Rate1</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCredit" xlink:type="locator" xlink:label="us-gaap_LineOfCredit" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding on our revolving credit facility</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCredit" xlink:to="us-gaap_LineOfCredit_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCredit_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit</label>
    <loc xlink:href="sf-20170331.xsd#sf_WeightedAverageInterestRateOnBorrowings" xlink:type="locator" xlink:label="sf_WeightedAverageInterestRateOnBorrowings" />
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageInterestRateOnBorrowings_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Weighted average interest rate on borrowings.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_WeightedAverageInterestRateOnBorrowings" xlink:to="sf_WeightedAverageInterestRateOnBorrowings_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FederalHomeLoanBankAdvancesFloatingRate" xlink:type="locator" xlink:label="us-gaap_FederalHomeLoanBankAdvancesFloatingRate" />
    <label xml:lang="en-US" xlink:label="us-gaap_FederalHomeLoanBankAdvancesFloatingRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Federal home loan advances, floating-rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalHomeLoanBankAdvancesFloatingRate" xlink:to="us-gaap_FederalHomeLoanBankAdvancesFloatingRate_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FederalHomeLoanBankAdvancesFloatingRate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Federal Home Loan Bank Advances Floating Rate</label>
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageInterestRateOnBorrowings_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average interest rate on borrowings</label>
    <label xml:lang="en-US" xlink:label="sf_WeightedAverageInterestRateOnBorrowings_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Interest Rate On Borrowings</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentTable" xlink:to="us-gaap_DebtInstrumentTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:type="locator" xlink:label="us-gaap_LongtermDebtTypeAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeAxis" xlink:to="us-gaap_LongtermDebtTypeAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Longterm Debt Type [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:type="locator" xlink:label="us-gaap_LongtermDebtTypeDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeDomain" xlink:to="us-gaap_LongtermDebtTypeDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Longterm Debt Type [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_SeniorNotes4250Due2024Member" xlink:type="locator" xlink:label="sf_SeniorNotes4250Due2024Member" />
    <label xml:lang="en-US" xlink:label="sf_SeniorNotes4250Due2024Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Senior notes 4.250% due 2024.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_SeniorNotes4250Due2024Member" xlink:to="sf_SeniorNotes4250Due2024Member_lbl" />
    <label xml:lang="en-US" xlink:label="sf_SeniorNotes4250Due2024Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior notes 4.250% due 2024 [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_SeniorNotes4250Due2024Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes4250 Due2024 [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_SeniorNotes350Due2020Member" xlink:type="locator" xlink:label="sf_SeniorNotes350Due2020Member" />
    <label xml:lang="en-US" xlink:label="sf_SeniorNotes350Due2020Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Senior notes 3.50% due 2020.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_SeniorNotes350Due2020Member" xlink:to="sf_SeniorNotes350Due2020Member_lbl" />
    <label xml:lang="en-US" xlink:label="sf_SeniorNotes350Due2020Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior notes 3.50% due 2020 [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_SeniorNotes350Due2020Member_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes350 Due2020 [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentLineItems" xlink:to="us-gaap_DebtInstrumentLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentCarryingAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt, gross</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentCarryingAmount" xlink:to="us-gaap_DebtInstrumentCarryingAmount_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Carrying Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFinanceCostsNet" xlink:type="locator" xlink:label="us-gaap_DeferredFinanceCostsNet" />
    <label xml:lang="en-US" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Debt issuance costs, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFinanceCostsNet" xlink:to="us-gaap_DeferredFinanceCostsNet_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Deferred Finance Costs Net</label>
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-term Debt</label>
    <loc xlink:href="sf-20170331.xsd#sf_RedemptionPricePercentageOfPrincipalAmount" xlink:type="locator" xlink:label="sf_RedemptionPricePercentageOfPrincipalAmount" />
    <label xml:lang="en-US" xlink:label="sf_RedemptionPricePercentageOfPrincipalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Redemption price, percentage of principal amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_RedemptionPricePercentageOfPrincipalAmount" xlink:to="sf_RedemptionPricePercentageOfPrincipalAmount_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Debt</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentMaturityDateDescription" xlink:type="locator" xlink:label="us-gaap_DebtInstrumentMaturityDateDescription" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDateDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentMaturityDateDescription" xlink:to="us-gaap_DebtInstrumentMaturityDateDescription_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDateDescription_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Maturity Date Description</label>
    <label xml:lang="en-US" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Debt instrument, maturity date</label>
    <label xml:lang="en-US" xlink:label="sf_RedemptionPricePercentageOfPrincipalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redemption price, percentage of principal amount</label>
    <label xml:lang="en-US" xlink:label="sf_RedemptionPricePercentageOfPrincipalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Redemption Price Percentage Of Principal Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:type="locator" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional issuance of long-term debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:to="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ProceedsFromIssuanceOfLongTermDebt_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds From Issuance Of Long Term Debt</label>
    <loc xlink:href="sf-20170331.xsd#sf_NonRecourseDebtMember" xlink:type="locator" xlink:label="sf_NonRecourseDebtMember" />
    <label xml:lang="en-US" xlink:label="sf_NonRecourseDebtMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Non recourse debt.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_NonRecourseDebtMember" xlink:to="sf_NonRecourseDebtMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_NonRecourseDebtMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non Recourse Debt [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_NonRecourseDebtMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Non Recourse Debt [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:type="locator" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2017</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal Remainder Of Fiscal Year</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:type="locator" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2018</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal In Year Two</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:type="locator" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2019</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal In Year Three</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:type="locator" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2020</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal In Year Four</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:type="locator" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal In Year Five</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:type="locator" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal After Year Five</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DepositsMoneyMarketDeposits" xlink:type="locator" xlink:label="us-gaap_DepositsMoneyMarketDeposits" />
    <label xml:lang="en-US" xlink:label="us-gaap_DepositsMoneyMarketDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Money market and savings accounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepositsMoneyMarketDeposits" xlink:to="us-gaap_DepositsMoneyMarketDeposits_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DepositsMoneyMarketDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Deposits Money Market Deposits</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestBearingDepositLiabilitiesDomestic" xlink:type="locator" xlink:label="us-gaap_InterestBearingDepositLiabilitiesDomestic" />
    <label xml:lang="en-US" xlink:label="us-gaap_InterestBearingDepositLiabilitiesDomestic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Demand deposits (interest-bearing)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestBearingDepositLiabilitiesDomestic" xlink:to="us-gaap_InterestBearingDepositLiabilitiesDomestic_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_InterestBearingDepositLiabilitiesDomestic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Bearing Deposit Liabilities Domestic</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoninterestBearingDepositLiabilitiesDomestic" xlink:type="locator" xlink:label="us-gaap_NoninterestBearingDepositLiabilitiesDomestic" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoninterestBearingDepositLiabilitiesDomestic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Demand deposits (non-interest-bearing)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoninterestBearingDepositLiabilitiesDomestic" xlink:to="us-gaap_NoninterestBearingDepositLiabilitiesDomestic_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NoninterestBearingDepositLiabilitiesDomestic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Noninterest Bearing Deposit Liabilities Domestic</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TimeDeposits" xlink:type="locator" xlink:label="us-gaap_TimeDeposits" />
    <label xml:lang="en-US" xlink:label="us-gaap_TimeDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Certificates of deposit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TimeDeposits" xlink:to="us-gaap_TimeDeposits_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_TimeDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Time Deposits</label>
    <label xml:lang="en-US" xlink:label="us-gaap_Deposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Bank deposits</label>
    <loc xlink:href="sf-20170331.xsd#sf_BankDepositsLineItems" xlink:type="locator" xlink:label="sf_BankDepositsLineItems" />
    <label xml:lang="en-US" xlink:label="sf_BankDepositsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Bank deposits.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_BankDepositsLineItems" xlink:to="sf_BankDepositsLineItems_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_BankDepositsTable" xlink:type="locator" xlink:label="sf_BankDepositsTable" />
    <label xml:lang="en-US" xlink:label="sf_BankDepositsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Bank deposits.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_BankDepositsTable" xlink:to="sf_BankDepositsTable_lbl" />
    <label xml:lang="en-US" xlink:label="sf_BankDepositsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank Deposits [Table]</label>
    <label xml:lang="en-US" xlink:label="sf_BankDepositsTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Bank Deposits [Table]</label>
    <loc xlink:href="sf-20170331.xsd#sf_StifelNicolausMember" xlink:type="locator" xlink:label="sf_StifelNicolausMember" />
    <label xml:lang="en-US" xlink:label="sf_StifelNicolausMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Stifel Nicolaus.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_StifelNicolausMember" xlink:to="sf_StifelNicolausMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_StifelNicolausMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stifel Nicolaus [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_StifelNicolausMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Stifel Nicolaus [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionAxis" xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transaction</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAxis" xlink:to="us-gaap_RelatedPartyTransactionAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionDomain" xlink:type="locator" xlink:label="us-gaap_RelatedPartyTransactionDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transaction</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionDomain" xlink:to="us-gaap_RelatedPartyTransactionDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_PaymentFromBrokerageCustomersMember" xlink:type="locator" xlink:label="sf_PaymentFromBrokerageCustomersMember" />
    <label xml:lang="en-US" xlink:label="sf_PaymentFromBrokerageCustomersMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Payment from brokerage customers.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_PaymentFromBrokerageCustomersMember" xlink:to="sf_PaymentFromBrokerageCustomersMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_PaymentFromBrokerageCustomersMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Brokerage Customers Deposits [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_PaymentFromBrokerageCustomersMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Payment From Brokerage Customers [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_BankDepositsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bank Deposits [Line Items]</label>
    <label xml:lang="en-US" xlink:label="sf_BankDepositsLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Bank Deposits [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WeightedAverageRateDomesticDepositTimeDeposits" xlink:type="locator" xlink:label="us-gaap_WeightedAverageRateDomesticDepositTimeDeposits" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageRateDomesticDepositTimeDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average interest rate on deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageRateDomesticDepositTimeDeposits" xlink:to="us-gaap_WeightedAverageRateDomesticDepositTimeDeposits_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageRateDomesticDepositTimeDeposits_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Rate Domestic Deposit Time Deposits</label>
    <loc xlink:href="sf-20170331.xsd#sf_InterestBearingAndTimeDepositOfOfficials" xlink:type="locator" xlink:label="sf_InterestBearingAndTimeDepositOfOfficials" />
    <label xml:lang="en-US" xlink:label="sf_InterestBearingAndTimeDepositOfOfficials_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest bearing and time deposit of officials.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_InterestBearingAndTimeDepositOfOfficials" xlink:to="sf_InterestBearingAndTimeDepositOfOfficials_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyDepositLiabilities" xlink:type="locator" xlink:label="us-gaap_RelatedPartyDepositLiabilities" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyDepositLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits of related parties</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyDepositLiabilities" xlink:to="us-gaap_RelatedPartyDepositLiabilities_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_RelatedPartyDepositLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Deposit Liabilities</label>
    <label xml:lang="en-US" xlink:label="sf_InterestBearingAndTimeDepositOfOfficials_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest bearing and time deposits of executive officers, directors, and affiliates</label>
    <label xml:lang="en-US" xlink:label="sf_InterestBearingAndTimeDepositOfOfficials_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Bearing And Time Deposit Of Officials</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:type="locator" xlink:label="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:to="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentRiskAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Instrument</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentRiskAxis" xlink:to="us-gaap_DerivativeInstrumentRiskAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instrument Risk [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:type="locator" xlink:label="us-gaap_DerivativeContractTypeDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative Contract</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeContractTypeDomain" xlink:to="us-gaap_DerivativeContractTypeDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Contract Type [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestRateContractMember" xlink:type="locator" xlink:label="us-gaap_InterestRateContractMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_InterestRateContractMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash Flow Interest Rate Contracts [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateContractMember" xlink:to="us-gaap_InterestRateContractMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_InterestRateContractMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Interest Rate Contract [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:type="locator" xlink:label="us-gaap_BalanceSheetLocationAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BalanceSheetLocationAxis" xlink:to="us-gaap_BalanceSheetLocationAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:type="locator" xlink:label="us-gaap_BalanceSheetLocationDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BalanceSheetLocationDomain" xlink:to="us-gaap_BalanceSheetLocationDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Domain]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsMember" xlink:type="locator" xlink:label="us-gaap_OtherAssetsMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other Assets [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsMember" xlink:to="us-gaap_OtherAssetsMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_OtherAssetsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesMember" xlink:type="locator" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Payable and Accrued Expenses [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccountsPayableAndAccruedLiabilitiesMember" xlink:to="us-gaap_AccountsPayableAndAccruedLiabilitiesMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable And Accrued Liabilities [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:type="locator" xlink:label="us-gaap_DerivativesFairValueLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativesFairValueLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivatives, Fair Value [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesFairValueLineItems" xlink:to="us-gaap_DerivativesFairValueLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativesFairValueLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivatives Fair Value [Line Items]</label>
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:type="locator" xlink:label="invest_DerivativeNotionalAmount" />
    <label xml:lang="en-US" xlink:label="invest_DerivativeNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Derivatives, Notional Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="invest_DerivativeNotionalAmount" xlink:to="invest_DerivativeNotionalAmount_lbl" />
    <label xml:lang="en-US" xlink:label="invest_DerivativeNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Notional Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset Derivatives, Fair Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue" xlink:to="us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentsInHedgesAssetsAtFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instruments In Hedges Assets At Fair Value</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeLiabilityNotionalAmount" xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilityNotionalAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilityNotionalAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liability Derivatives, Notional Value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilityNotionalAmount" xlink:to="us-gaap_DerivativeLiabilityNotionalAmount_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeAverageRemainingMaturity1" xlink:type="locator" xlink:label="us-gaap_DerivativeAverageRemainingMaturity1" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths" xlink:type="locator" xlink:label="us-gaap_CashFlowHedgeGainLossToBeReclassifiedWithinTwelveMonths" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:type="locator" xlink:label="us-gaap_IncomeStatementLocationAxis" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:type="locator" xlink:label="us-gaap_IncomeStatementLocationDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpenseMember" xlink:type="locator" xlink:label="us-gaap_InterestExpenseMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_InterestExpenseMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest Expense [Member]</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsGainLossLineItems" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain/(Loss) Recognized in OCI (Effectiveness)</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortion" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeInstrumentsLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTesting" xlink:type="locator" xlink:label="us-gaap_DerivativeInstrumentsLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTesting" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" />
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:to="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeCollateralObligationToReturnCash" xlink:type="locator" xlink:label="us-gaap_DerivativeCollateralObligationToReturnCash" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeCollateralObligationToReturnCash_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Derivative counterparty posted collateral against obligation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeCollateralObligationToReturnCash" xlink:to="us-gaap_DerivativeCollateralObligationToReturnCash_lbl" />
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    <label xml:lang="en-US" xlink:label="sf_SecuritiesBorrowedAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities borrowed, amount not offset against collateral.</label>
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    <label xml:lang="en-US" xlink:label="sf_SecuritiesBorrowedNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities borrowed, net amount.</label>
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    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting assets, net amount.</label>
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    <label xml:lang="en-US" xlink:label="sf_OffsettingAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting assets.</label>
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    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsGrossAmountsOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting assets, Gross amounts of recognized assets.</label>
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    <loc xlink:href="sf-20170331.xsd#sf_SecuritiesPurchasedUnderAgreementsToResellNetAmount" xlink:type="locator" xlink:label="sf_SecuritiesPurchasedUnderAgreementsToResellNetAmount" />
    <label xml:lang="en-US" xlink:label="sf_SecuritiesPurchasedUnderAgreementsToResellNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities purchased under agreements to resell, net amount.</label>
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    <loc xlink:href="sf-20170331.xsd#sf_SecuritiesPurchasedUnderAgreementsToResellAmountsNotOffset" xlink:type="locator" xlink:label="sf_SecuritiesPurchasedUnderAgreementsToResellAmountsNotOffset" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesBorrowedGross" xlink:type="locator" xlink:label="us-gaap_SecuritiesBorrowedGross" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesBorrowed" xlink:type="locator" xlink:label="us-gaap_SecuritiesBorrowed" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesBorrowed_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net amounts presented in the Statement of Financial Condition, Securities borrowing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesBorrowed" xlink:to="us-gaap_SecuritiesBorrowed_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesBorrowed_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Borrowed</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesBorrowedAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts not offset in the Statement of Financial Position, Financial instruments, Securities borrowing</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesBorrowedAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Borrowed Amount Not Offset Against Collateral</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesBorrowedFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesBorrowedFairValueOfCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesBorrowedFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts not offset in the Statement of Financial Position, Collateral received, Securities borrowing</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesBorrowedFairValueOfCollateral" xlink:to="us-gaap_SecuritiesBorrowedFairValueOfCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesBorrowedFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Borrowed Fair Value Of Collateral</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesBorrowedNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Securities borrowed, Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesBorrowedNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Borrowed Net Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross" xlink:type="locator" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts of recognized assets, Reverse repurchase agreements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross" xlink:to="us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchased Under Agreements To Resell Gross</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts offset in the statement of Financial Condition, Securities purchased under agreements to resell</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral" xlink:to="us-gaap_SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchased Under Agreements To Resell Amount Offset Against Collateral</label>
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResell_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net amounts presented in the Statement of Financial Condition, Securities purchased under agreements to resell</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesPurchasedUnderAgreementsToResellAmountsNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts not offset in the Statement of Financial Position, Financial instruments, Securities purchased under agreements to resell</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesPurchasedUnderAgreementsToResellAmountsNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchased Under Agreements To Resell Amounts Not Offset</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts not offset in the Statement of Financial Position, Collateral received, Securities purchased under agreements to resell</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral" xlink:to="us-gaap_SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesPurchasedUnderAgreementsToResellFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchased Under Agreements To Resell Fair Value Of Collateral</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesPurchasedUnderAgreementsToResellNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Securities purchased under agreements to resell, Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesPurchasedUnderAgreementsToResellNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Purchased Under Agreements To Resell Net Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts of recognized assets, Cash flow interest rate contracts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:to="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAsset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Fair Value Of Derivative Asset</label>
    <label xml:lang="en-US" xlink:label="sf_DerivativeLiabilityFairValueAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts offset in the Statement of Financial Condition, Cash flow interest rate contracts</label>
    <label xml:lang="en-US" xlink:label="sf_DerivativeLiabilityFairValueAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability Fair Value Amount Offset Against Collateral</label>
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net amounts presented in the Statement of Financial Condition, Cash flow interest rate contracts</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Position, Financial instruments, Cash flow interest rate contracts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:to="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeAssetFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeAssetFairValueOfCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssetFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Position, Collateral pledged, Cash flow interest rate contracts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAssetFairValueOfCollateral" xlink:to="us-gaap_DerivativeAssetFairValueOfCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeAssetFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Asset Fair Value Of Collateral</label>
    <label xml:lang="en-US" xlink:label="sf_CashFlowInterestRateContractsAssetNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash flow interest rate contracts, Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_CashFlowInterestRateContractsAssetNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow Interest Rate Contracts Asset Net Amount</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsGrossAmountsOfRecognizedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts of recognized assets</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsGrossAmountsOfRecognizedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets Gross Amounts Of Recognized Assets</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsGrossAmountsOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts offset in the Statement of Financial Condition</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsGrossAmountsOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets Gross Amounts Offset</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net amounts presented in the Statements of Financial Condition</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsAmountsNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts not offset in the Statement of Financial Position</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsAmountsNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets Amounts Not Offset</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsCollateralReceived_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts not offset in the Statement of Financial Position, Collateral received</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsCollateralReceived_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets Collateral Received</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingAssetsNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Assets Net Amount</label>
    <loc xlink:href="sf-20170331.xsd#sf_SecuritiesLoanedAmountNotOffsetAgainstCollateral" xlink:type="locator" xlink:label="sf_SecuritiesLoanedAmountNotOffsetAgainstCollateral" />
    <label xml:lang="en-US" xlink:label="sf_SecuritiesLoanedAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities loaned amount not offset against collateral.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_SecuritiesLoanedAmountNotOffsetAgainstCollateral" xlink:to="sf_SecuritiesLoanedAmountNotOffsetAgainstCollateral_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_SecuritiesLoanedNetAmount" xlink:type="locator" xlink:label="sf_SecuritiesLoanedNetAmount" />
    <label xml:lang="en-US" xlink:label="sf_SecuritiesLoanedNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities loaned, net amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_SecuritiesLoanedNetAmount" xlink:to="sf_SecuritiesLoanedNetAmount_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_OffsettingLiabilitiesNetAmount" xlink:type="locator" xlink:label="sf_OffsettingLiabilitiesNetAmount" />
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting liabilities, net amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OffsettingLiabilitiesNetAmount" xlink:to="sf_OffsettingLiabilitiesNetAmount_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_OffsettingLiabilitiesNetAmountsPresentedInStatementOfFinancialCondition" xlink:type="locator" xlink:label="sf_OffsettingLiabilitiesNetAmountsPresentedInStatementOfFinancialCondition" />
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesNetAmountsPresentedInStatementOfFinancialCondition_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting liabilities, net amounts presented in the statement of financial condition.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OffsettingLiabilitiesNetAmountsPresentedInStatementOfFinancialCondition" xlink:to="sf_OffsettingLiabilitiesNetAmountsPresentedInStatementOfFinancialCondition_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_OffsettingLiabilitiesAmountsNotOffset" xlink:type="locator" xlink:label="sf_OffsettingLiabilitiesAmountsNotOffset" />
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesAmountsNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting liabilities amounts not offset.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OffsettingLiabilitiesAmountsNotOffset" xlink:to="sf_OffsettingLiabilitiesAmountsNotOffset_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_OffsettingLiabilitiesCollateralPledged" xlink:type="locator" xlink:label="sf_OffsettingLiabilitiesCollateralPledged" />
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesCollateralPledged_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting liabilities, collateral pledged.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OffsettingLiabilitiesCollateralPledged" xlink:to="sf_OffsettingLiabilitiesCollateralPledged_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" xlink:type="locator" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" />
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting liabilities, gross amounts of recognized liabilities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities" xlink:to="sf_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_OffsettingLiabilitiesGrossAmountsOffset" xlink:type="locator" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOffset" />
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Offsetting liabilities gross amounts offset.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OffsettingLiabilitiesGrossAmountsOffset" xlink:to="sf_OffsettingLiabilitiesGrossAmountsOffset_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_CashFlowInterestRateContractsNetAmount" xlink:type="locator" xlink:label="sf_CashFlowInterestRateContractsNetAmount" />
    <label xml:lang="en-US" xlink:label="sf_CashFlowInterestRateContractsNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash flow interest rate contracts net amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_CashFlowInterestRateContractsNetAmount" xlink:to="sf_CashFlowInterestRateContractsNetAmount_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_SecuritiesSoldUnderAgreementsToRepurchaseNetAmount" xlink:type="locator" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseNetAmount" />
    <label xml:lang="en-US" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities sold under agreements to repurchase, net amount.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_SecuritiesSoldUnderAgreementsToRepurchaseNetAmount" xlink:to="sf_SecuritiesSoldUnderAgreementsToRepurchaseNetAmount_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_SecuritiesSoldUnderAgreementsToRepurchaseAmountNotOffset" xlink:type="locator" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseAmountNotOffset" />
    <label xml:lang="en-US" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseAmountNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Securities sold under agreements to repurchase amount not offset.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_SecuritiesSoldUnderAgreementsToRepurchaseAmountNotOffset" xlink:to="sf_SecuritiesSoldUnderAgreementsToRepurchaseAmountNotOffset_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesLoanedGross" xlink:type="locator" xlink:label="us-gaap_SecuritiesLoanedGross" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoanedGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts of recognized liabilities, Securities lending</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesLoanedGross" xlink:to="us-gaap_SecuritiesLoanedGross_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoanedGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Loaned Gross</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesLoanedAmountOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesLoanedAmountOffsetAgainstCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoanedAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities Loaned, Amount Offset Against Collateral</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesLoanedAmountOffsetAgainstCollateral" xlink:to="us-gaap_SecuritiesLoanedAmountOffsetAgainstCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoanedAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Loaned Amount Offset Against Collateral</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesLoaned" xlink:type="locator" xlink:label="us-gaap_SecuritiesLoaned" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoaned_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Net amounts presented in the Statement of Financial Condition, Securities lending</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesLoaned" xlink:to="us-gaap_SecuritiesLoaned_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoaned_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Loaned</label>
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    <label xml:lang="en-US" xlink:label="sf_SecuritiesLoanedAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Loaned Amount Not Offset Against Collateral</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesLoanedFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesLoanedFairValueOfCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoanedFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Position, Collateral pledged, Securities lending</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesLoanedFairValueOfCollateral" xlink:to="us-gaap_SecuritiesLoanedFairValueOfCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesLoanedFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Loaned Fair Value Of Collateral</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesLoanedNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Securities lending, Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesLoanedNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Loaned Net Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" xlink:type="locator" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts of recognized liabilities, Securities purchased under agreements to resell</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross" xlink:to="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseGross_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold Under Agreements To Repurchase Gross</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Securities Sold under Agreements to Repurchase, Amount Offset Against Collateral</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral" xlink:to="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseAmountOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold Under Agreements To Repurchase Amount Offset Against Collateral</label>
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchase_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Net amounts presented in the Statement of Financial Condition, Securities purchased under agreements to resell</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseAmountNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Position, Financial instruments, Securities purchased under agreements to resell</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseAmountNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold Under Agreements To Repurchase Amount Not Offset</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Position, Collateral pledged, Securities purchased under agreements to resell</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral" xlink:to="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold Under Agreements To Repurchase Fair Value Of Collateral</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Securities purchased under agreements to repurchase, Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_SecuritiesSoldUnderAgreementsToRepurchaseNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Securities Sold Under Agreements To Repurchase Net Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:type="locator" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amount of recognized liabilities, Cash flow interest rate contracts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:to="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiability_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Fair Value Of Derivative Liability</label>
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Net amounts presented in the Statement of Financial Condition, Cash flow interest rate contracts</label>
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Gross amounts not offset in the Statement of Financial Position, Financial instruments, Cash flow interest rate contracts</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DerivativeLiabilityFairValueOfCollateral" xlink:type="locator" xlink:label="us-gaap_DerivativeLiabilityFairValueOfCollateral" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilityFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Position, Collateral pledged, Cash flow interest rate contracts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLiabilityFairValueOfCollateral" xlink:to="us-gaap_DerivativeLiabilityFairValueOfCollateral_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_DerivativeLiabilityFairValueOfCollateral_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Liability Fair Value Of Collateral</label>
    <label xml:lang="en-US" xlink:label="sf_CashFlowInterestRateContractsNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash flow interest rate contracts, Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_CashFlowInterestRateContractsNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Cash Flow Interest Rate Contracts Net Amount</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gross amounts of recognized liabilities</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOfRecognizedLiabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Liabilities Gross Amounts Of Recognized Liabilities</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts offset in the Statement of Financial Condition</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesGrossAmountsOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Liabilities Gross Amounts Offset</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesNetAmountsPresentedInStatementOfFinancialCondition_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Net amounts presented in the Statement of Financial Condition</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesNetAmountsPresentedInStatementOfFinancialCondition_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Liabilities Net Amounts Presented In Statement Of Financial Condition</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesAmountsNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Position, Financial instruments</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesAmountsNotOffset_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Liabilities Amounts Not Offset</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesCollateralPledged_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross amounts not offset in the Statement of Financial Condition, Collateral pledged</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesCollateralPledged_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Liabilities Collateral Pledged</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Net amount</label>
    <label xml:lang="en-US" xlink:label="sf_OffsettingLiabilitiesNetAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Offsetting Liabilities Net Amount</label>
    <loc xlink:href="sf-20170331.xsd#sf_OutstandingCommittedCapitalToCertainEntities" xlink:type="locator" xlink:label="sf_OutstandingCommittedCapitalToCertainEntities" />
    <label xml:lang="en-US" xlink:label="sf_OutstandingCommittedCapitalToCertainEntities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Outstanding committed capital to certain entities.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OutstandingCommittedCapitalToCertainEntities" xlink:to="sf_OutstandingCommittedCapitalToCertainEntities_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingencyAbstract" xlink:type="locator" xlink:label="us-gaap_LossContingencyAbstract" />
    <label xml:lang="en-US" xlink:label="us-gaap_LossContingencyAbstract_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingency [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingencyAbstract" xlink:to="us-gaap_LossContingencyAbstract_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingenciesTable" xlink:type="locator" xlink:label="us-gaap_LossContingenciesTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingencies [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingenciesTable" xlink:to="us-gaap_LossContingenciesTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingencies [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis" xlink:type="locator" xlink:label="us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Category of Item Purchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis" xlink:to="us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermPurchaseCommitmentByCategoryOfItemPurchasedAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Purchase Commitment By Category Of Item Purchased [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain" xlink:type="locator" xlink:label="us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term Purchase Commitment, Category of Item Purchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain" xlink:to="us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LongTermPurchaseCommitmentCategoryOfItemPurchasedDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Purchase Commitment Category Of Item Purchased [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_BusinessDevelopmentCorporationsMember" xlink:type="locator" xlink:label="sf_BusinessDevelopmentCorporationsMember" />
    <label xml:lang="en-US" xlink:label="sf_BusinessDevelopmentCorporationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Business development corporations.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_BusinessDevelopmentCorporationsMember" xlink:to="sf_BusinessDevelopmentCorporationsMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_BusinessDevelopmentCorporationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Development Corporations [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_BusinessDevelopmentCorporationsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Business Development Corporations [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:type="locator" xlink:label="us-gaap_LossContingenciesLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingencies [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingenciesLineItems" xlink:to="us-gaap_LossContingenciesLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LossContingenciesLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingencies [Line Items]</label>
    <label xml:lang="en-US" xlink:label="sf_OutstandingCommittedCapitalToCertainEntities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding committed capital to certain entities</label>
    <label xml:lang="en-US" xlink:label="sf_OutstandingCommittedCapitalToCertainEntities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Outstanding Committed Capital To Certain Entities</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:type="locator" xlink:label="us-gaap_LitigationCaseAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_LitigationCaseAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Litigation Case</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LitigationCaseAxis" xlink:to="us-gaap_LitigationCaseAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LitigationCaseAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Litigation Case [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:type="locator" xlink:label="us-gaap_LitigationCaseTypeDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_LitigationCaseTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Litigation Case</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LitigationCaseTypeDomain" xlink:to="us-gaap_LitigationCaseTypeDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LitigationCaseTypeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Litigation Case Type [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_StoneAndYoungbergLimitedLiabilityCompanyMember" xlink:type="locator" xlink:label="sf_StoneAndYoungbergLimitedLiabilityCompanyMember" />
    <label xml:lang="en-US" xlink:label="sf_StoneAndYoungbergLimitedLiabilityCompanyMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Stone &amp; Youngberg, LLC.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_StoneAndYoungbergLimitedLiabilityCompanyMember" xlink:to="sf_StoneAndYoungbergLimitedLiabilityCompanyMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_StoneAndYoungbergLimitedLiabilityCompanyMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stone &amp; Youngberg [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_StoneAndYoungbergLimitedLiabilityCompanyMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Stone And Youngberg Limited Liability Company [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_CAFundsMember" xlink:type="locator" xlink:label="sf_CAFundsMember" />
    <label xml:lang="en-US" xlink:label="sf_CAFundsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Ca funds member.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_CAFundsMember" xlink:to="sf_CAFundsMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_CAFundsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CA Funds [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_CAFundsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">C A Funds [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LossContingencyDamagesSoughtValue" xlink:type="locator" xlink:label="us-gaap_LossContingencyDamagesSoughtValue" />
    <label xml:lang="en-US" xlink:label="us-gaap_LossContingencyDamagesSoughtValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss contingency, damages sought, value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LossContingencyDamagesSoughtValue" xlink:to="us-gaap_LossContingencyDamagesSoughtValue_lbl" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AlternativeNetCapitalRequirement1" xlink:type="locator" xlink:label="us-gaap_AlternativeNetCapitalRequirement1" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RatioOfIndebtednessToNetCapital1" xlink:type="locator" xlink:label="us-gaap_RatioOfIndebtednessToNetCapital1" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCapital" xlink:type="locator" xlink:label="us-gaap_NetCapital" />
    <label xml:lang="en-US" xlink:label="us-gaap_NetCapital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net capital</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_NetCapital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Capital</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_AlternativeExcessNetCapital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Excess of minimum required net capital</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:type="locator" xlink:label="us-gaap_StatementEquityComponentsAxis" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquityComponentDomain" xlink:type="locator" xlink:label="us-gaap_EquityComponentDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockMember" xlink:type="locator" xlink:label="us-gaap_CommonStockMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommonStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CommonStockMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TierOneRiskBasedCapital" xlink:type="locator" xlink:label="us-gaap_TierOneRiskBasedCapital" />
    <label xml:lang="en-US" xlink:label="us-gaap_TierOneRiskBasedCapital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common equity tier 1, Actual Amount</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy" xlink:type="locator" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy" />
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    <label xml:lang="en-US" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacy_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Tier One Risk Based Capital Required For Capital Adequacy</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets" xlink:type="locator" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets" />
    <label xml:lang="en-US" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common equity tier 1, For Capital Adequacy Purposes Ratio</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common equity tier 1, To Be Well Capitalized Under Prompt Corrective Action Provisions Ratio</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Capital" xlink:type="locator" xlink:label="us-gaap_Capital" />
    <label xml:lang="en-US" xlink:label="us-gaap_Capital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total capital, Actual Amount</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_Capital_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Capital</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_CapitalToRiskWeightedAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total capital, Actual Ratio</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_CapitalRequiredToBeWellCapitalized_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total capital, To Be Well Capitalized Under Prompt Corrective Action Provisions Amount</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets" xlink:type="locator" xlink:label="us-gaap_TierOneLeverageCapitalRequiredToBeWellCapitalizedToAverageAssets" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestIncomeExpenseNetAbstract" xlink:type="locator" xlink:label="us-gaap_InterestIncomeExpenseNetAbstract" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestAndFeeIncomeLoansAndLeases" xlink:type="locator" xlink:label="us-gaap_InterestAndFeeIncomeLoansAndLeases" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm" xlink:type="locator" xlink:label="us-gaap_InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesShortTerm" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
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    <loc xlink:href="sf-20170331.xsd#sf_PerformanceBasedRestrictedStockUnitsMember" xlink:type="locator" xlink:label="sf_PerformanceBasedRestrictedStockUnitsMember" />
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    <loc xlink:href="sf-20170331.xsd#sf_StifelNicolausWealthAccumulationPlanMember" xlink:type="locator" xlink:label="sf_StifelNicolausWealthAccumulationPlanMember" />
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    <loc xlink:href="sf-20170331.xsd#sf_SharebasedCompensationArrangementByShareBasedPaymentAwardAwardSharesPotentiallyConvertedRangePercentage" xlink:type="locator" xlink:label="sf_SharebasedCompensationArrangementByShareBasedPaymentAwardAwardSharesPotentiallyConvertedRangePercentage" />
    <label xml:lang="en-US" xlink:label="sf_SharebasedCompensationArrangementByShareBasedPaymentAwardAwardSharesPotentiallyConvertedRangePercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Sharebased compensation arrangement by share based payment award award shares potentially converted range percentage.</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber" xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber" />
    <label xml:lang="en-US" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total number of stock units outstanding</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:type="locator" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
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    <label xml:lang="en-US" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:type="locator" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" />
    <label xml:lang="en-US" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Award performance period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:to="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period</label>
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    <label xml:lang="en-US" xlink:label="sf_SharebasedCompensationArrangementByShareBasedPaymentAwardAwardSharesPotentiallyConvertedRangePercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Sharebased Compensation Arrangement By Share Based Payment Award Award Shares Potentially Converted Range Percentage</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:type="locator" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" />
    <label xml:lang="en-US" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted-average period, compensation cost expected to recognized, in years</label>
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    <loc xlink:href="sf-20170331.xsd#sf_ElectiveDeferralsVestedPercentage" xlink:type="locator" xlink:label="sf_ElectiveDeferralsVestedPercentage" />
    <label xml:lang="en-US" xlink:label="sf_ElectiveDeferralsVestedPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Elective deferrals vested percentage.</label>
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    <label xml:lang="en-US" xlink:label="sf_ElectiveDeferralsVestedPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Elective Deferrals Vested Percentage</label>
    <loc xlink:href="sf-20170331.xsd#sf_PercentageOfEarningsDeferredIntoCompanyStockUnitsAdditionalElectiveDeferral" xlink:type="locator" xlink:label="sf_PercentageOfEarningsDeferredIntoCompanyStockUnitsAdditionalElectiveDeferral" />
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    <label xml:lang="en-US" xlink:label="sf_PercentageOfEarningsDeferredIntoCompanyStockUnitsDeferredInMutualFunds_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of earnings deferred into mutual funds</label>
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent" xlink:type="locator" xlink:label="us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" xlink:type="locator" xlink:label="us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount" />
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    <loc xlink:href="sf-20170331.xsd#sf_GeneralSettlementPeriodOfSecuritiesTransactions" xlink:type="locator" xlink:label="sf_GeneralSettlementPeriodOfSecuritiesTransactions" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfFairValueOffBalanceSheetRisksTable" />
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    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StandbyLettersOfCreditMember" xlink:type="locator" xlink:label="us-gaap_StandbyLettersOfCreditMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_StandbyLettersOfCreditMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Standby Letters of Credit [Member]</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_StandbyLettersOfCreditMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Standby Letters Of Credit [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnusedLinesOfCreditMember" xlink:type="locator" xlink:label="us-gaap_UnusedLinesOfCreditMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_UnusedLinesOfCreditMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unused Lines Of Credit [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnusedLinesOfCreditMember" xlink:to="us-gaap_UnusedLinesOfCreditMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_UnusedLinesOfCreditMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Unused Lines Of Credit [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems" xlink:type="locator" xlink:label="us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Off Balance Sheet Risks Disclosure Information [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems" xlink:to="us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_FairValueOffBalanceSheetRisksDisclosureInformationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Off Balance Sheet Risks Disclosure Information [Line Items]</label>
    <label xml:lang="en-US" xlink:label="sf_GeneralSettlementPeriodOfSecuritiesTransactions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General settlement period of securities transactions</label>
    <label xml:lang="en-US" xlink:label="sf_GeneralSettlementPeriodOfSecuritiesTransactions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">General Settlement Period Of Securities Transactions</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValue" xlink:type="locator" xlink:label="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValue" />
    <label xml:lang="en-US" xlink:label="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of securities accepted as collateral permitted to sell or repledge</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValue" xlink:to="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValue_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValue_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Customer Securities For Which Entity Has Right To Sell Or Repledge Fair Value</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValueOfSecuritiesSoldOrRepledged" xlink:type="locator" xlink:label="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValueOfSecuritiesSoldOrRepledged" />
    <label xml:lang="en-US" xlink:label="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValueOfSecuritiesSoldOrRepledged_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of collateral securities sold or repledged</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValueOfSecuritiesSoldOrRepledged" xlink:to="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValueOfSecuritiesSoldOrRepledged_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_CustomerSecuritiesForWhichEntityHasRightToSellOrRepledgeFairValueOfSecuritiesSoldOrRepledged_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Customer Securities For Which Entity Has Right To Sell Or Repledge Fair Value Of Securities Sold Or Repledged</label>
    <loc xlink:href="sf-20170331.xsd#sf_OutstandingCommitmentsToOriginateLoans" xlink:type="locator" xlink:label="sf_OutstandingCommitmentsToOriginateLoans" />
    <label xml:lang="en-US" xlink:label="sf_OutstandingCommitmentsToOriginateLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Outstanding commitments to originate loans.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OutstandingCommitmentsToOriginateLoans" xlink:to="sf_OutstandingCommitmentsToOriginateLoans_lbl" />
    <label xml:lang="en-US" xlink:label="sf_OutstandingCommitmentsToOriginateLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding commitments to originate loans</label>
    <label xml:lang="en-US" xlink:label="sf_OutstandingCommitmentsToOriginateLoans_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Outstanding Commitments To Originate Loans</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LettersOfCreditOutstandingAmount" xlink:type="locator" xlink:label="us-gaap_LettersOfCreditOutstandingAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_LettersOfCreditOutstandingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Letters of credit outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LettersOfCreditOutstandingAmount" xlink:to="us-gaap_LettersOfCreditOutstandingAmount_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LettersOfCreditOutstandingAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Letters Of Credit Outstanding Amount</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityExpirationPeriod" xlink:type="locator" xlink:label="us-gaap_LineOfCreditFacilityExpirationPeriod" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityExpirationPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Letters of credit, expiration period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityExpirationPeriod" xlink:to="us-gaap_LineOfCreditFacilityExpirationPeriod_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_LineOfCreditFacilityExpirationPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Expiration Period</label>
    <loc xlink:href="sf-20170331.xsd#sf_UnusedLinesOfCreditToCommercialAndConsumerBorrowers" xlink:type="locator" xlink:label="sf_UnusedLinesOfCreditToCommercialAndConsumerBorrowers" />
    <label xml:lang="en-US" xlink:label="sf_UnusedLinesOfCreditToCommercialAndConsumerBorrowers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Unused lines of credit to commercial and consumer borrowers.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_UnusedLinesOfCreditToCommercialAndConsumerBorrowers" xlink:to="sf_UnusedLinesOfCreditToCommercialAndConsumerBorrowers_lbl" />
    <label xml:lang="en-US" xlink:label="sf_UnusedLinesOfCreditToCommercialAndConsumerBorrowers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unused lines of credit to commercial and consumer borrowers</label>
    <label xml:lang="en-US" xlink:label="sf_UnusedLinesOfCreditToCommercialAndConsumerBorrowers_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Unused Lines Of Credit To Commercial And Consumer Borrowers</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Segment Reporting Information By Segment [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Segment Reporting Information By Segment [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:type="locator" xlink:label="us-gaap_SegmentReportingInformationLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting Information [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentReportingInformationLineItems" xlink:to="us-gaap_SegmentReportingInformationLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentReportingInformationLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting Information [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:type="locator" xlink:label="us-gaap_NumberOfReportableSegments" />
    <label xml:lang="en-US" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of business segments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NumberOfReportableSegments" xlink:to="us-gaap_NumberOfReportableSegments_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Reportable Segments</label>
    <loc xlink:href="sf-20170331.xsd#sf_NumberOfBusinessesWithinReportableSegment" xlink:type="locator" xlink:label="sf_NumberOfBusinessesWithinReportableSegment" />
    <label xml:lang="en-US" xlink:label="sf_NumberOfBusinessesWithinReportableSegment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of businesses within reportable segment.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_NumberOfBusinessesWithinReportableSegment" xlink:to="sf_NumberOfBusinessesWithinReportableSegment_lbl" />
    <label xml:lang="en-US" xlink:label="sf_NumberOfBusinessesWithinReportableSegment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of businesses within reportable segment</label>
    <label xml:lang="en-US" xlink:label="sf_NumberOfBusinessesWithinReportableSegment_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Businesses Within Reportable Segment</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllOtherSegmentsMember" xlink:type="locator" xlink:label="us-gaap_AllOtherSegmentsMember" />
    <label xml:lang="en-US" xlink:label="us-gaap_AllOtherSegmentsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllOtherSegmentsMember" xlink:to="us-gaap_AllOtherSegmentsMember_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AllOtherSegmentsMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">All Other Segments [Member]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_RevenuesNetOfInterestExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net revenues</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:type="locator" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income/(loss) before income taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:to="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments</label>
    <loc xlink:href="sf-20170331.xsd#sf_NetRevenuesAccountedForByIndividualClientMaximumPercentage" xlink:type="locator" xlink:label="sf_NetRevenuesAccountedForByIndividualClientMaximumPercentage" />
    <label xml:lang="en-US" xlink:label="sf_NetRevenuesAccountedForByIndividualClientMaximumPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Net revenues accounted for by individual client, maximum percentage.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_NetRevenuesAccountedForByIndividualClientMaximumPercentage" xlink:to="sf_NetRevenuesAccountedForByIndividualClientMaximumPercentage_lbl" />
    <label xml:lang="en-US" xlink:label="sf_NetRevenuesAccountedForByIndividualClientMaximumPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net revenues accounted for by individual client, maximum percentage</label>
    <label xml:lang="en-US" xlink:label="sf_NetRevenuesAccountedForByIndividualClientMaximumPercentage_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Net Revenues Accounted For By Individual Client Maximum Percentage</label>
    <label xml:lang="en-US" xlink:label="us-gaap_Assets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total assets</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:type="locator" xlink:label="us-gaap_StatementGeographicalAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementGeographicalAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographical</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementGeographicalAxis" xlink:to="us-gaap_StatementGeographicalAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StatementGeographicalAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Statement Geographical [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:type="locator" xlink:label="us-gaap_SegmentGeographicalDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentGeographicalDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Geographical</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentGeographicalDomain" xlink:to="us-gaap_SegmentGeographicalDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_SegmentGeographicalDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Segment Geographical [Domain]</label>
    <loc xlink:href="http://xbrl.sec.gov/country/2016/country-2016-01-31.xsd#country_US" xlink:type="locator" xlink:label="country_US" />
    <label xml:lang="en-US" xlink:label="country_US_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">United States [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_US" xlink:to="country_US_lbl" />
    <label xml:lang="en-US" xlink:label="country_US_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">UNITED STATES</label>
    <loc xlink:href="http://xbrl.sec.gov/country/2016/country-2016-01-31.xsd#country_GB" xlink:type="locator" xlink:label="country_GB" />
    <label xml:lang="en-US" xlink:label="country_GB_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">United Kingdom [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="country_GB" xlink:to="country_GB_lbl" />
    <label xml:lang="en-US" xlink:label="country_GB_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">UNITED KINGDOM</label>
    <loc xlink:href="sf-20170331.xsd#sf_OtherEuropeanMember" xlink:type="locator" xlink:label="sf_OtherEuropeanMember" />
    <label xml:lang="en-US" xlink:label="sf_OtherEuropeanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Other European.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_OtherEuropeanMember" xlink:to="sf_OtherEuropeanMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_OtherEuropeanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other European [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_OtherEuropeanMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Other European [Member]</label>
    <label xml:lang="en-US" xlink:label="us-gaap_RevenuesNetOfInterestExpense_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total net revenues</label>
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Average shares used in basic computation</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:type="locator" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dilutive effect of stock options and units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount</label>
    <label xml:lang="en-US" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Average shares used in diluted computation</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionEquityInterestIssuedOrIssuableTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionEquityInterestIssuedOrIssuableTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionEquityInterestIssuedOrIssuableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Business Acquisitions By Acquisition Equity Interest Issued Or Issuable [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionEquityInterestIssuedOrIssuableTable" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionEquityInterestIssuedOrIssuableTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionEquityInterestIssuedOrIssuableTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Business Acquisitions By Acquisition Equity Interest Issued Or Issuable [Table]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionAxis" />
    <label xml:lang="en-US" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAxis" xlink:to="us-gaap_BusinessAcquisitionAxis_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition [Axis]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain" />
    <label xml:lang="en-US" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition, Acquiree</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition Acquiree [Domain]</label>
    <loc xlink:href="sf-20170331.xsd#sf_CitySecuritiesCorporationMember" xlink:type="locator" xlink:label="sf_CitySecuritiesCorporationMember" />
    <label xml:lang="en-US" xlink:label="sf_CitySecuritiesCorporationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">City Securities Corporation.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_CitySecuritiesCorporationMember" xlink:to="sf_CitySecuritiesCorporationMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_CitySecuritiesCorporationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">City Securities [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_CitySecuritiesCorporationMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">City Securities Corporation [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems" xlink:type="locator" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition Equity Interests Issued Or Issuable [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems" xlink:to="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition Equity Interests Issued Or Issuable [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased" xlink:type="locator" xlink:label="us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares authorized to be repurchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased" xlink:to="us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Stock Repurchase Program Number Of Shares Authorized To Be Repurchased</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:type="locator" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod" />
    <label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase of treasury stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:to="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockValueAcquiredCostMethod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock Value Acquired Cost Method</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockSharesAcquired" xlink:type="locator" xlink:label="us-gaap_TreasuryStockSharesAcquired" />
    <label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockSharesAcquired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury Stock, Shares, Acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockSharesAcquired" xlink:to="us-gaap_TreasuryStockSharesAcquired_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockSharesAcquired_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock Shares Acquired</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare" xlink:type="locator" xlink:label="us-gaap_TreasuryStockAcquiredAverageCostPerShare" />
    <label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockAcquiredAverageCostPerShare_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Treasury Stock Acquired, Average Cost Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TreasuryStockAcquiredAverageCostPerShare" xlink:to="us-gaap_TreasuryStockAcquiredAverageCostPerShare_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_TreasuryStockAcquiredAverageCostPerShare_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Treasury Stock Acquired Average Cost Per Share</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Issued During Period Shares Acquisitions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:to="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockIssuedDuringPeriodSharesAcquisitions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Acquisitions</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued" xlink:type="locator" xlink:label="us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock reissued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued" xlink:to="us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Treasury Stock Reissued</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable" xlink:type="locator" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Variable Interest Entities [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfVariableInterestEntitiesTable" xlink:to="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Variable Interest Entities [Table]</label>
    <loc xlink:href="sf-20170331.xsd#sf_WeiselCapitalManagementLLCMember" xlink:type="locator" xlink:label="sf_WeiselCapitalManagementLLCMember" />
    <label xml:lang="en-US" xlink:label="sf_WeiselCapitalManagementLLCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Weisel Capital Management LLC.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_WeiselCapitalManagementLLCMember" xlink:to="sf_WeiselCapitalManagementLLCMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_WeiselCapitalManagementLLCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weisel Capital Management LLC [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_WeiselCapitalManagementLLCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Weisel Capital Management L L C [Member]</label>
    <loc xlink:href="sf-20170331.xsd#sf_FSIGroupLLCMember" xlink:type="locator" xlink:label="sf_FSIGroupLLCMember" />
    <label xml:lang="en-US" xlink:label="sf_FSIGroupLLCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">FSI Group, LLC.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_FSIGroupLLCMember" xlink:to="sf_FSIGroupLLCMember_lbl" />
    <label xml:lang="en-US" xlink:label="sf_FSIGroupLLCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">FSI Group, LLC [Member]</label>
    <label xml:lang="en-US" xlink:label="sf_FSIGroupLLCMember_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">F S I Group L L C [Member]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_VariableInterestEntityLineItems" xlink:type="locator" xlink:label="us-gaap_VariableInterestEntityLineItems" />
    <label xml:lang="en-US" xlink:label="us-gaap_VariableInterestEntityLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Interest Entity [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableInterestEntityLineItems" xlink:to="us-gaap_VariableInterestEntityLineItems_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_VariableInterestEntityLineItems_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity [Line Items]</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets" xlink:type="locator" xlink:label="us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets" />
    <label xml:lang="en-US" xlink:label="us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets in partnership</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets" xlink:to="us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_VariableInterestEntityNonconsolidatedCarryingAmountAssets_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Variable Interest Entity Nonconsolidated Carrying Amount Assets</label>
    <loc xlink:href="sf-20170331.xsd#sf_NumberOfExtensionOptions" xlink:type="locator" xlink:label="sf_NumberOfExtensionOptions" />
    <label xml:lang="en-US" xlink:label="sf_NumberOfExtensionOptions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of extension options.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_NumberOfExtensionOptions" xlink:to="sf_NumberOfExtensionOptions_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_ExtensionOptionsPeriod" xlink:type="locator" xlink:label="sf_ExtensionOptionsPeriod" />
    <label xml:lang="en-US" xlink:label="sf_ExtensionOptionsPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Extension options, period.</label>
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    <loc xlink:href="sf-20170331.xsd#sf_ConvertiblePromissoryNoteMinimumCouponRateMinimum" xlink:type="locator" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMinimum" />
    <label xml:lang="en-US" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMinimum_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible promissory note minimum coupon rate minimum.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_ConvertiblePromissoryNoteMinimumCouponRateMinimum" xlink:to="sf_ConvertiblePromissoryNoteMinimumCouponRateMinimum_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_ConvertiblePromissoryNoteMinimumCouponRateMaximum" xlink:type="locator" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMaximum" />
    <label xml:lang="en-US" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMaximum_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible promissory note minimum coupon rate maximum.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_ConvertiblePromissoryNoteMinimumCouponRateMaximum" xlink:to="sf_ConvertiblePromissoryNoteMinimumCouponRateMaximum_lbl" />
    <loc xlink:href="sf-20170331.xsd#sf_PotentialOwnershipInterestUponConversionOfNotesIssued" xlink:type="locator" xlink:label="sf_PotentialOwnershipInterestUponConversionOfNotesIssued" />
    <label xml:lang="en-US" xlink:label="sf_PotentialOwnershipInterestUponConversionOfNotesIssued_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Potential ownership interest upon conversion of notes issued.</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="sf_PotentialOwnershipInterestUponConversionOfNotesIssued" xlink:to="sf_PotentialOwnershipInterestUponConversionOfNotesIssued_lbl" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ReceivableWithImputedInterestFaceAmount" xlink:type="locator" xlink:label="us-gaap_ReceivableWithImputedInterestFaceAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_ReceivableWithImputedInterestFaceAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible promissory note to FSI</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReceivableWithImputedInterestFaceAmount" xlink:to="us-gaap_ReceivableWithImputedInterestFaceAmount_lbl" />
    <label xml:lang="en-US" xlink:label="us-gaap_ReceivableWithImputedInterestFaceAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Receivable With Imputed Interest Face Amount</label>
    <label xml:lang="en-US" xlink:label="sf_NumberOfExtensionOptions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of extension options</label>
    <label xml:lang="en-US" xlink:label="sf_NumberOfExtensionOptions_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Extension Options</label>
    <label xml:lang="en-US" xlink:label="sf_ExtensionOptionsPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Extension options, period</label>
    <label xml:lang="en-US" xlink:label="sf_ExtensionOptionsPeriod_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Extension Options Period</label>
    <label xml:lang="en-US" xlink:label="sf_PotentialOwnershipInterestUponConversionOfNotesIssued_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Potential ownership interest upon conversion of notes issued to FSI</label>
    <label xml:lang="en-US" xlink:label="sf_PotentialOwnershipInterestUponConversionOfNotesIssued_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Potential Ownership Interest Upon Conversion Of Notes Issued</label>
    <label xml:lang="en-US" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMinimum_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible promissory note minimum coupon rate</label>
    <label xml:lang="en-US" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMinimum_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Promissory Note Minimum Coupon Rate Minimum</label>
    <label xml:lang="en-US" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMaximum_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum rate of interest related to certain defined cash flows</label>
    <label xml:lang="en-US" xlink:label="sf_ConvertiblePromissoryNoteMinimumCouponRateMaximum_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Promissory Note Minimum Coupon Rate Maximum</label>
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount" xlink:type="locator" xlink:label="us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount" />
    <label xml:lang="en-US" xlink:label="us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss exposure</label>
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    <label xml:lang="en-US" xlink:label="us-gaap_Liabilities_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities related to VIE</label>
    <loc xlink:href="sf-20170331.xsd#sf_NumberOfTypesOfSubsequentEvents" xlink:type="locator" xlink:label="sf_NumberOfTypesOfSubsequentEvents" />
    <label xml:lang="en-US" xlink:label="sf_NumberOfTypesOfSubsequentEvents_lbl" xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of types of subsequent events.</label>
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