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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Operating activities |  |
Net income | $ 362,173 | $ 158,189
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |
Provisions for credit losses | 61,258 | 63,790
Income tax expense | 121,481 | 56,296
Amortization of brokered deposit placement fee | 5,193 | 3,555
Amortization of Secured Borrowing Facility upfront fee | 526 | 277
Amortization of deferred loan origination costs and loan premium/(discounts), net | 12,241 | 3,184
Net amortization of discount on investments | 610 | 189
Unrealized loss on investments | 1,191 | 0
Increase in tax indemnification receivable | (169) | (3,917)
Depreciation of premises and equipment | 3,855 | 3,586
Stock-based compensation expense | 13,610 | 13,891
Unrealized gains on derivatives and hedging activities, net | (43,195) | (4,027)
Gains on sales of loans, net | (238,935) | 0
Other adjustments to net income, net | 1,574 | 1,918
Changes in operating assets and liabilities: |  |
Increase in accrued interest receivable | (236,282) | (239,180)
Increase in other interest-earning assets | (40,404) | (4,764)
Increase in other assets | (32,874) | (681)
Decrease in income taxes payable, net | (710) | (3,947)
Increase in accrued interest payable | 18,610 | 7,405
Increase (decrease) in other liabilities | 134,661 | (39,049)
Total adjustments | (217,759) | (141,474)
Total net cash provided by operating activities | 144,414 | 16,715
Investing activities |  |
Loans acquired and originated | (2,310,173) | (2,253,624)
Net proceeds from sales of loans held for investment | 3,283,408 | 0
Proceeds from claim payments | 11,314 | 11,587
Net decrease in loans held for investment | 1,177,589 | 1,077,273
Purchases of available-for-sale securities | (62,752) | (33,483)
Proceeds from sales and maturities of available-for-sale securities | 18,836 | 4,570
Total net cash provided by (used in) investing activities | 2,118,222 | (1,193,677)
Financing activities |  |
Brokered deposit placement fee | (1,762) | (1,498)
Net increase in certificates of deposit | 69,971 | 404,121
Net increase (decrease) in other deposits | (55,044) | 290,631
Borrowings collateralized by loans in securitization trusts - issued | 633,532 | 451,128
Borrowings collateralized by loans in securitization trusts - repaid | (281,086) | (260,953)
Repayment of borrowings under Secured Borrowing Facility | (289,230) | 0
Fees paid on Secured Borrowing Facility | (3,183) | (1,065)
Common stock dividends paid | (12,595) | (13,020)
Preferred stock dividends paid | (3,464) | (4,468)
Common stock repurchased | (558,167) | (60,000)
Net cash provided by (used in) financing activities | (501,028) | 804,876
Net increase (decrease) in cash, cash equivalents and restricted cash | 1,761,608 | (372,086)
Cash, cash equivalents and restricted cash at beginning of period | 5,720,760 | 2,681,895
Cash, cash equivalents and restricted cash at end of period | 7,482,368 | 2,309,809
Cash disbursements made for: |  |
Interest | 151,017 | 147,235
Income taxes paid | 3,630 | 3,700
Income taxes refunded | (2,890) | (41)
Reconciliation of the Consolidated Statements of Cash Flows to the Consolidated Balance Sheets: |  |
Total cash, cash equivalents and restricted cash | $ 7,482,368 | $ 2,309,809

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