<SEC-DOCUMENT>0001105087-13-000008.txt : 20130528
<SEC-HEADER>0001105087-13-000008.hdr.sgml : 20130527
<ACCEPTANCE-DATETIME>20130528172514
ACCESSION NUMBER:		0001105087-13-000008
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20130523
FILED AS OF DATE:		20130528
DATE AS OF CHANGE:		20130528

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KENT BRADLEY R
		CENTRAL INDEX KEY:			0001473001

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49850
		FILM NUMBER:		13876015

	MAIL ADDRESS:	
		STREET 1:		C/O STADIUM CAPITAL MANAGEMENT, LLC
		STREET 2:		199 ELM STREET
		CITY:			NEW CANAAN
		STATE:			CT
		ZIP:			06840

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SEAVER ALEXANDER M
		CENTRAL INDEX KEY:			0001473106

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49850
		FILM NUMBER:		13876014

	MAIL ADDRESS:	
		STREET 1:		C/O STADIUM CAPITAL MANAGEMENT, LLC
		STREET 2:		199 ELM STREET
		CITY:			NEW CANAAN
		STATE:			CT
		ZIP:			06840

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIG 5 SPORTING GOODS CORP
		CENTRAL INDEX KEY:			0001156388
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-MISCELLANEOUS SHOPPING GOODS STORES [5940]
		IRS NUMBER:				954388794
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2525 EAST EL SEGUNDO BOULEVARD
		CITY:			EL SEGUNDO
		STATE:			CA
		ZIP:			90245-4632
		BUSINESS PHONE:		3102977706

	MAIL ADDRESS:	
		STREET 1:		2525 EAST EL SEGUNDO BOULEVARD
		CITY:			EL SEGUNDO
		STATE:			CA
		ZIP:			90245-4632

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BIG 5 HOLDINGS CORP
		DATE OF NAME CHANGE:	20010802

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STADIUM CAPITAL MANAGEMENT LLC
		CENTRAL INDEX KEY:			0001105087
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-49850
		FILM NUMBER:		13876016

	BUSINESS ADDRESS:	
		STREET 1:		199 ELM STREET
		CITY:			NEW CANAAN
		STATE:			CT
		ZIP:			06840-5321
		BUSINESS PHONE:		(203) 972-8235

	MAIL ADDRESS:	
		STREET 1:		199 ELM STREET
		CITY:			NEW CANAAN
		STATE:			CT
		ZIP:			06840-5321
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2013-05-23</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001156388</issuerCik>
        <issuerName>BIG 5 SPORTING GOODS CORP</issuerName>
        <issuerTradingSymbol>BGFV</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001105087</rptOwnerCik>
            <rptOwnerName>STADIUM CAPITAL MANAGEMENT LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>199 ELM STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW CANAAN</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06840-5321</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001473001</rptOwnerCik>
            <rptOwnerName>KENT BRADLEY R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O STADIUM CAPITAL MANAGEMENT, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>1000 NW WALL STREET, SUITE 210</rptOwnerStreet2>
            <rptOwnerCity>BEND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97701</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001473106</rptOwnerCik>
            <rptOwnerName>SEAVER ALEXANDER M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O STADIUM CAPITAL MANAGEMENT, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>199 ELM STREET</rptOwnerStreet2>
            <rptOwnerCity>NEW CANAAN</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06840</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-05-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>20000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.5128</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2795389</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-05-24</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>33000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.514</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2762389</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2013-05-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>13000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>20.8197</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2749389</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The reporting persons disclaim membership in a group with any other person within the meaning of Rule 13d-5(b)(i) and Rule 16a-1(a)(1) under the Exchange Act. These securities are owned by investment limited partnerships, of which Stadium Capital Management, LLC (&quot;SCM&quot;) is the general partner and investment adviser. Mr. Seaver and Mr. Kent are the Managers of SCM. Each reporting person has only a pro rata interest in the securities with respect to which indirect beneficial ownership is reported and disclaims beneficial ownership in such securities except to the extent of such reporting person's pecuniary Interest.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Stadium Capital Management, LLC, General Partner, by Bradley R. Kent, Manager</signatureName>
        <signatureDate>2013-05-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Bradley R. Kent</signatureName>
        <signatureDate>2013-05-28</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Alexander M. Seaver</signatureName>
        <signatureDate>2013-05-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
