<SEC-DOCUMENT>0001331471-18-000024.txt : 20180508
<SEC-HEADER>0001331471-18-000024.hdr.sgml : 20180508
<ACCEPTANCE-DATETIME>20180508152616
ACCESSION NUMBER:		0001331471-18-000024
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180508
FILED AS OF DATE:		20180508
DATE AS OF CHANGE:		20180508

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hartman Robert J. Jr.
		CENTRAL INDEX KEY:			0001679290

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13337
		FILM NUMBER:		18814271

	MAIL ADDRESS:	
		STREET 1:		C/O STONERIDGE, INC.
		STREET 2:		9400 EAST MARKET STREET
		CITY:			WARREN
		STATE:			OH
		ZIP:			44484

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			STONERIDGE INC
		CENTRAL INDEX KEY:			0001043337
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				341598949
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		39675 MACKENZIE DRIVE
		STREET 2:		SUITE 400
		CITY:			NOVI
		STATE:			MI
		ZIP:			48377
		BUSINESS PHONE:		2484899300

	MAIL ADDRESS:	
		STREET 1:		39675 MACKENZIE DRIVE
		STREET 2:		SUITE 400
		CITY:			NOVI
		STATE:			MI
		ZIP:			48377
</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>2018-05-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001043337</issuerCik>
        <issuerName>STONERIDGE INC</issuerName>
        <issuerTradingSymbol>SRI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001679290</rptOwnerCik>
            <rptOwnerName>Hartman Robert J. Jr.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>39675 MACKENZIE DRIVE, SUITE 400</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NOVI</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48377</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Accounting Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares, without par value</value>
            </securityTitle>
            <transactionDate>
                <value>2018-05-08</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6393</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>27.8585</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>37281</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Performance Shares</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares, without par value</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>18120</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>18120</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price.  The shares were sold in multiple transactions on May 8, 2018 at prices ranging from $27.85 to $27.90 per share.   The Reporting Person undertakes to provide Stoneridge, Inc. and the SEC staff, upon request, full information on the number of shares sold at each price within the range.</footnote>
        <footnote id="F2">Each Performance Share represents a contingent right to receive one Company common share.  The Performance Shares were granted to the Reporting Person under the Company's Long-Term Incentive Plan in 2016, 2017 and 2018 and will be earned (vest) three years after the date of grant contingent either (i) on continued employment until the third anniversary of the grant date, or (ii) on continued employment until the third anniversary of the grant date and the Company's performance over the applicable three year performance period.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Robert M. Loesch, by power of attorney</signatureName>
        <signatureDate>2018-05-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
