    <SEC-DOCUMENT>0001140361-21-011267-index.html : 20210401
    <SEC-HEADER>0001140361-21-011267.hdr.sgml : 20210401
    <ACCEPTANCE-DATETIME>20210401164450
    ACCESSION NUMBER:		0001140361-21-011267
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		3
    FILED AS OF DATE:		20210401
    DATE AS OF CHANGE:		20210401

    FILER:

    	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

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-13337
    		FILM NUMBER:		21798706

    	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>DEFA14A
    <SEQUENCE>1
    <FILENAME>nc10022268x2_defa14a.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: nc10022268x2_defa14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>nc10022268x2_nc01.jpg
    <TEXT>
    Document 2 - file: nc10022268x2_nc01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>nc10022268x2_nc02.jpg
    <TEXT>
    Document 3 - file: nc10022268x2_nc02.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>