<SEC-DOCUMENT>0001104659-22-017262-index.html : 20220210
<SEC-HEADER>0001104659-22-017262.hdr.sgml : 20220210
<ACCEPTANCE-DATETIME>20220209185423
ACCESSION NUMBER:		0001104659-22-017262
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20220210
DATE AS OF CHANGE:		20220209

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			STANDARD MOTOR PRODUCTS, INC.
		CENTRAL INDEX KEY:			0000093389
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				111362020
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-31214
		FILM NUMBER:		22608861

	BUSINESS ADDRESS:	
		STREET 1:		37-18 NORTHERN BLVD.
		CITY:			LONG ISLAND CITY
		STATE:			NY
		ZIP:			11101
		BUSINESS PHONE:		718-392-0200

	MAIL ADDRESS:	
		STREET 1:		37-18 NORTHERN BLVD.
		CITY:			LONG ISLAND CITY
		STATE:			NY
		ZIP:			11101

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	STANDARD MOTOR PRODUCTS INC
		DATE OF NAME CHANGE:	19920703

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC
		CENTRAL INDEX KEY:			0001644956
		IRS NUMBER:				472614791
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		150 NORTH RIVERSIDE PLAZA
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-236-1600

	MAIL ADDRESS:	
		STREET 1:		150 NORTH RIVERSIDE PLAZA
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>tm225951d25_sc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: tm225951d25_sc13g.htm

</DOCUMENT>
</SEC-DOCUMENT>