<SEC-DOCUMENT>0001027796-18-000029-index.html : 20180205
<SEC-HEADER>0001027796-18-000029.hdr.sgml : 20180205
<ACCEPTANCE-DATETIME>20180205152241
ACCESSION NUMBER:		0001027796-18-000029
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180205
DATE AS OF CHANGE:		20180205

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRIMAS CORP
		CENTRAL INDEX KEY:			0000842633
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL FORGING & STAMPINGS [3460]
		IRS NUMBER:				382687639
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-40013
		FILM NUMBER:		18574039

	BUSINESS ADDRESS:	
		STREET 1:		38505 WOODWARD AVENUE
		STREET 2:		SUITE 200
		CITY:			BLOOMFIELD HILLS
		STATE:			MI
		ZIP:			48304
		BUSINESS PHONE:		2486315400

	MAIL ADDRESS:	
		STREET 1:		38505 WOODWARD AVENUE
		STREET 2:		SUITE 200
		CITY:			BLOOMFIELD HILLS
		STATE:			MI
		ZIP:			48304

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PZENA INVESTMENT MANAGEMENT LLC
		CENTRAL INDEX KEY:			0001027796
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		320 PARK AVENUE, 8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-355-1600

	MAIL ADDRESS:	
		STREET 1:		320 PARK AVENUE, 8TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>trimascorp-form13gjanuary2.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: trimascorp-form13gjanuary2.htm

</DOCUMENT>
</SEC-DOCUMENT>