Company:  TRIMAS CORP (TRS)
Form Type:  4
Filing Date:  5/9/2012 
CIK:  0000842633 
Address:  39400 WOODWARD AVENUE, SUITE 130 
City, State, Zip:  BLOOMFIELD HILLS, Michigan 48304 
Telephone:  (248) 631-5400 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$32.63  
Change: 
-0.15 (-0.46%)  
Trade Time: 
May 22  
Market Cap: 
$1.29B
Description of Business
Register for a Free Trial and access this filing in:     
  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    REPORTING OWNERS
    SIGNATURES