Company:  TRANSDIGM GROUP INC (TDG)
Form Type:  3
Filing Date:  4/25/2012 
CIK:  0001260221 
Address:  1301 EAST 9TH STREET
SUITE 3710
 
City, State, Zip:  CLEVELAND, Ohio 44114 
Telephone:  (216) 706-2939 
Fiscal Year:  09/30 
Last Trade
Last Trade: 
$149.83  
Change: 
-0.82 (-0.54%)  
Trade Time: 
May 17  
Market Cap: 
$7.85B
Description of Business
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  FORM 3
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES