Company:  MENTOR GRAPHICS CORP (MENT)
Form Type:  4
Filing Date:  5/31/2012 
CIK:  0000701811 
Address:  8005 SW BOECKMAN RD 
City, State, Zip:  WILSONVILLE, Oregon 97070-7777 
Telephone:  (503) 685-7000 
Fiscal Year:  01/31 
Last Trade
Last Trade: 
$18.46  
Change: 
0.34 (1.88%)  
Trade Time: 
May 24  
Market Cap: 
$2.08B
Description of Business
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES