Company:  MENTOR GRAPHICS CORP (MENT)
Form Type:  SC 13D/A
Filing Date:  5/1/2012 
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: 
$17.84  
Change: 
-0.27 (-1.49%)  
Trade Time: 
04:00 PM EST  
Market Cap: 
$2.01B
Description of Business
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  FORM SC 13D/A