Company:  WESTERN DIGITAL CORP (WDC)
Form Type:  4
Filing Date:  5/18/2012 
CIK:  0000106040 
Address:  3355 MICHELSON DRIVE
SUITE 100
 
City, State, Zip:  IRVINE, California 92612 
Telephone:  (949) 672-7000 
Fiscal Year:  06/28 
Last Trade
Last Trade: 
$105.85  
Change: 
-2.931 (-2.69%)  
Trade Time: 
03:03 PM EST  
Market Cap: 
$24.45B
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES