Company:  WESTERN DIGITAL CORP (WDC)
Form Type:  4
Filing Date:  3/21/2012 
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: 
$108.78  
Change: 
1.80 (1.68%)  
Trade Time: 
Mar 02  
Market Cap: 
$25.13B
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  FORM 4
    NAME AND TITLE
    NON DERIVATIVE SECURITIES
    DERIVATIVE SECURITIES
    EXPLANATIONS AND REMARKS
    REPORTING OWNERS
    SIGNATURES