WESTERN DIGITAL CORP — Director's Dealing 2007

Feb 9, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTERN DIGITAL CORP (WDC)
CIK: 0000106040
Period of Report: 2007-02-06

Reporting Person: LAMBERT MICHAEL D (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-02-06	Non-Qualified Stock Option (right to buy)	$19.09	A	9185	Acquired	2017-02-06	Common Stock (9185)	Direct

Footnotes

F1: The option vests 25% on the first anniversary of the grant date and 6.25% at the end of each three-month period thereafter.