WESTERN DIGITAL CORP — Director's Dealing 2017

Nov 2, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTERN DIGITAL CORP (WDC)
CIK: 0000106040
Period of Report: 2017-10-30

Reporting Person: MASSENGILL MATTHEW E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-10-30	Common Stock	M	2164	$25.79	Acquired	17043	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-10-30	Non-Qualified Stock Option (right to buy)	$25.79	M	2164	Disposed	2018-11-10	Common Stock (2164)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	500	Indirect

Footnotes

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