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: COTE KATHLEEN A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-10-30	Common Stock	M	1595	$32.99	Acquired	16421	Direct
2017-11-01	Common Stock	S	2000	$90.6302	Disposed	14421	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-10-30	Non-Qualified Stock Option (right to buy)	$32.99	M	1595	Disposed	2017-11-11	Common Stock (1595)	Direct

Footnotes

F1: This transaction is an acquisition of stock pursuant to the exercise of a stock option that would have soon expired.

F2: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $90.6301 to a high of $90.6310. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price.

F3: The option vested 25% on the first anniversary of the grant date and 6.25% at the end of each three-month period thereafter.