WESTERN DIGITAL CORP — Director's Dealing 2018

Nov 7, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTERN DIGITAL CORP (WDC)
CIK: 0000106040
Period of Report: 2018-11-02

Reporting Person: MASSENGILL MATTHEW E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-11-02	Common Stock	M	89	$0.0	Acquired	17848	Direct
2018-11-05	Common Stock	S	1681	$47.6788	Disposed	16167	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-11-02	Dividend Equivalent Rights	$	M	89.3698	Disposed		Common Stock (89.3698)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	500	Indirect

Footnotes

F1: The dividend equivalents were converted into, and paid in the form of, shares of the Issuer's common stock on a one-for-one basis in connection with the vesting of restricted stock units to which the dividend equivalents relate. A cash amount was also paid to the holder to settle a fractional dividend equivalent.

F2: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 1, 2018.

F3: Represents the weighted average sale price per share. These shares were sold in multiple transactions at prices ranging from a low of $47.22 to a high of $48.05. 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.