WESTERN DIGITAL CORP — Director's Dealing 2018

Jul 27, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WESTERN DIGITAL CORP (WDC)
CIK: 0000106040
Period of Report: 2018-07-25

Reporting Person: MILLIGAN STEPHEN D (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-07-25	Common Stock	A	248124	$0.0	Acquired	316763	Direct
2018-07-25	Common Stock	M	4332	$0.0	Acquired	321095	Direct
2018-07-25	Common Stock	M	8665	$0.0	Acquired	329760	Direct
2018-07-25	Common Stock	F	129463	$75.63	Disposed	200297	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-07-25	Dividend Equivalent Rights	$	M	4332.7589	Disposed		Common Stock (4332.7589)	Direct
2018-07-25	Dividend Equivalent Rights	$	M	8665.5176	Disposed		Common Stock (8665.5176)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	69311	Indirect

Footnotes

F1: Represents shares issued as payment in respect of the vesting of a performance-based restricted stock unit award.

F2: Includes 525 share acquired under the Issuer's Employee Stock Purchase Plan on May 31, 2018.

F3: 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 performance-based restricted stock units to which the dividend equivalents relate. A cash amount was also paid to the holder to settle a fractional dividend equivalent.

F4: Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).

F5: The total number of derivative securities has been adjusted to reflect an additional 3,971.7131 dividend equivalents which were accrued in connection with a determination that the performance-based restricted stock units to which the dividend equivalents relate were achieved at a level greater than target.