MICHAEL CHARLES RAY - 26 Aug 2021 Form 4 Insider Report for WESTERN DIGITAL CORP (WDC)

Role: EVP, Chief Legal Officer & Sec
Signature: By: /s/ Sandra Garcia Attorney-in-Fact For: Michael C. Ray
Issuer symbol: WDC
Transactions as of: 26 Aug 2021
Net transactions value: $0
Form type: 4
Filing time: 30 Aug 2021, 18:50:50 UTC
Previous filing: 04 Aug 2021
Next filing: 31 Aug 2021
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WDC	Common Stock	Award	$0	+6,027	+7.2%	$0.000000	89,975	26 Aug 2021	Direct	F1
holding	WDC	Common Stock						9	26 Aug 2021	by Trust 401(K)

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	WDC	Dividend Equivalent Rights	Disposed to Issuer	$0	-156	-8.6%	$0.000000	1,666	26 Aug 2021	Common Stock	156		Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents stock units that have been earned by the Reporting Person as payment in respect of the vesting of performance-based restricted stock units. These shares are scheduled to vest on August 30, 2021.
F2	These shares represent incremental dividend equivalents that were previously reported but have been cancelled due to the achievement rate of the underlying performance-based restricted stock unit award. Upon the vesting of the underlying award, the number of vested stock units will be adjusted to reflect such cancellation of dividend equivalents.