SEC Form 4 · accession 0001266824-15-000058

WESTERN DIGITAL CORP · WDC

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — EVP, Strategy & Corporate Dev.

Period of report

Mar 17, 2015

Accepted (ET)

Mar 18, 2015 · 8:44 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0000106040

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock	Mar 17, 2015	M	876	$48.63	A	37,179	D
Common Stock	Mar 17, 2015	M	1,011	$68.49	A	38,190	D
Common Stock	Mar 17, 2015	S	1,887	$97.53	D	36,303	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Employee Stock Option (right to buy)^F2	$48.63	Mar 17, 2015	M	876	D	Feb 13, 2014	Feb 13, 2020	Common Stock	876	21,910	D
Employee Stock Option (right to buy)^F3	$68.49	Mar 17, 2015	M	1,011	D	Aug 14, 2014	Aug 14, 2020	Common Stock	1,011	31,354	D

F1These transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 18, 2014.
F2The option vested 25% one year from the grant date of 2/13/2013, and an additional 6.25% vested at the end of each three-month period through 2/13/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 2/13/2017.
F3The option vested 25% one year from the grant date of 8/14/2013, and an additional 6.25% vested at the end of each three-month period through 2/14/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 8/14/2017.