SEC Form 4 · accession 0001266824-15-000050

WESTERN DIGITAL CORP · WDC

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

Reporting owner

Officer — President, WD Subsidiary

Period of report

Mar 4, 2015

Accepted (ET)

Mar 5, 2015 · 5:55 pm EST

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 4, 2015	M	3,018	$29.60	A	55,367	D
Common Stock	Mar 4, 2015	M	2,765	$38.63	A	58,132	D
Common Stock	Mar 4, 2015	M	3,480	$43.11	A	61,612	D
Common Stock	Mar 4, 2015	M	2,161	$68.49	A	63,773	D
Common Stock	Mar 4, 2015	M	1,400	$72.44	A	65,173	D
Common Stock	Mar 4, 2015	S	12,824	$105.00	D	52,349	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)^F1	$29.60	Mar 4, 2015	M	3,018	D	Sep 14, 2012	Sep 14, 2018	Common Stock	3,018	9,050	D
Employee Stock Option (right to buy)^F2	$38.63	Mar 4, 2015	M	2,765	D	May 16, 2013	May 16, 2019	Common Stock	2,765	13,829	D
Employee Stock Option (right to buy)^F3	$43.11	Mar 4, 2015	M	3,480	D	Sep 6, 2013	Sep 6, 2019	Common Stock	3,480	24,362	D
Employee Stock Option (right to buy)^F4	$68.49	Mar 4, 2015	M	2,161	D	Aug 14, 2014	Aug 14, 2020	Common Stock	2,161	21,610	D
Employee Stock Option (right to buy)^F5	$72.44	Mar 4, 2015	M	1,400	D	Aug 14, 2014	Nov 13, 2020	Common Stock	1,400	13,077	D

F1The option vested 25% one year from the grant date of 9/14/2011, and an additional 6.25% vested at the end of each three-month period through 12/14/2014. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 9/14/2015.
F2The option vested 25% one year from the grant date of 5/16/2012, and an additional 6.25% vested at the end of each three-month period through 2/16/2015. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 5/16/2016.
F3The option vested 25% one year from the grant date of 9/6/2012, and an additional 6.25% vested at the end of each three-month period through 12/6/2014. The remaining shares subject to the option will vest at 6.25% at the end of each three-month period until fully vested on 9/6/2016.
F4The 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.
F5The option vested 25% on 8/14/2014 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.