Form 4 for WDC Western Digital

Accepted 2025-06-24 00:00:00 ET · period of report 2025-06-20 · accession 0001266824-25-000132 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
D	2025-06-24	2025-06-20	WDC	Gubbi Vidyadhara K	Chief of Gbl Ops	M - OptEx	$0.00	+28	172.4K	+0.0%	$0
D	2025-06-24	2025-06-20	WDC	Gubbi Vidyadhara K	Chief of Gbl Ops	F - Tax	$59.29	-8,218	164.2K	-5%	-$487.2K
D	2025-06-24	2025-06-20	WDC	Gubbi Vidyadhara K	Chief of Gbl Ops	M - OptEx	$0.00	-28.23	183.23	-13%	$0

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2025-06-20	M	A	28	$0.00	172,441	D	—	—	(F1) The dividend equivalent rights 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 equivalent rights relate. A cash amount was also paid to the holder to settle a fractional dividend equivalent right.
2	Common	Common Stock	2025-06-20	F	D	8,218	$59.29	164,223	D	—	—	(F2) Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
3	Derivative	Dividend Equivalent Rights	2025-06-20	M	D	28.23	$0.00	183.23	D	— · — to —	28.23 Common Stock	(F1) The dividend equivalent rights 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 equivalent rights relate. A cash amount was also paid to the holder to settle a fractional dividend equivalent right.