InsiderTrades

Form 4 for WDC Western Digital

Accepted 2026-03-05 00:00:00 ET · period of report 2026-03-03 · accession 0001266824-26-000038 · 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 2026-03-05 2026-03-03 WDC Tan Irving CEO, Dir M - OptEx $0.00 +92 622.7K +0.0% $0
D 2026-03-05 2026-03-03 WDC Tan Irving CEO, Dir F - Tax $250.61 -3,512 619.1K -0.6% -$880.1K
D 2026-03-05 2026-03-03 WDC Tan Irving CEO, Dir M - OptEx $0.00 -92.87 875.61 -10% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-03 M A 92 $0.00 622,655 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 2026-03-03 F D 3,512 $250.61 619,143 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 2026-03-03 M D 92.87 $0.00 875.61 D — · — to — 92.87 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.