InsiderTrades

Form 4 for WDC Western Digital

Accepted 2026-05-22 19:23:46 ET · period of report 2026-05-20 · accession 0001266824-26-000097 · 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 2026-05-22 19:23 2026-05-20 WDC Sennesael Kris CFO M - OptEx $0.00 +141 188.1K +0.1% $0
D 2026-05-22 19:23 2026-05-20 WDC Sennesael Kris CFO F - Tax $459.62 -18.4K 169.7K -10% -$8.45M
D 2026-05-22 19:23 2026-05-20 WDC Sennesael Kris CFO M - OptEx $0.00 -141.65 436.44 -25% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-20 M A 141 $0.00 188,107 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 2026-05-20 F D 18,374 $459.62 169,733 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 2026-05-20 M D 141.65 $0.00 436.44 D — · — to — 141.65 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. (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. (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.