InsiderTrades

Form 4 for WDC Western Digital

Accepted 2025-11-24 00:00:00 ET · period of report 2025-11-20 · accession 0001266824-25-000245 · 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
DM 2025-11-24 2025-11-20+ WDC Tregillis Cynthia L CLO, Corp Sec M - OptEx $0.00 +9 149.6K +0.0% $0
DM 2025-11-24 2025-11-20+ WDC Tregillis Cynthia L CLO, Corp Sec F - Tax $139.46 -1,487 149.2K -1.0% -$207.4K
DM 2025-11-24 2025-11-20+ WDC Tregillis Cynthia L CLO, Corp Sec M - OptEx $0.00 -9.97 281.33 -3% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-11-21 M A 7 $0.00 149,205 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 2025-11-21 F D 1,108 $139.19 148,097 D — — (F2) Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
3 Common Common Stock 2025-11-20 M A 2 $0.00 149,577 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.
4 Common Common Stock 2025-11-20 F D 379 $140.23 149,198 D — — (F2) Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
5 Derivative Dividend Equivalent Rights 2025-11-20 M D 2.54 $0.00 288.76 D — · — to — 2.54 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.
6 Derivative Dividend Equivalent Rights 2025-11-21 M D 7.43 $0.00 281.33 D — · — to — 7.43 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.