InsiderTrades

Form 4 for WDC Western Digital

Accepted 2025-08-28 00:00:00 ET · period of report 2025-08-26 · accession 0001266824-25-000179 · 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 2025-08-28 2025-08-27 WDC Tregillis Cynthia L CLO, Corp Sec M - OptEx $0.00 +1 151.1K +0.0% $0
D 2025-08-28 2025-08-26 WDC Tregillis Cynthia L CLO, Corp Sec A - Grant $0.00 +16.6K 151.1K +12% $0
D 2025-08-28 2025-08-27 WDC Tregillis Cynthia L CLO, Corp Sec F - Tax $80.67 -266 150.9K -0.2% -$21.5K
D 2025-08-28 2025-08-27 WDC Tregillis Cynthia L CLO, Corp Sec M - OptEx $0.00 -1.14 181.81 -0.6% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-08-27 M A 1 $0.00 151,140 D — — (F2) 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 2025-08-26 A A 16,554 $0.00 151,139 D — — (F1) Represents the grant of restricted stock units to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock.
3 Common Common Stock 2025-08-27 F D 266 $80.67 150,874 D — — (F3) Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
4 Derivative Dividend Equivalent Rights 2025-08-27 M D 1.14 $0.00 181.81 D — · — to — 1.14 Common Stock (F2) 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.