InsiderTrades

Form 4 for WDC Western Digital

Accepted 2026-08-27 20:05:05 ET · period of report 2026-08-25 · accession 0001266824-26-000184 · 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 2026-08-27 20:05 2026-08-25+ WDC Gubbi Vidyadhara K Chief of Gbl Ops M - OptEx $0.00 +18 86.2K +0.0% $0
DM 2026-08-27 20:05 2026-08-25+ WDC Gubbi Vidyadhara K Chief of Gbl Ops F - Tax $462.40 -3,199 84.1K -4% -$1.48M
D 2026-08-27 20:05 2026-08-25 WDC Gubbi Vidyadhara K Chief of Gbl Ops A - Grant $0.00 +5,171 86.2K +6% $0
DM 2026-08-27 20:05 2026-08-25+ WDC Gubbi Vidyadhara K Chief of Gbl Ops M - OptEx $0.00 -18.62 208.24 -8% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-08-25 M A 9 $0.00 82,135 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 2026-08-25 F D 1,143 $450.75 80,992 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 2026-08-25 A A 5,171 $0.00 86,163 D — — (F3) 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.
4 Common Common Stock 2026-08-26 M A 9 $0.00 86,172 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.
5 Common Common Stock 2026-08-26 F D 2,056 $468.88 84,116 D — — (F2) Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).
6 Derivative Dividend Equivalent Rights 2026-08-25 M D 9.15 $0.00 217.71 D — · — to — 9.15 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.
7 Derivative Dividend Equivalent Rights 2026-08-26 M D 9.47 $0.00 208.24 D — · — to — 9.47 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.