InsiderTrades

Form 4 for WDC Western Digital

Accepted 2025-08-21 00:00:00 ET · period of report 2025-08-19 · accession 0001266824-25-000144 · 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 2025-08-21 2025-08-19 WDC Tan Irving CEO, Dir S - Sale+OE $75.90 -8,621 594.8K -1% -$654.3K
D 2025-08-21 2025-08-20 WDC Tan Irving CEO, Dir M - OptEx $0.00 +101 594.9K +0.0% $0
D 2025-08-21 2025-08-20 WDC Tan Irving CEO, Dir F - Tax $75.64 -1,205 593.7K -0.2% -$91.1K
D 2025-08-21 2025-08-20 WDC Tan Irving CEO, Dir M - OptEx $0.00 -102.92 585.02 -15% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-08-19 S D 8,621 $75.90 594,836 D — —
2 Common Common Stock 2025-08-20 M A 101 $0.00 594,937 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.
3 Common Common Stock 2025-08-20 F D 1,205 $75.64 593,732 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 2025-08-20 M D 102.92 $0.00 585.02 D — · — to — 102.92 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.