Vidyadhara K. Gubbi - 20 Nov 2025 Form 4 Insider Report for WESTERN DIGITAL CORP (WDC)

Role
Chief of Global Operations
Signature
By: /s/ Sandra Garcia Attorney-in-Fact For: Vidyadhara K. Gubbi
Issuer symbol
WDC
Transactions as of
20 Nov 2025
Net transactions value
-$179,475
Form type
4
Filing time
24 Nov 2025, 17:45:31 UTC
Previous filing
22 Sep 2025
Next filing
26 Nov 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Gubbi Vidyadhara K Chief of Global Operations C/O WESTERN DIGITAL CORPORATION, 5601 GREAT OAKS PARKWAY, SAN JOSE By: /s/ Sandra Garcia Attorney-in-Fact For: Vidyadhara K. Gubbi 24 Nov 2025 0002057093

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WDC Common Stock Options Exercise $0 +3 +0% $0.000000 151,599 20 Nov 2025 Direct F1
transaction WDC Common Stock Tax liability $83,016 -592 -0.39% $140.23 151,007 20 Nov 2025 Direct F2
transaction WDC Common Stock Options Exercise $0 +3 +0% $0.000000 151,010 21 Nov 2025 Direct F1
transaction WDC Common Stock Tax liability $96,459 -693 -0.46% $139.19 150,317 21 Nov 2025 Direct F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction WDC Dividend Equivalent Rights Options Exercise $0 -3 -1.2% $0.000000 255 20 Nov 2025 Common Stock 3 Direct F1
transaction WDC Dividend Equivalent Rights Options Exercise $0 -4 -1.4% $0.000000 251 21 Nov 2025 Common Stock 4 Direct F1
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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.
F2 Payment of tax obligation by withholding securities incident to the vesting of securities in accordance with Rule 16b-3(e).