MASSENGILL MATTHEW E 4
4 · WESTERN DIGITAL CORP · Filed Nov 21, 2025
Insider Transaction Report
Form 4
MASSENGILL MATTHEW E
Director
Transactions
- Award
Common Stock
2025-11-20+1,585→ 28,897 total
Holdings
- 500(indirect: By IRA)
Common Stock
- 36,926(indirect: By Trust)
Common Stock
Footnotes (2)
- [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.
- [F2]Includes 8,508 additional stock units acquired by the Reporting Person in connection with the Issuer's spin-off (the "Spin-Off") of a then-wholly owned subsidiary of the Issuer on February 21, 2025. Pursuant to an Employee Matters Agreement, at the effective time of the Spin-Off, each outstanding Issuer stock unit was adjusted and converted into additional stock units based on the equity conversion ratio of 1.452526 per every Issuer stock unit.