Masterson William F III 4
4 · CABOT CORP · Filed Jan 5, 2026
Insider Transaction Report
Form 4
CABOT CORPCBT
Masterson William F III
Senior Vice President
Transactions
- Award
Phantom Stock Units
2025-12-31$66.28/sh+228.588$15,151→ 520.425 total→ Common Stock (228.588 underlying)
Footnotes (2)
- [F1]1 for 1
- [F2]The reported phantom stock units were acquired under the Corporation's supplemental 401(k) plan and are to be settled upon the reporting person's retirement or other termination of service.