| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Wood Matthew Forster | Senior Vice President | C/O CABOT CORPORATION, TWO SEAPORT LANE, BOSTON | By: Jennifer Lombardi, pursuant to a power of attorney from Matthew F. Wood | 2025-11-21 | 0002073644 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBT | Common Stock | Award | $0 | +671 | +5.14% | $0.00 | 13.7K | Nov 19, 2025 | Direct | F1 |
| transaction | CBT | Common Stock | Tax liability | -$13.1K | -219 | -1.6% | $59.76 | 13.5K | Nov 19, 2025 | Direct |
| Id | Content |
|---|---|
| F1 | Consists of performance based units earned on the basis of the Corporation's performance in fiscal year 2025, of which 477 remain subject to time-based vesting. |