| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Morrow Michael M | Director | C/O CABOT CORPORATION, TWO SEAPORT LANE, SUITE 1400, BOSTON | By: Jennifer Lombardi, pursuant to a power of attorney from Michael M. Morrow | 12 Jan 2026 | 0001715897 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBT | Common Stock | Award | $0 | +2,298 | +11% | $0.000000 | 22,302 | 08 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan. |