| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Wilson Frank Anders | Director | C/O CABOT CORPORATION, TWO SEAPORT LANE, SUITE 1400, BOSTON | By: Jennifer Lombardi, pursuant to a power of attorney from Frank A. Wilson | 12 Jan 2026 | 0001462948 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CBT | Common Stock | Award | $0 | +2,298 | +14% | $0.000000 | 18,552 | 08 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The shares have been deferred pursuant to Cabot's Non-Employee Directors' Deferral Plan. |