| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| O'Brien Frances D. | Chief Risk Officer | THE CHUBB BUILDING, 17 WOODBOURNE AVENUE, HAMILTON, BERMUDA | /s/ Samantha Froud, Attorney-in-Fact | 25 Feb 2026 | 0001977408 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CB | Common Shares | Tax liability | $43,341 | -130 | -0.31% | $333.39 | 41,287 | 23 Feb 2026 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Common Shares withheld to pay tax liability. |
| F2 | Total includes 86 shares purchased on 6/30/2025 pursuant to the Chubb Ltd. Employee Stock Purchase Plan which meets the requirements of Rule 16b-3. |