| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Kerrigan Dennis Francis | Executive Vice President | C/O THE HANOVER INSURANCE GROUP, INC., 440 LINCOLN STREET, WORCESTER | /s/ Lindsay L. Katz pursuant to Confirming Statement | 30 Sep 2025 | 0001799888 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | THG | Common Stock | Award | $0 | +18 | +0.17% | $0.000000 | 10,065 | 26 Sep 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Grant of restricted stock units ("RSUs") under the Issuer's 2022 Long-Term Incentive Plan ("2022 LTIP") in connection with the accrual of dividend equivalent rights associated with RSUs previously granted under the Issuer's 2022 LTIP. Such RSUs vest on the third anniversary of the date of grant of the original underlying RSUs. |
| F2 | Includes 33.525 shares acquired on September 26, 2025 under a dividend reinvestment plan that is exempt from Rule 16a-11. |