| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| FRANQUI ANNETTE | Director | C/O AFFILIATED MANAGERS GROUP, INC., 777 SOUTH FLAGLER DR., WEST PALM BEACH | /s/ Kavita Padiyar, Attorney-in-Fact | 18 Aug 2025 | 0001849146 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMG | Common Stock | Options Exercise | $0 | +664 | $0.000000 | 664 | 15 Aug 2025 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMG | Stock Units | Options Exercise | $0 | -664 | -39% | $0.000000 | 1,025 | 15 Aug 2025 | Common Stock | 664 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Reflects the vesting of a previously reported award. Award vested in 2025. |