| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Ryan David Christopher | Director | C/O AFFILIATED MANAGERS GROUP, INC., 777 SOUTH FLAGLER DRIVE, WEST PALM BEACH | /s/ Kavita Padiyar, Attorney-in-Fact | 04 Aug 2025 | 0001725101 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMG | Restricted Stock Units | Award | $0 | +477 | $0.00 | 477 | 31 Jul 2025 | Common Stock | 477 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit represents a right to receive one share of the Company's common stock upon vesting. The restricted stock units vest in full on August 15, 2026. |