| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/15/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 4.9k | $0.00 | $0 | | 08/15/2023 |
| 08/15/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 2.5k | $133.04 | $337.5k | | 08/15/2023 |
| 03/05/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 3.8k | $0.00 | $0 | | 03/05/2023 |
| 03/05/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 7.6k | $0.00 | $0 | | 03/05/2023 |
| 03/05/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 4.9k | $0.00 | $0 | | 03/05/2023 |
| 03/05/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 15.9k | $160.76 | $2.6M | | 03/05/2023 |
| 03/05/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Common Stock | 27.7k | $0.00 | $0 | | 03/05/2023 |
| 01/01/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 1.4k | $158.43 | $220.1k | | 01/01/2023 |
| 01/01/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 2.6k | $0.00 | $0 | | 01/01/2023 |
| 08/15/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 4.9k | $0.00 | $0 | | 08/15/2022 |
| 08/15/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 2.5k | $139.84 | $351.4k | | 08/15/2022 |
| 03/05/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 9.1k | $0.00 | $0 | | 03/05/2022 |
| 03/05/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 761 | $129.17 | $98.3k | | 03/05/2022 |
| 03/05/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 1.5k | $0.00 | $0 | | 03/05/2022 |
| 03/05/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 4.9k | $0.00 | $0 | | 03/05/2022 |
| 01/01/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 13.8k | $0.00 | $0 | | 01/01/2022 |
| 01/01/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 7.1k | $164.51 | $1.2M | | 01/01/2022 |
| 03/05/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 6k | $0.00 | $0 | | 03/05/2021 |
| 03/05/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 4.9k | $0.00 | $0 | | 03/05/2021 |
| 01/01/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 6.8k | $101.70 | $690k | | 01/01/2021 |
| 01/01/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 2.6k | $0.00 | $0 | | 01/01/2021 |
| 03/03/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 10.6k | $0.00 | $0 | | 03/03/2020 |
| 03/02/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Purchase | Common Stock | 1.4k | $75.00 | $101.2k | | 03/02/2020 |
| 01/01/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 5.9k | $84.74 | $501.2k | | 01/01/2020 |