| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/15/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 844 | $0.00 | $0 | | 08/15/2023 |
| 06/29/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Director Stock Option (Right to Buy) | 1.4k | $141.03 | $190.7k | | 06/29/2023 |
| 06/29/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 1.3k | $150.38 | $190.7k | | 06/29/2023 |
| 03/05/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 410 | $0.00 | $0 | | 03/05/2023 |
| 02/06/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Restricted Stock Units | 587 | $0.00 | $0 | | 02/06/2023 |
| 01/01/2023 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 360 | $0.00 | $0 | | 01/01/2023 |
| 08/15/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 651 | $0.00 | $0 | | 08/15/2022 |
| 08/01/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Restricted Stock Units | 773 | $0.00 | $0 | | 08/01/2022 |
| 03/05/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 238 | $0.00 | $0 | | 03/05/2022 |
| 02/22/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Purchase | Common Stock | 3.7k | $137.67 | $509.4k | | 02/22/2022 |
| 02/07/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Restricted Stock Units | 685 | $0.00 | $0 | | 02/07/2022 |
| 01/01/2022 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 472 | $0.00 | $0 | | 01/01/2022 |
| 11/02/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Payment of Exercise | Common Stock | 1k | $188.15 | $188.9k | | 11/02/2021 |
| 11/02/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Director Stock Option (Right to Buy) | 1.5k | $122.40 | $188.9k | | 11/02/2021 |
| 02/08/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 636 | $132.10 | $84k | | 02/08/2021 |
| 02/08/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 954 | $0.00 | $0 | | 02/08/2021 |
| 01/01/2021 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Stock Units | 559 | $0.00 | $0 | | 01/01/2021 |
| 10/27/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 124 | $0.00 | $0 | | 10/27/2020 |
| 07/28/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 2.2k | $69.63 | $155.9k | | 07/28/2020 |
| 07/28/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 1.8k | $0.00 | $0 | | 07/28/2020 |
| 02/04/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 3k | $82.07 | $242.8k | | 02/04/2020 |
| 02/04/2020 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Stock Units | 488 | $0.00 | $0 | | 02/04/2020 |
| 03/01/2019 | AFFILIATED MANAGERS GROUP, INC. | AMG | Exercise | Director Stock Option (Right to Buy) | 1.7k | $107.63 | $182.3k | | 03/01/2019 |
| 03/01/2019 | AFFILIATED MANAGERS GROUP, INC. | AMG | Sale | Common Stock | 1.7k | $110.64 | $187.4k | | 03/01/2019 |
| 02/05/2019 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 1.8k | $110.02 | $196.6k | | 02/05/2019 |
| 02/05/2019 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | | 364 | $0.00 | $0 | | 02/05/2019 |
| 07/31/2018 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 1.4k | $160.01 | $216.5k | | 07/31/2018 |
| 07/31/2018 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | | 250 | $0.00 | $0 | | 07/31/2018 |
| 01/30/2018 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | | 197 | $0.00 | $0 | | 01/30/2018 |
| 01/30/2018 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 1.1k | $203.22 | $226.8k | | 01/30/2018 |
| 12/20/2017 | AFFILIATED MANAGERS GROUP, INC. | AMG | Gift | Common Stock | 282 | $0.00 | $0 | | 01/30/2018 |
| 01/31/2017 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 1.3k | $152.36 | $196.8k | | 01/31/2017 |
| 01/31/2017 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | | 263 | $0.00 | $0 | | 01/31/2017 |
| 07/24/2012 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | | 386 | $0.00 | $0 | | 07/24/2012 |
| 07/24/2012 | AFFILIATED MANAGERS GROUP, INC. | AMG | Grant | Director Stock Option (Right to Buy) | 1.8k | $103.84 | $183k | | 07/24/2012 |