Horgen Jay C. - Insider Non-Derivative Transactions at AFFILIATED MANAGERS GROUP, INC. (AMG) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 23, 2025, Horgen Jay C.'s relationship to AFFILIATED MANAGERS GROUP, INC. (AMG) is Director,Officer (Chief Executive Officer), and currently has 510,387 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other AMG insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
Horgen Jay C. - Insider Non-Derivative Transactions of AMG Common Stock
Horgen Jay C. - Insider Non-Derivative Transactions at AMG
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 24, 2025 | G -- (Common Stock) | 4000 | 0 | 510387 |
| Sep 3, 2025 | F -- (Common Stock) | 44935 | 229.97 | 514387 |
| Sep 3, 2025 | M -- (Common Stock) | 75000 | 74.49 | 559322 |
| Aug 13, 2025 | F -- (Common Stock) | 45607 | 219.7 | 484322 |
| Aug 13, 2025 | M -- (Common Stock) | 75000 | 74.49 | 529929 |
| Jul 3, 2025 | G -- (Common Stock) | 14000 | 0 | 34058 |
| Jul 3, 2025 | G -- (Common Stock) | 14000 | 0 | 454929 |
| Jul 2, 2025 | F -- (Common Stock) | 47191 | 198.72 | 468929 |
| Jul 2, 2025 | M -- (Common Stock) | 75000 | 74.49 | 516120 |
| Mar 6, 2025 | M -- (Common Stock) | 16693 | 0 | 419439 |
| Mar 6, 2025 | F -- (Common Stock) | 26570 | 165.72 | 441120 |
| Mar 6, 2025 | Acquisition -- (Common Stock) | 48251 | 0 | 467690 |
| Oct 3, 2024 | F -- (Common Stock) | 65230 | 180.25 | 402746 |
| Oct 3, 2024 | M -- (Common Stock) | 100000 | 74.49 | 467976 |
| Aug 21, 2024 | Sell -- (Common Stock) | 9300 | 169.93 | 367976 |
| Aug 20, 2024 | Sell -- (Common Stock) | 9000 | 171.98 | 377276 |
| Aug 20, 2024 | F -- (Common Stock) | 132728 | 172 | 386276 |
| Aug 20, 2024 | M -- (Common Stock) | 200000 | 74.49 | 519004 |
| Mar 6, 2024 | M -- (Common Stock) | 12767 | 0 | 310674 |
| Mar 6, 2024 | F -- (Common Stock) | 14281 | 158.58 | 319004 |
| Mar 6, 2024 | Acquisition -- (Common Stock) | 22611 | 0 | 333285 |
| Jan 2, 2024 | F -- (Common Stock) | 2365 | 151.42 | 297907 |
| Jan 2, 2024 | M -- (Common Stock) | 5792 | 0 | 300272 |
| Aug 16, 2023 | F -- (Common Stock) | 19535 | 133.04 | 294480 |
| Aug 16, 2023 | M -- (Common Stock) | 47990 | 0 | 314015 |
| Mar 6, 2023 | F -- (Common Stock) | 27887 | 160.76 | 266025 |
| Mar 6, 2023 | Acquisition -- (Common Stock) | 60814 | 0 | 286038 |
| Mar 6, 2023 | M -- (Common Stock) | 7874 | 0 | 293912 |
| Jan 2, 2023 | F -- (Common Stock) | 3642 | 158.43 | 225224 |
| Jan 2, 2023 | M -- (Common Stock) | 8974 | 0 | 228866 |