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