AFFILIATED MANAGERS GROUP, INC. (AMG)

Latest Insider Confidence Score

2025Q4

47.1
Bearish

Company insider confidence (by quarter)

2012Q1 2025Q4

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
AFFILIATED MANAGERS GROUP, INC. — 424,000 Oct 15, 2014
Dalton Nathaniel Director 206,589 Mar 5, 2020
Jamal Rizwan M Head of Affiliate Investments 199,233 Oct 18, 2024
Wojcik Thomas M COO 169,303 Sep 9, 2025
Horgen Jay C. CEO 75,000 Jul 3, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Dec 23, 2025 Dec 23, 2025 Horgen Jay C. CEO Neutral 37.5 -4,000 -0.73% ✗ -
Nov 25, 2025 Nov 28, 2025 Palandjian Tracy P. Director Neutral 27.5 -3,499 -19.56% ✗ -
Nov 7, 2025 Nov 12, 2025 Alvingham Karen L. Director Sell 26.3 -182 -1.46% ✗ $47.2K
Nov 3, 2025 Nov 5, 2025 Engel Marcy Director Neutral 52.5 - 0.00% ✗ -
Oct 3, 2025 Engel Marcy Director Neutral 52.5 - 0.00% ✗ -
Sep 8, 2025 Sep 9, 2025 Wojcik Thomas M COO Sell 15.0 -130,008 -45.03% ✗ $30.1M
Sep 2, 2025 Sep 4, 2025 Horgen Jay C. CEO Sell 15.0 -44,935 -7.57% ✗ $10.3M
Sep 2, 2025 Sep 4, 2025 Padiyar Kavita General Counsel & Corp. Sec. Sell 16.3 -30,991 -42.20% ✗ $7.1M
Aug 15, 2025 Aug 18, 2025 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2025 Aug 18, 2025 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2025 Aug 18, 2025 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2025 Aug 18, 2025 Alvingham Karen L. Director Sell 48.8 -84 -0.70% ✗ $18.4K
Aug 15, 2025 Aug 18, 2025 FRANQUI ANNETTE Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2025 Aug 18, 2025 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2025 Aug 18, 2025 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Aug 12, 2025 Aug 14, 2025 Horgen Jay C. CEO Sell 15.0 -45,607 -8.09% ✗ $10M
Jul 31, 2025 Aug 4, 2025 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2025 Aug 4, 2025 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2025 Aug 4, 2025 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2025 Aug 4, 2025 FRANQUI ANNETTE Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2025 Aug 4, 2025 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2025 Aug 4, 2025 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2025 Aug 4, 2025 Alvingham Karen L. Director Neutral 52.5 - 0.00% ✗ -
Jul 1, 2025 Jul 3, 2025 Horgen Jay C. CEO Sell 16.3 -47,191 -8.80% ✗ $9.4M
May 9, 2025 May 13, 2025 Padiyar Kavita General Counsel & Corp. Sec. Sell 17.5 -17,407 -40.38% ✗ $3.1M
May 12, 2025 May 13, 2025 Churchill Dwight D. Director Sell 22.5 -1,178 -4.09% ✗ $216.6K
May 12, 2025 May 13, 2025 Palandjian Tracy P. Director Sell 20.0 -2,891 -14.70% ✗ $531.5K
Mar 5, 2025 Mar 7, 2025 Horgen Jay C. CEO Sell 92.5 +21,681 4.93% ✗ $4.4M
Mar 5, 2025 Mar 7, 2025 Padiyar Kavita General Counsel & Corp. Sec. Sell 90.0 +622 3.56% ✗ $435.8K
Mar 5, 2025 Mar 7, 2025 Wojcik Thomas M COO Sell 95.0 +6,335 5.60% ✗ $2.4M
Mar 5, 2025 Mar 7, 2025 Ritchea Dava CFO Neutral 52.5 - 0.00% ✗ -
Mar 5, 2025 Mar 7, 2025 Alvingham Karen L. Director Sell 48.8 -90 -0.82% ✗ $14.9K
Mar 5, 2025 Mar 7, 2025 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2025 Mar 7, 2025 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2025 Mar 7, 2025 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2025 Mar 7, 2025 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2025 Mar 7, 2025 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2025 Feb 10, 2025 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2025 Feb 10, 2025 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2025 Feb 10, 2025 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2025 Feb 10, 2025 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2025 Feb 10, 2025 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2025 Feb 10, 2025 Alvingham Karen L. Director Neutral 52.5 - 0.00% ✗ -
Feb 6, 2025 Feb 10, 2025 Franqui Annette Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2025 Jan 3, 2025 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2025 Jan 3, 2025 Jeffery Reuben III Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2025 Jan 3, 2025 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Oct 16, 2024 Oct 18, 2024 Jamal Rizwan M Head of Affiliate Investments Neutral 52.5 - 0.00% ✗ -
Oct 4, 2024 Oct 8, 2024 Wojcik Thomas M COO Sell 16.3 -53,599 -33.63% ✗ $9.7M
Oct 2, 2024 Oct 4, 2024 Horgen Jay C. CEO Sell 15.0 -65,230 -13.37% ✗ $11.8M
Aug 19, 2024 Aug 20, 2024 Horgen Jay C. CEO Sell 15.0 -151,028 -28.02% ✗ $26M
Aug 16, 2024 Aug 20, 2024 Wojcik Thomas M COO Sell 15.0 -100,275 -54.30% ✗ $16.7M
Aug 16, 2024 Aug 20, 2024 Jamal Rizwan M Head of Affiliate Investments Sell 15.0 -311,846 -61.02% ✗ $53.7M
Aug 15, 2024 Aug 16, 2024 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2024 Aug 16, 2024 Jeffery Reuben III Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2024 Aug 16, 2024 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2024 Aug 16, 2024 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2024 Aug 16, 2024 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Aug 15, 2024 Aug 16, 2024 Alvingham Karen L. Director Sell 48.8 -72 -0.73% ✗ $12.4K
Jul 31, 2024 Jul 31, 2024 Alvingham Karen L. Director Sell 17.5 -5,787 -39.37% ✗ $1.1M
Jul 29, 2024 Jul 31, 2024 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Jul 29, 2024 Jul 31, 2024 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -
Jul 29, 2024 Jul 31, 2024 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Jul 31, 2024 Jul 31, 2024 Palandjian Tracy P. Director Sell 22.5 -608 -4.50% ✗ $112.9K
Jul 29, 2024 Jul 31, 2024 Jeffery Reuben III Director Neutral 52.5 - 0.00% ✗ -
Jul 29, 2024 Jul 31, 2024 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Jul 29, 2024 Jul 31, 2024 Franqui Annette Director Neutral 52.5 - 0.00% ✗ -
May 24, 2024 Franqui Annette Director Neutral 52.5 - 0.00% ✗ -
Apr 5, 2024 Ritchea Dava CFO Neutral 52.5 - 0.00% ✗ -
Apr 5, 2024 Padiyar Kavita General Counsel & Corp. Sec. Neutral 52.5 - 0.00% ✗ -
Mar 28, 2024 Mar 28, 2024 Churchill Dwight D. Director Sell 20.0 -4,702 -16.16% ✗ $787.4K
Mar 5, 2024 Mar 7, 2024 Horgen Jay C. CEO Sell 92.5 +8,330 2.52% ✗ $2.3M
Mar 5, 2024 Mar 7, 2024 Jamal Rizwan M Head of Affiliate Investments Sell 92.5 +3,594 4.57% ✗ $1.5M
Mar 5, 2024 Mar 7, 2024 Wojcik Thomas M CFO Sell 95.0 +3,628 6.78% ✗ $1.6M
Mar 5, 2024 Mar 7, 2024 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2024 Mar 7, 2024 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2024 Mar 7, 2024 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2024 Mar 7, 2024 Jeffery Reuben III Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2024 Mar 7, 2024 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Mar 5, 2024 Mar 7, 2024 Alvingham Karen L. Director Sell 50.0 -41 -0.95% ✗ $6.5K
Mar 5, 2024 Mar 7, 2024 Atkinson Tracy A Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 Atkinson Tracy A Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 Jeffery Reuben III Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 Matos Rodriguez Felix V. Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 Alvingham Karen L. Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 Ryan David Christopher Director Neutral 52.5 - 0.00% ✗ -
Feb 5, 2024 Feb 7, 2024 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2024 Jan 3, 2024 Horgen Jay C. CEO Sell 42.5 -2,365 -0.74% ✗ $358.1K
Jan 1, 2024 Jan 3, 2024 Wojcik Thomas M CFO Sell 42.5 -1,399 -2.84% ✗ $211.8K
Jan 1, 2024 Jan 3, 2024 Jamal Rizwan M Head of Affiliate Investments Sell 42.5 -1,055 -1.44% ✗ $159.7K
Jan 1, 2024 Jan 3, 2024 Palandjian Tracy P. Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2024 Jan 3, 2024 Jeffery Reuben III Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2024 Jan 3, 2024 Churchill Dwight D. Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2024 Jan 3, 2024 Atkinson Tracy A Director Neutral 52.5 - 0.00% ✗ -
Jan 1, 2024 Jan 3, 2024 Alvingham Karen L. Director Sell 52.5 -9 -0.24% ✗ $1.4K
Nov 15, 2023 Nov 17, 2023 Jamal Rizwan M Head of Affiliate Investments Neutral 52.5 - 0.00% ✗ -
Nov 6, 2023 Nov 8, 2023 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -
Sep 28, 2023 STARR LOREN M Director Neutral 52.5 - 0.00% ✗ -