Institutional Ownership Affiliated Managers Group, Inc. (AMG)
This table provides information about the institutional ownership of Affiliated Managers Group, Inc. (AMG). We have compiled data on the 507 institutions that hold shares in the stock, with a total of 29.2 Million shares, which have been reported (via 13F filing form) to have a value of $7.55 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Susquehanna International Group, LLP
Bala Cynwyd, PA |
Nov 14, 2025 Q3 2025 |
1,879
shares
|
$485,364
0.0% of portfolio
|
Q3 2025
Reduced 51.77%
|
|
|
Tower Research Capital LLC (Trc)
New York, NY |
Nov 14, 2025 Q3 2025 |
1,874
shares
|
$484,072
0.01% of portfolio
|
Q3 2025
Added 225.35%
|
|
|
Hancock Whitney Corp
|
Nov 17, 2025 Q3 2025 |
1,855
shares
|
$479,165
0.01% of portfolio
|
Q3 2025
Reduced 0.7%
|
|
|
Glenmede Investment Management, LP
Philadelphia, PA |
Nov 13, 2025 Q3 2025 |
1,792
shares
|
$462,891
0.0% of portfolio
|
Q3 2025
Added 3.88%
|
|
|
Greenleaf Trust
Kalamazoo, MI |
Oct 22, 2025 Q3 2025 |
1,775
shares
|
$458,500
0.0% of portfolio
|
Q3 2025
Reduced 0.06%
|
|
|
Callan Capital, LLC
La Jolla, CA |
Apr 29, 2025 Q1 2025 |
1,758
shares
|
$454,108
0.02% of portfolio
|
Q1 2025
Added 1.21%
|
|
|
Toroso Investments, LLC
Massapequa, NY |
Nov 14, 2025 Q3 2025 |
1,731
shares
|
$447,134
0.0% of portfolio
|
Q3 2025
Added 11.68%
|
|
|
Procyon Advisors, LLC
|
Jan 07, 2026 Q4 2025 |
1,730
shares
|
$446,876
0.01% of portfolio
|
Q4 2025
Added 4.98%
|
|
|
Dark Forest Capital Management LP
Weston, CT |
Nov 17, 2025 Q3 2025 |
1,638
shares
|
$423,111
0.02% of portfolio
|
Q3 2025
New holding
|
|
|
Callan Family Office, LLC
Radnor, PA |
Nov 04, 2025 Q3 2025 |
1,620
shares
|
$418,462
0.01% of portfolio
|
Q3 2025
Reduced 5.43%
|
|
|
Jupiter Asset Management LTD
|
Nov 10, 2025 Q3 2025 |
1,619
shares
|
$418,203
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Quadrature Capital LTD
London, X0 |
Nov 13, 2025 Q3 2025 |
1,588
shares
|
$410,196
0.0% of portfolio
|
Q3 2025
Reduced 50.84%
|
|
|
Cetera Trust Company, N.A
St. Paul, MN |
Nov 13, 2025 Q3 2025 |
1,580
shares
|
$408,129
0.21% of portfolio
|
Q2 2025
Added 12.06%
|
|
|
Sg Americas Securities, LLC
|
Jan 09, 2026 Q4 2025 |
1,557
shares
|
$402,188
0.0% of portfolio
|
Q4 2025
Reduced 62.36%
|
|
|
Gamma Investing LLC
Foster City, CA |
Jan 02, 2026 Q4 2025 |
1,518
shares
|
$392,114
0.02% of portfolio
|
Q4 2025
Added 13.88%
|
|
|
Allegheny Financial Group LTD
Pittsburgh, PA |
Nov 06, 2025 Q3 2025 |
1,510
shares
|
$390,048
0.08% of portfolio
|
Q3 2025
Reduced 2.45%
|
|
|
Btc Capital Management, Inc.
|
Jan 15, 2026 Q4 2025 |
1,499
shares
|
$387,206
0.03% of portfolio
|
Q4 2025
New holding
|
|
|
Utah Retirement Systems
Salt Lake City, UT |
Nov 14, 2025 Q3 2025 |
1,477
shares
|
$381,523
0.0% of portfolio
|
Q2 2025
Reduced 7.69%
|
|
|
Hsbc Holdings PLC
London, X0 |
Nov 13, 2025 Q3 2025 |
1,470
shares
|
$379,715
0.0% of portfolio
|
Q3 2025
Added 2.23%
|
|
|
Cornerstone Investment Partners, LLC
|
Nov 06, 2025 Q3 2025 |
1,441
shares
|
$372,224
0.01% of portfolio
|
Q3 2025
Reduced 28.63%
|
|
|
Point72 Asia (Singapore) Pte. Ltd.
Singapore, U0 |
Nov 14, 2025 Q3 2025 |
1,416
shares
|
$365,766
0.05% of portfolio
|
Q3 2025
Reduced 74.27%
|
|
|
Forum Financial Management, LP
Lombard, IL |
Oct 24, 2025 Q3 2025 |
1,385
shares
|
$357,759
0.01% of portfolio
|
Q3 2025
Added 0.07%
|
|
|
Investment Partners, Ltd.
|
Nov 06, 2025 Q3 2025 |
1,380
shares
|
$356,467
0.12% of portfolio
|
Q3 2025
Reduced 6.76%
|
|
|
Maryland State Retirement & Pension System
|
Oct 28, 2025 Q3 2025 |
1,376
shares
|
$355,434
0.01% of portfolio
|
Q3 2025
Reduced 12.19%
|
|
|
Dorsey & Whitney Trust CO LLC
Sioux Falls, SD |
Nov 13, 2025 Q3 2025 |
1,374
shares
|
$354,917
0.02% of portfolio
|
Q3 2025
Reduced 3.17%
|
|