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Affiliated Managers Group
AMG

Overview Fund Activity

426 hedge funds and large institutions have $5.27B invested in Affiliated Managers Group in 2025 Q2 according to their latest regulatory filings, with 84 funds opening new positions, 109 increasing their positions, 174 reducing their positions, and 44 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
426
Holders Change
+34
Holders Change %
+8.67%
% of All Funds
5.71%
Holding in Top 10
6
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+20%
% of All Funds
0.08%
New
84
Increased
109
Reduced
174
Closed
44
Calls
$6.45M
Puts
$2.16M
Net Calls
+$4.29M
Net Calls Change
-$865K

Top Buyers

1
Millennium Management
Millennium Management
New York
+$59.8M
2
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$59.7M
3
Citadel Advisors
Citadel Advisors
Florida
+$56.1M
4
Holocene Advisors
Holocene Advisors
New York
+$19.9M
5
UBS Group
UBS Group
Switzerland
+$11.2M

Top Sellers

1
SAM
Southeastern Asset Management
Tennessee
-$93.1M
2
Morgan Stanley
Morgan Stanley
New York
-$54.5M
3
Vanguard Group
Vanguard Group
Pennsylvania
-$35.9M
4
CCP
Clarkston Capital Partners
Michigan
-$29.5M
5
LCP
LGT Capital Partners
Switzerland
-$26.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
Squarepoint
251
Squarepoint
New York
$439K +$439K +2,231 New
SAM
252
Securian Asset Management
Minnesota
$436K – – –
SC
253
Schubert & Co
Texas
$432K -$191K -973 -31%
SDIC
254
South Dakota Investment Council
South Dakota
$431K – – –
PCM
255
Polymer Capital Management
New York
$421K -$158K -804 -27%
OTPPB
256
Ontario Teachers' Pension Plan Board
Ontario, Canada
$421K +$155K +786 +58%
HKAM
257
Horizon Kinetics Asset Management
New York
$410K – – –
Aviva
258
Aviva
United Kingdom
$410K +$410K +2,085 New
CP
259
CenterBook Partners
Connecticut
$406K +$17.7K +90 +5%
CIP
260
Cornerstone Investment Partners
Georgia
$397K +$1.97K +10 +0.5%
HW
261
Hancock Whitney
Mississippi
$368K +$8.86K +45 +2%
ACM
262
Aquatic Capital Management
Illinois
$366K +$366K +1,859 New
CAPTRUST Financial Advisors
263
CAPTRUST Financial Advisors
North Carolina
$353K -$2M -10,149 -85%
GT
264
Greenleaf Trust
Michigan
$349K -$5.12K -26 -1%
GIM
265
Glenmede Investment Management
Pennsylvania
$339K +$339K +1,725 New
CFO
266
Callan Family Office
Pennsylvania
$337K +$337K +1,713 New
SFA
267
Sequoia Financial Advisors
Ohio
$323K +$323K +1,639 New
M&T Bank
268
M&T Bank
New York
$322K -$62.6K -318 -16%
PA
269
Procyon Advisors
Connecticut
$314K -$49.8K -253 -14%
CTC
270
Cetera Trust Company
Minnesota
$311K +$33.5K +170 +12%
MSRPS
271
Maryland State Retirement & Pension System
Maryland
$308K – – –
TI
272
Tidal Investments
Wisconsin
$305K +$305K +1,550 New
AFG
273
Allegheny Financial Group
Pennsylvania
$305K +$46.8K +238 +18%
IP
274
Investment Partners
Ohio
$291K -$8.86K -45 -3%
URS
275
Utah Retirement Systems
Utah
$291K -$24.2K -123 -8%
9 10
11
12 13