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Affiliated Managers Group
AMG

Overview Fund Activity

392 hedge funds and large institutions have $4.59B invested in Affiliated Managers Group in 2025 Q1 according to their latest regulatory filings, with 39 funds opening new positions, 113 increasing their positions, 167 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
392
Holders Change
-13
Holders Change %
-3.21%
% of All Funds
5.33%
Holding in Top 10
5
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-37.5%
% of All Funds
0.07%
New
39
Increased
113
Reduced
167
Closed
49
Calls
$6.13M
Puts
$975K
Net Calls
+$5.16M
Net Calls Change
+$6.95M

Top Buyers

1
Millennium Management
Millennium Management
New York
+$161M
2
Verition Fund Management
Verition Fund Management
Connecticut
+$8.97M
3
LSV Asset Management
LSV Asset Management
Illinois
+$7.41M
4
Northern Trust
Northern Trust
Illinois
+$6M
5
BGIM
Brandywine Global Investment Management
Pennsylvania
+$4.56M

Top Sellers

1
SAM
Southeastern Asset Management
Tennessee
-$37.4M
2
Vanguard Group
Vanguard Group
Pennsylvania
-$36.5M
3
Invesco
Invesco
Georgia
-$22.4M
4
LCP
LGT Capital Partners
Switzerland
-$12.9M
5
CCM
Channing Capital Management
Illinois
-$11.8M
Name Holding Trade Value Shares
Change 		Shares
Change %
Ameriprise
76
Ameriprise
Minnesota
$6.15M -$203K -1,207 -3%
Calamos Advisors
77
Calamos Advisors
Illinois
$5.95M – – –
CF
78
Corebridge Financial
Texas
$5.43M -$315K -1,876 -5%
State of Wisconsin Investment Board
79
State of Wisconsin Investment Board
Wisconsin
$5.07M +$57.5K +342 +1%
Ohio Public Employees Retirement System (OPERS)
80
Ohio Public Employees Retirement System (OPERS)
Ohio
$4.97M -$653K -3,886 -12%
VOYA Investment Management
81
VOYA Investment Management
Georgia
$4.82M +$1.65M +9,845 +52%
AssetMark Inc
82
AssetMark Inc
California
$4.8M -$24.5K -146 -0.5%
HF
83
HRT Financial
New York
$4.64M +$4.36M +25,932 +1,558%
California State Teachers Retirement System (CalSTRS)
84
California State Teachers Retirement System (CalSTRS)
California
$4.63M -$52.3K -311 -1%
SCM
85
Sterling Capital Management
North Carolina
$4.42M -$37K -220 -0.8%
Canada Life
86
Canada Life
Manitoba, Canada
$4.39M -$298K -1,775 -6%
ICM
87
Invenomic Capital Management
Massachusetts
$4.36M +$4.36M +25,954 New
Grantham, Mayo, Van Otterloo & Co (GMO)
88
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$4.26M +$192K +1,143 +5%
QCM
89
Quantinno Capital Management
New York
$4.21M +$1.74M +10,351 +70%
Arrowstreet Capital
90
Arrowstreet Capital
Massachusetts
$4.18M – – –
TPSF
91
Texas Permanent School Fund
Texas
$4.14M +$4.14M +25,014 New
State Board of Administration of Florida Retirement System
92
State Board of Administration of Florida Retirement System
Florida
$3.96M – – –
Manulife (Manufacturers Life Insurance)
93
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$3.88M -$151K -900 -4%
NWM
94
Nicola Wealth Management
British Columbia, Canada
$3.7M +$1.01M +6,000 +38%
Royal Bank of Canada
95
Royal Bank of Canada
Ontario, Canada
$3.3M -$461K -2,745 -12%
Amundi
96
Amundi
France
$3.25M +$34.5K +218 +1%
SOADOR
97
State of Alaska Department of Revenue
Alaska
$3.1M -$3.36K -20 -0.1%
PCM
98
Poehling Capital Management
Wisconsin
$3.09M -$9.58K -57 -0.3%
Bank of Montreal
99
Bank of Montreal
Ontario, Canada
$3.08M +$87.2K +519 +3%
OAM
100
Oppenheimer Asset Management
New York
$3.04M -$229K -1,361 -7%
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