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Affiliated Managers Group

443 hedge funds and large institutions have $6.3B invested in Affiliated Managers Group in 2025 Q3 according to their latest regulatory filings, with 59 funds opening new positions, 139 increasing their positions, 163 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

3% more funds holding

Funds holding: 431443 (+12)

1.44% less ownership

Funds ownership: 94.37%92.93% (-1.4%)

15% less repeat investments, than reductions

Existing positions increased: 139 | Existing positions reduced: 163

Holders
443
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$4.08M
Puts
$3.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Janus Henderson Group
126
Janus Henderson Group
United Kingdom
$2.85M
IMPI
127
Ilmarinen Mutual Pension Insurance
Finland
$2.8M
HF
128
HRT Financial
New York
$2.72M
VOYA Investment Management
129
VOYA Investment Management
Georgia
$2.71M
State of Tennessee, Department of Treasury
130
State of Tennessee, Department of Treasury
Tennessee
$2.71M
State of Wisconsin Investment Board
131
State of Wisconsin Investment Board
Wisconsin
$2.68M
OLA
132
Oliver Luxxe Assets
New Jersey
$2.67M
P
133
&Partners
Tennessee
$2.56M
William Blair & Company
134
William Blair & Company
Illinois
$2.56M
Credit Agricole
135
Credit Agricole
France
$2.55M
IC
136
IEQ Capital
California
$2.51M
Comerica Bank
137
Comerica Bank
Texas
$2.48M
IIM
138
INTECH Investment Management
Florida
$2.46M
LCP
139
LGT Capital Partners
Switzerland
$2.41M
Handelsbanken Fonder
140
Handelsbanken Fonder
Sweden
$2.38M
VPIM
141
Vanguard Personalized Indexing Management
California
$2.37M
State of New Jersey Common Pension Fund D
142
State of New Jersey Common Pension Fund D
New Jersey
$2.32M
YCM
143
Yousif Capital Management
Michigan
$2.27M
Citigroup
144
Citigroup
New York
$2.23M
Corient Private Wealth
145
Corient Private Wealth
Florida
$2.19M
TRSOTSOK
146
Teachers Retirement System of the State of Kentucky
Kentucky
$2.16M
ET
147
Entropy Technologies
New York
$2.15M
Teacher Retirement System of Texas
148
Teacher Retirement System of Texas
Texas
$2.1M
KK
149
KLP Kapitalforvaltning
Norway
$2.05M
ASRS
150
Arizona State Retirement System
Arizona
$2.01M