802 hedge funds and large institutions have $24B invested in Ameren in 2025 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 319 increasing their positions, 225 reducing their positions, and 63 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
802
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$15.4M
Puts
$4.12M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
MSV
176
MN Services Vermogensbeheer
Netherlands
$5.13M
DIA
177
Dean Investment Associates
Ohio
$5.1M
Cambridge Investment Research Advisors
178
Cambridge Investment Research Advisors
Iowa
$5.08M
ProShare Advisors
179
ProShare Advisors
Maryland
$4.96M
JFG
180
Jefferies Financial Group
New York
$4.87M
SPI
181
Strategic Planning Inc
Ohio
$4.67M
URS
182
Utah Retirement Systems
Utah
$4.65M
PFSRSONJ
183
Police & Firemen's Retirement System of New Jersey
New Jersey
$4.54M
HighTower Advisors
184
HighTower Advisors
Illinois
$4.52M
AI
185
Atom Investors
Texas
$4.38M
Corient Private Wealth
186
Corient Private Wealth
Florida
$4.31M
DekaBank Deutsche Girozentrale
187
DekaBank Deutsche Girozentrale
Germany
$4.29M
UIM
188
USS Investment Management
United Kingdom
$4.28M
X
189
Xponance
Pennsylvania
$4.25M
YCM
190
Yousif Capital Management
Michigan
$4.24M
BCIM
191
British Columbia Investment Management
British Columbia, Canada
$4.14M
BAMF
192
BI Asset Management Fondsmaeglerselskab
Denmark
$4.02M
BA
193
Bridgewater Associates
Connecticut
$3.94M
CBU
194
CIBC Bancorp USA
Illinois
$3.91M
Pathstone Holdings
195
Pathstone Holdings
New Jersey
$3.9M
SMDAM
196
Sumitomo Mitsui DS Asset Management
Japan
$3.89M
PF
197
Prosperitas Financial
California
$3.85M
DADC
198
D.A. Davidson & Co
Montana
$3.84M
NYLIM
199
New York Life Investment Management
New York
$3.81M
Mirae Asset Global Investments
200
Mirae Asset Global Investments
South Korea
$3.78M