811 hedge funds and large institutions have $24.1B invested in Ameren in 2025 Q3 according to their latest regulatory filings, with 97 funds opening new positions, 326 increasing their positions, 228 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
811
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
M&T Bank
251
M&T Bank
New York
$2.04M
FHWM
252
Fox Hill Wealth Management
Massachusetts
$2M
HIS
253
Horizon Investment Services
Indiana
$1.99M
DIM
254
DC Investments Management
Virginia
$1.98M
MSU
255
Mizuho Securities USA
New York
$1.97M
KAS
256
Kestra Advisory Services
Texas
$1.96M
AI
257
Atria Investments
North Carolina
$1.88M
TI
258
Tidal Investments
Wisconsin
$1.85M
KRS
259
Kentucky Retirement Systems
Kentucky
$1.77M
SCM
260
Sterling Capital Management
North Carolina
$1.74M
SMC
261
Smith, Moore & Co
Missouri
$1.74M
Thrivent Financial for Lutherans
262
Thrivent Financial for Lutherans
Minnesota
$1.72M
TT
263
TI-Trust
Illinois
$1.72M
NP
264
Ninepoint Partners
Ontario, Canada
$1.71M
CL
265
Choreo LLC
Illinois
$1.69M
RIL
266
Rothschild Investment LLC
Illinois
$1.68M
HIMCH
267
Hartford Investment Management Co (HIMCO)
Connecticut
$1.67M
P
268
&Partners
Tennessee
$1.66M
UCMOK
269
United Capital Management of KS
Kansas
$1.65M
Janney Montgomery Scott
270
Janney Montgomery Scott
Pennsylvania
$1.64M
MT
271
Midwest Trust
Kansas
$1.64M
Nordea Investment Management
272
Nordea Investment Management
Sweden
$1.61M
AWM
273
Apollon Wealth Management
South Carolina
$1.6M
CGH
274
Crossmark Global Holdings
Texas
$1.58M
Lazard Asset Management
275
Lazard Asset Management
New York
$1.58M