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
CIBC World Market
226
CIBC World Market
Ontario, Canada
$2.83M
HWAM
227
Hennion & Walsh Asset Management
New Jersey
$2.82M
MA
228
Mutual Advisors
Nebraska
$2.8M
NIM
229
NEOS Investment Management
Connecticut
$2.79M
VI
230
Vestcor Inc
New Brunswick, Canada
$2.72M
Wealth Enhancement Advisory Services
231
Wealth Enhancement Advisory Services
Minnesota
$2.65M
Public Employees Retirement Association of Colorado
232
Public Employees Retirement Association of Colorado
Colorado
$2.64M
DCM
233
Dean Capital Management
Kansas
$2.61M
Mercer Global Advisors
234
Mercer Global Advisors
Colorado
$2.55M
Cerity Partners
235
Cerity Partners
New York
$2.55M
Carson Wealth (CWM LLC)
236
Carson Wealth (CWM LLC)
Nebraska
$2.54M
CWM
237
Cornerstone Wealth Management
Missouri
$2.53M
BCI
238
Brinker Capital Investments
Pennsylvania
$2.46M
SLAM
239
Swiss Life Asset Management
$2.4M
Pacer Advisors
240
Pacer Advisors
Pennsylvania
$2.38M
Koshinski Asset Management
241
Koshinski Asset Management
Illinois
$2.37M
GC
242
Guggenheim Capital
Illinois
$2.37M
OSAM
243
O'Shaughnessy Asset Management
Connecticut
$2.32M
AIM
244
Ausbil Investment Management
Australia
$2.31M
DS
245
DRW Securities
Illinois
$2.28M
TRSOTSOK
246
Teachers Retirement System of the State of Kentucky
Kentucky
$2.19M
MML Investors Services
247
MML Investors Services
Massachusetts
$2.19M
Two Sigma Investments
248
Two Sigma Investments
New York
$2.17M
LA
249
Lindenwold Advisors
Pennsylvania
$2.06M
CAPTRUST Financial Advisors
250
CAPTRUST Financial Advisors
North Carolina
$2.06M