820 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, 330 increasing their positions, 228 reducing their positions, and 64 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
820
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
KBC Group
226
KBC Group
Belgium
$2.85M
CIBC World Market
227
CIBC World Market
Ontario, Canada
$2.83M
HWAM
228
Hennion & Walsh Asset Management
New Jersey
$2.82M
MA
229
Mutual Advisors
Nebraska
$2.8M
NIM
230
NEOS Investment Management
Connecticut
$2.79M
VI
231
Vestcor Inc
New Brunswick, Canada
$2.72M
Wealth Enhancement Advisory Services
232
Wealth Enhancement Advisory Services
Minnesota
$2.65M
Public Employees Retirement Association of Colorado
233
Public Employees Retirement Association of Colorado
Colorado
$2.64M
DCM
234
Dean Capital Management
Kansas
$2.61M
Mercer Global Advisors
235
Mercer Global Advisors
Colorado
$2.55M
Cerity Partners
236
Cerity Partners
New York
$2.55M
Carson Wealth (CWM LLC)
237
Carson Wealth (CWM LLC)
Nebraska
$2.54M
CWM
238
Cornerstone Wealth Management
Missouri
$2.53M
BCI
239
Brinker Capital Investments
Pennsylvania
$2.46M
SLAM
240
Swiss Life Asset Management
$2.4M
Pacer Advisors
241
Pacer Advisors
Pennsylvania
$2.38M
Koshinski Asset Management
242
Koshinski Asset Management
Illinois
$2.37M
GC
243
Guggenheim Capital
Illinois
$2.37M
OSAM
244
O'Shaughnessy Asset Management
Connecticut
$2.32M
AIM
245
Ausbil Investment Management
Australia
$2.31M
DS
246
DRW Securities
Illinois
$2.28M
TRSOTSOK
247
Teachers Retirement System of the State of Kentucky
Kentucky
$2.19M
MML Investors Services
248
MML Investors Services
Massachusetts
$2.19M
Two Sigma Investments
249
Two Sigma Investments
New York
$2.17M
LA
250
Lindenwold Advisors
Pennsylvania
$2.06M