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
BCM
376
Bayesian Capital Management
New York
$771K
WW
377
Waterfront Wealth
Kansas
$767K
QCG
378
Quadrant Capital Group
Ohio
$766K
WC
379
Wexford Capital
Florida
$764K
MSA
380
MUFG Securities Americas
New York
$761K
RFC
381
Regions Financial Corp
Alabama
$752K
FIA
382
Foundations Investment Advisors
Arizona
$749K
KRSITF
383
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$741K
TA
384
Tectonic Advisors
Texas
$732K
MYAM
385
Meiji Yasuda Asset Management
Japan
$723K
UCFA
386
United Capital Financial Advisors
Texas
$721K
UB
387
UMB Bank
Missouri
$719K
VDI
388
Vaughan David Investments
Illinois
$706K
OFG
389
Oxford Financial Group
Indiana
$706K
KPWS
390
Kestra Private Wealth Services
Texas
$699K
NP
391
NorthRock Partners
Minnesota
$695K
QI
392
Qtron Investments
Massachusetts
$692K
RBWA
393
RFG - Bristol Wealth Advisors
Massachusetts
$689K
SF
394
Summit Financial
New Jersey
$688K
CFO
395
Callan Family Office
Pennsylvania
$683K
EPW
396
Endeavor Private Wealth
Kansas
$682K
FDCDDQ
397
Federation des caisses Desjardins du Quebec
Quebec, Canada
$681K
SO
398
STRS Ohio
Ohio
$674K
OC
399
Oppenheimer & Co
New York
$670K
MAS
400
Meeder Advisory Services
Ohio
$669K