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
FBT
426
First Bank & Trust
South Dakota
$564K
PCA
427
Prosperity Capital Advisors
Ohio
$556K
MYIA
428
Mount Yale Investment Advisors
Colorado
$556K
Fifth Third Bancorp
429
Fifth Third Bancorp
Ohio
$550K
FDS
430
First Dallas Securities
Texas
$544K
MSE
431
MUFG Securities EMEA
United Kingdom
$540K
Assenagon Asset Management
432
Assenagon Asset Management
Luxembourg
$538K
FFA
433
Farther Finance Advisors
California
$537K
DSA
434
Droms Strauss Advisors
Missouri
$536K
BFG
435
Berger Financial Group
Minnesota
$531K
LP
436
LMR Partners
United Kingdom
$527K
CAM
437
Cresset Asset Management
Illinois
$527K
CAM
438
Cozad Asset Management
Illinois
$524K
FMWA
439
Forvis Mazars Wealth Advisors
Missouri
$523K
GAM
440
GEM Asset Management
Michigan
$522K
Brown Advisory
441
Brown Advisory
Maryland
$505K
CPCPP
442
Canada Post Corporation Pension Plan
Canada
$503K
LNB
443
Ledyard National Bank
$501K
TE
444
Tema ETFs
New York
$492K
Connor, Clark & Lunn Investment Management (CC&L)
445
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$488K
CFG
446
Citizens Financial Group
Rhode Island
$487K
MWC
447
MBM Wealth Consultants
Missouri
$487K
IIC
448
Ironwood Investment Counsel
Arizona
$483K
Aviva
449
Aviva
United Kingdom
$481K
TRCT
450
Tower Research Capital (TRC)
New York
$477K