802 hedge funds and large institutions have $24B invested in Ameren in 2025 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 319 increasing their positions, 225 reducing their positions, and 63 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
802
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
MSE
426
MUFG Securities EMEA
United Kingdom
$540K
Assenagon Asset Management
427
Assenagon Asset Management
Luxembourg
$538K
FFA
428
Farther Finance Advisors
California
$537K
DSA
429
Droms Strauss Advisors
Missouri
$536K
BFG
430
Berger Financial Group
Minnesota
$531K
LP
431
LMR Partners
United Kingdom
$527K
CAM
432
Cresset Asset Management
Illinois
$527K
CAM
433
Cozad Asset Management
Illinois
$524K
FMWA
434
Forvis Mazars Wealth Advisors
Missouri
$523K
GAM
435
GEM Asset Management
Michigan
$522K
Brown Advisory
436
Brown Advisory
Maryland
$505K
CPCPP
437
Canada Post Corporation Pension Plan
Canada
$503K
LNB
438
Ledyard National Bank
$501K
TE
439
Tema ETFs
New York
$492K
Connor, Clark & Lunn Investment Management (CC&L)
440
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$488K
CFG
441
Citizens Financial Group
Rhode Island
$487K
MWC
442
MBM Wealth Consultants
Missouri
$487K
IIC
443
Ironwood Investment Counsel
Arizona
$483K
Aviva
444
Aviva
United Kingdom
$481K
TRCT
445
Tower Research Capital (TRC)
New York
$477K
MC
446
Moors & Cabot
Massachusetts
$474K
CIM
447
Contravisory Investment Management
Massachusetts
$473K
BAMG
448
Brand Asset Management Group
Missouri
$468K
GT
449
Greenleaf Trust
Michigan
$461K
DB
450
Danske Bank
Denmark
$459K