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, 331 increasing their positions, 227 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
BP
576
Ballentine Partners
Massachusetts
$214K
CCMI
577
Creative Capital Management Investments
California
$212K
PFG
578
Prosperity Financial Group
California
$211K
SOW
579
State of Wyoming
Wyoming
$211K
BHCM
580
Brevan Howard Capital Management
Jersey
$210K
RG
581
Rathbones Group
United Kingdom
$209K
WIA
582
Wetzel Investment Advisors
Indiana
$209K
GCM
583
Graver Capital Management
Ohio
$209K
SFC
584
SYM Financial Corp
Indiana
$208K
CIA
585
Capital Investment Advisors
Georgia
$207K
WANY
586
Wealthspire Advisors (New York)
New York
$206K
CI
587
CX Institutional
Indiana
$206K
PS
588
Principal Securities
Iowa
$203K
MMA
589
Miracle Mile Advisors
California
$203K
GCM
590
Graham Capital Management
Connecticut
$202K
SGK
591
Steigerwald Gordon & Koch
Virginia
$188K
HPC
592
HM Payson & Co
Maine
$184K
MMG
593
Monetary Management Group
Missouri
$184K
BNP Paribas Asset Management
594
BNP Paribas Asset Management
France
$183K
PTC
595
Private Trust Company
Ohio
$181K
CBT
596
Crews Bank & Trust
Florida
$180K
SFI
597
Siemens Fonds Invest
Germany
$177K
BC
598
Bayforest Capital
United Kingdom
$172K
OWP
599
ORG Wealth Partners
Texas
$169K
HI
600
Harbour Investments
Wisconsin
$161K