806 hedge funds and large institutions have $24B invested in Ameren in 2025 Q3 according to their latest regulatory filings, with 98 funds opening new positions, 323 increasing their positions, 226 reducing their positions, and 63 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
806
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
GKIM
701
GW&K Investment Management
Massachusetts
$16K
STB
702
S&T Bank
Pennsylvania
$15.9K
CWM
703
Cranbrook Wealth Management
Michigan
$15.7K
RA
704
Rise Advisors
New York
$15.2K
LI
705
LRI Investments
Florida
$14.3K
JWM
706
JPL Wealth Management
Colorado
$13.8K
MAM
707
Meeder Asset Management
Ohio
$13.3K
FDW
708
Fourth Dimension Wealth
Ohio
$13.2K
BGA
709
Battery Global Advisors
Massachusetts
$13.1K
FPB
710
First PREMIER Bank
South Dakota
$13K
BGAI
711
Bruce G. Allen Investments
Colorado
$12.4K
GFM
712
GF Fund Management
China
$12.3K
DJSG
713
D.J. St. Germain
Massachusetts
$11.7K
GBT
714
Grove Bank & Trust
Florida
$11.6K
GI
715
GS Investments
Minnesota
$10.8K
JWA
716
JFS Wealth Advisors
Pennsylvania
$10.6K
GGI
717
Godsey & Gibb Inc
Virginia
$10.4K
TCOV
718
Trust Company of Vermont
Vermont
$10.4K
HSA
719
Hussman Strategic Advisors
Maryland
$10.4K
FGA
720
Fortis Group Advisors
New Jersey
$10.4K
CT
721
Caldwell Trust
Florida
$10.4K
CFS
722
CGC Financial Services
Oregon
$9.92K
WAM
723
WFA Asset Management
Wisconsin
$9.4K
WA
724
WPG Advisers
Maryland
$8.14K
PWMG
725
Private Wealth Management Group
New Jersey
$7.52K