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
GIA
651
GHP Investment Advisors
Colorado
$52.2K
GPFA
652
Game Plan Financial Advisors
Ohio
$52.2K
WT
653
Whittier Trust
California
$50.5K
TFIPS
654
Towarzystwo Funduszy Inwestycyjnych PZU SA
$50.1K
CPG
655
Cornerstone Planning Group
New Jersey
$49.4K
HFS
656
Hantz Financial Services
Michigan
$49K
SSG
657
Summit Securities Group
New York
$48.7K
DMBA
658
Deseret Mutual Benefit Administrators
Utah
$44.9K
PFA
659
Pathway Financial Advisers
Indiana
$44.2K
EWP
660
Elevation Wealth Partners
California
$43.4K
PMFA
661
Plante Moran Financial Advisors
Michigan
$42.8K
BF
662
BOK Financial
Oklahoma
$42.7K
RIM
663
Rakuten Investment Management
Japan
$38.1K
SS
664
Sunbelt Securities
Texas
$37.2K
AAG
665
Armstrong Advisory Group
Massachusetts
$36.5K
FFO
666
Fortitude Family Office
Arizona
$35.8K
OP
667
ORG Partners
Indiana
$35.8K
WAG
668
Wiser Advisor Group
Arizona
$35.2K
HWM
669
Hemington Wealth Management
Virginia
$33K
OCM
670
Osterweis Capital Management
California
$32K
MTIC
671
Missouri Trust & Investment Company
Missouri
$31.3K
CB
672
Centennial Bank
Arkansas
$31.3K
RF
673
Roxbury Financial
New Jersey
$30.2K
HIIFS
674
Harel Insurance Investments & Financial Services
Israel
$29K
KHC
675
Koesten Hirschmann & Crabtree
Kansas
$28.7K