871 hedge funds and large institutions have $23.1B invested in Ameren in 2025 Q4 according to their latest regulatory filings, with 137 funds opening new positions, 335 increasing their positions, 236 reducing their positions, and 70 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding

Funds holding:

0.44% more ownership

Funds ownership: 85.26%85.7% (+0.44%)

4% less capital invested

Capital invested by funds: $24.1B → $23.1B (-$908M)

40% less call options, than puts

Call options by funds: $19.8M | Put options by funds: $32.8M

Holders
871
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$19.8M
Puts
$32.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
CIAS
801
CBIZ Investment Advisory Services
Ohio
$3.99K
IAS
802
IMA Advisory Services
Colorado
$3.79K
TC
803
Trust Company
Kansas
$3.5K
AFC
804
Ares Financial Consulting
California
$3.5K
GWP
805
Gen-Wealth Partners
Michigan
$3.4K
ADL
806
Asset Dedication LLC
California
$3.3K
KFI
807
Key Financial Inc
Pennsylvania
$3.29K
GTAM
808
Global Trust Asset Management
Florida
$3.2K
CSB
809
City State Bank
Iowa
$3.2K
RMC
810
Resources Management Corp
Connecticut
$3K
VFM
811
Vision Financial Markets
Connecticut
$2.9K
MSWM
812
Mowery & Schoenfeld Wealth Management
Illinois
$2.8K
TFA
813
Transamerica Financial Advisors
Florida
$2.8K
AWM
814
Abound Wealth Management
Tennessee
$2.77K
FHC
815
First Horizon Corporation
Tennessee
$2.6K
BAM
816
Bellevue Asset Management
Washington
$2.5K
SFAM
817
Sawyer Falduto Asset Management
Illinois
$2.34K
SFCL
818
Strengthening Families & Communities LLC
Massachusetts
$2.3K
DPW
819
DiNuzzo Private Wealth
Pennsylvania
$2.3K
PWPS
820
Pinnacle Wealth Planning Services
Ohio
$2.3K
BHWM
821
Bay Harbor Wealth Management
Maryland
$2.3K
JFGIW
822
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$2.2K
MCM
823
MV Capital Management
Maryland
$2.1K
HFS
824
Hughes Financial Services
Virginia
$2.1K
PCM
825
Penserra Capital Management
California
$2K