861 hedge funds and large institutions have $23.1B invested in Ameren in 2025 Q4 according to their latest regulatory filings, with 131 funds opening new positions, 334 increasing their positions, 235 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:

0.26% more ownership

Funds ownership: 85.26%85.52% (+0.26%)

4% less capital invested

Capital invested by funds: $24.1B → $23.1B (-$955M)

40% less call options, than puts

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

Holders
861
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
CSB
801
City State Bank
Iowa
$3.2K
RMC
802
Resources Management Corp
Connecticut
$3K
VFM
803
Vision Financial Markets
Connecticut
$2.9K
MSWM
804
Mowery & Schoenfeld Wealth Management
Illinois
$2.8K
TFA
805
Transamerica Financial Advisors
Florida
$2.8K
AWM
806
Abound Wealth Management
Tennessee
$2.77K
FHC
807
First Horizon Corporation
Tennessee
$2.6K
BAM
808
Bellevue Asset Management
Washington
$2.5K
SFAM
809
Sawyer Falduto Asset Management
Illinois
$2.34K
SFCL
810
Strengthening Families & Communities LLC
Massachusetts
$2.3K
DPW
811
DiNuzzo Private Wealth
Pennsylvania
$2.3K
PWPS
812
Pinnacle Wealth Planning Services
Ohio
$2.3K
BHWM
813
Bay Harbor Wealth Management
Maryland
$2.3K
JFGIW
814
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$2.2K
MCM
815
MV Capital Management
Maryland
$2.1K
HFS
816
Hughes Financial Services
Virginia
$2.1K
PCM
817
Penserra Capital Management
California
$2K
AW
818
Avion Wealth
Texas
$2K
WWM
819
Wolff Wiese Magana
California
$2K
S
820
Sachetta
Massachusetts
$1.9K
LB
821
Legacy Bridge
Iowa
$1.6K
HHCP
822
Hilton Head Capital Partners
South Carolina
$1.6K
FMP
823
Financial Management Professionals
Texas
$1.5K
FDW
824
Fourth Dimension Wealth
Ohio
$1.49K
HIA
825
Harbor Investment Advisory
Maryland
$1.4K