876 hedge funds and large institutions have $23.2B invested in Ameren in 2025 Q4 according to their latest regulatory filings, with 139 funds opening new positions, 336 increasing their positions, 238 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 → $23.2B (-$906M)

40% less call options, than puts

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

Holders
876
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
JFGIW
826
Johnson Financial Group Inc (Wisconsin)
Wisconsin
$2.2K
MCM
827
MV Capital Management
Maryland
$2.1K
HFS
828
Hughes Financial Services
Virginia
$2.1K
PCM
829
Penserra Capital Management
California
$2K
AW
830
Avion Wealth
Texas
$2K
WWM
831
Wolff Wiese Magana
California
$2K
S
832
Sachetta
Massachusetts
$1.9K
SG
833
Sankala Group
Colorado
$1.7K
HHCP
834
Hilton Head Capital Partners
South Carolina
$1.6K
LB
835
Legacy Bridge
Iowa
$1.6K
FMP
836
Financial Management Professionals
Texas
$1.5K
FDW
837
Fourth Dimension Wealth
Ohio
$1.49K
HIA
838
Harbor Investment Advisory
Maryland
$1.4K
PWA
839
Principia Wealth Advisory
Texas
$1.4K
GWM
840
Greenline Wealth Management
Florida
$1.4K
CA
841
Crewe Advisors
Utah
$1.3K
RTL
842
Red Tortoise LLC
Georgia
$1.3K
DF
843
Dunhill Financial
United Kingdom
$1.2K
RWM
844
Rialto Wealth Management
New York
$1.2K
WA
845
WestEnd Advisors
North Carolina
$1.2K
CFM
846
Cornerstone Financial Management
Massachusetts
$1.1K
VNA
847
Valley National Advisers
Pennsylvania
$1K
LSA
848
Leonteq Securities AG
Switzerland
$999
1CP
849
1015 Capital Partners
Pennsylvania
$999
TSMHT
850
Thurston Springer Miller Herd & Titak
Indiana
$998