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
TPBG
851
Turning Point Benefit Group
Maryland
$399
Kayne Anderson Rudnick Investment Management
852
Kayne Anderson Rudnick Investment Management
California
$399
HNW
853
High Note Wealth
Minnesota
$300
SA
854
Seneschal Advisors
Washington
$300
DCM
855
Davis Capital Management
Florida
$200
WBC
856
West Branch Capital
Massachusetts
$200
DF
857
DecisionPoint Financial
Arizona
$200
MI
858
Motiv8 Investments
Florida
$178
RS
859
Rakuten Securities
Japan
$100
MMCM
860
Murphy & Mullick Capital Management
New York
$100
Voloridge Investment Management
861
Voloridge Investment Management
Florida
Adage Capital Partners
862
Adage Capital Partners
Massachusetts
HF
863
HRT Financial
New York
BGM
864
Burkehill Global Management
New York
Zurich Cantonal Bank
865
Zurich Cantonal Bank
Switzerland
AP
866
Advisors Preferred
Maryland
SW
867
SteelPeak Wealth
California
OQS
868
Occudo Quantitative Strategies
Florida
CIBC World Market
869
CIBC World Market
Ontario, Canada
AIM
870
Ausbil Investment Management
Australia
DS
871
DRW Securities
Illinois
GP
872
Gallo Partners
New Jersey
FBFS
873
First Business Financial Services
Wisconsin
YIH
874
Y-Intercept (HK)
Hong Kong
EF
875
Empowered Funds
Pennsylvania