870 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%85.69% (+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
870
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
QWM
851
Quaker Wealth Management
New Jersey
$600
CT
852
Colonial Trust
South Carolina
$599
ACA
853
American Capital Advisory
Idaho
$500
NL
854
NVWM LLC
Pennsylvania
$499
LIA
855
Luken Investment Analytics
Tennessee
$499
ACA
856
Atlas Capital Advisors
Wyoming
$499
TFM
857
TFC Financial Management
Massachusetts
$400
NL
858
NorthAvenue LLC
Ohio
$400
DWM
859
Dogwood Wealth Management
Kansas
$399
TPBG
860
Turning Point Benefit Group
Maryland
$399
Kayne Anderson Rudnick Investment Management
861
Kayne Anderson Rudnick Investment Management
California
$399
HNW
862
High Note Wealth
Minnesota
$300
SA
863
Seneschal Advisors
Washington
$300
DCM
864
Davis Capital Management
Florida
$200
WBC
865
West Branch Capital
Massachusetts
$200
DF
866
DecisionPoint Financial
Arizona
$200
MI
867
Motiv8 Investments
Florida
$178
RS
868
Rakuten Securities
Japan
$100
MMCM
869
Murphy & Mullick Capital Management
New York
$100
Voloridge Investment Management
870
Voloridge Investment Management
Florida
Adage Capital Partners
871
Adage Capital Partners
Massachusetts
HF
872
HRT Financial
New York
BGM
873
Burkehill Global Management
New York
Zurich Cantonal Bank
874
Zurich Cantonal Bank
Switzerland
AP
875
Advisors Preferred
Maryland