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
WA
851
Whipplewood Advisors
Colorado
$899
UFF
852
USA Financial Formulas
Michigan
$799
HIA
853
HFM Investment Advisors
New Jersey
$700
WW
854
Winnow Wealth
Texas
$700
AG
855
AmeriFlex Group
Nevada
$699
AP
856
Aspect Partners
Virginia
$699
QWM
857
Quaker Wealth Management
New Jersey
$600
CT
858
Colonial Trust
South Carolina
$599
ACA
859
American Capital Advisory
Idaho
$500
NL
860
NVWM LLC
Pennsylvania
$499
ACA
861
Atlas Capital Advisors
Wyoming
$499
LIA
862
Luken Investment Analytics
Tennessee
$499
TFM
863
TFC Financial Management
Massachusetts
$400
NL
864
NorthAvenue LLC
Ohio
$400
DWM
865
Dogwood Wealth Management
Kansas
$399
Kayne Anderson Rudnick Investment Management
866
Kayne Anderson Rudnick Investment Management
California
$399
TPBG
867
Turning Point Benefit Group
Maryland
$399
HNW
868
High Note Wealth
Minnesota
$300
SA
869
Seneschal Advisors
Washington
$300
DCM
870
Davis Capital Management
Florida
$200
WBC
871
West Branch Capital
Massachusetts
$200
DF
872
DecisionPoint Financial
Arizona
$200
MI
873
Motiv8 Investments
Florida
$178
RS
874
Rakuten Securities
Japan
$100
MMCM
875
Murphy & Mullick Capital Management
New York
$100