871 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%85.7% (+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
871
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
CT
776
Caldwell Trust
Florida
$9.99K
NSG
777
Nalls Sherbakoff Group
Tennessee
$9.99K
HSA
778
Hussman Strategic Advisors
Maryland
$9.99K
FGA
779
Fortis Group Advisors
New Jersey
$9.99K
MO
780
McMillan Office
Michigan
$9.99K
ECA
781
Elevated Capital Advisors
Utah
$9.99K
CFS
782
CGC Financial Services
Oregon
$9.49K
RA
783
Ransom Advisory
Rhode Island
$8.09K
SS
784
SBI Securities
Japan
$7.29K
PWMG
785
Private Wealth Management Group
New Jersey
$7.19K
KG
786
Kilter Group
New York
$7.19K
BIA
787
Bell Investment Advisors
California
$6.89K
RF
788
Rossby Financial
Florida
$6.59K
LFASL
789
Lugano Financial Advisors SA (LFA)
Switzerland
$6.39K
SIC
790
SJS Investment Consulting
Ohio
$5.99K
HHMI
791
Howard Hughes Medical Institute
Maryland
$5.79K
TWD
792
True Wealth Design
Ohio
$5.59K
AIA
793
Aventus Investment Advisors
Florida
$5.19K
ME
794
McIlrath & Eck
Washington
$5.19K
PPC
795
Park Place Capital
Alabama
$5.09K
VWA
796
VSM Wealth Advisory
Maryland
$5.06K
RFA
797
Reyes Financial Architecture
California
$4.99K
SC
798
SouthState Corp
Florida
$4.69K
CFG
799
Clayton Financial Group
Missouri
$4.69K
ST
800
Smithfield Trust
Pennsylvania
$4K