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923 hedge funds and large institutions have $25.7B invested in Ameren in 2026 Q1 according to their latest regulatory filings, with 125 funds opening new positions, 372 increasing their positions, 233 reducing their positions, and 61 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

5% more funds holding

Funds holding: 878923 (+45)

1.07% less ownership

Funds ownership: 85.71%84.64% (-1.1%)

33% less call options, than puts

Call options by funds: $12.8M | Put options by funds: $19.1M

Holders
923
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$12.8M
Puts
$19.1M
Net Calls
Net Calls Change

Top Buyers

1 +$343M
2 +$182M
3 +$104M
4
BlackRock
BlackRock
New York
+$88.8M
5
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$75.8M
Name Holding Trade Value Shares
Change
Change in
Stake
TPWA
801
Twin Peaks Wealth Advisors
California
$16.9K
SIC
802
SJS Investment Consulting
Ohio
$16.8K
CWM
803
Cranbrook Wealth Management
Michigan
$16.5K
Optiver Holding
804
Optiver Holding
Netherlands
$16.4K
OA
805
Operose Advisors
Wisconsin
$16.2K
C
806
Covestor
United Kingdom
$16K
JWM
807
JPL Wealth Management
Colorado
$15.1K
EP
808
Essential Partners
California
$14.2K
BGA
809
Battery Global Advisors
Massachusetts
$14K
FPB
810
First PREMIER Bank
South Dakota
$14K
BGAI
811
Bruce G. Allen Investments
Colorado
$13.1K
SEP
812
Signature Equity Partners
Ohio
$12.9K
DJSG
813
D.J. St. Germain
Massachusetts
$12.3K
BW
814
Basepoint Wealth
Iowa
$12.2K
GBT
815
Grove Bank & Trust
Florida
$12.2K
KAS
816
Kemnay Advisory Services
New York
$12.2K
JWA
817
JFS Wealth Advisors
Pennsylvania
$11.7K
GI
818
GS Investments
Minnesota
$11.3K
PSFG
819
Park Square Financial Group
Georgia
$11.3K
MCM
820
Manchester Capital Management
Vermont
$11.1K
CT
821
Caldwell Trust
Florida
$11K
ECA
822
Elevated Capital Advisors
Utah
$11K
FGA
823
Fortis Group Advisors
New Jersey
$11K
GGI
824
Godsey & Gibb Inc
Virginia
$11K
HSA
825
Hussman Strategic Advisors
Maryland
$11K