917 hedge funds and large institutions have $25.7B invested in Ameren in 2026 Q1 according to their latest regulatory filings, with 126 funds opening new positions, 371 increasing their positions, 230 reducing their positions, and 62 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: 876917 (+41)

1.08% less ownership

Funds ownership: 85.7%84.62% (-1.1%)

33% less call options, than puts

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

Holders
917
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
HNWA
951
Henrickson Nauta Wealth Advisors
Michigan
HP
952
Havemeyer Place
Connecticut
IIM
953
IFC & Insurance Marketing
California
KBFS
954
Kohmann Bosshard Financial Services
Ohio
GAMC
955
Garner Asset Management Corp
Texas
EWA
956
EQ Wealth Advisors
Texas
SIM
957
Sentry Investment Management
Wisconsin
EW
958
Elyxium Wealth
California
ACM
959
Aster Capital Management
United Arab Emirates
OC
960
Optima Capital
Oregon
CIA
961
Cape Investment Advisory
Georgia
GAFA
962
Garton & Associates Financial Advisors
Kentucky
CTWM
963
Cherry Tree Wealth Management
Minnesota
AWA
964
Acumen Wealth Advisors
Tennessee
TH
965
TCTC Holdings
Texas
EPG
966
Estate Planners Group
Pennsylvania
UCB
967
United Community Bank
South Carolina
WWA
968
Wealth Watch Advisors
Colorado
HHMI
969
Howard Hughes Medical Institute
Maryland
CIAS
970
CBIZ Investment Advisory Services
Ohio
MSWM
971
Mowery & Schoenfeld Wealth Management
Illinois
SFCL
972
Strengthening Families & Communities LLC
Massachusetts
LB
973
Legacy Bridge
Iowa
GWM
974
Greenline Wealth Management
Florida
WW
975
Winnow Wealth
Texas