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
AIM
776
Anchor Investment Management
South Carolina
$23.6K
SCM
777
Silvant Capital Management
Georgia
$23.5K
CFD
778
Creative Financial Designs
Indiana
$23.4K
PWMG
779
Prestige Wealth Management Group
New Jersey
$22.3K
HBW
780
Hazlett, Burt & Watson
West Virginia
$22K
BA
781
Ballast Advisors
Minnesota
$22K
BWL
782
Bogart Wealth LLC
Virginia
$22K
USB
783
Union Savings Bank
Connecticut
$22K
CSC
784
Caldwell Sutter Capital
California
$21.2K
ANBT
785
American National Bank & Trust
Texas
$20.2K
KFAS
786
Keating Financial Advisory Services
Kansas
$20.1K
CFFP
787
Center for Financial Planning
Michigan
$19.9K
MA
788
MCF Advisors
Kentucky
$19.9K
FMII
789
Farmers & Merchants Investments Inc
Nebraska
$19.8K
B
790
Birchbrook
Maine
$19.7K
MSG
791
Main Street Group
Virginia
$19.5K
SS
792
SBI Securities
Japan
$19K
IAAG
793
Innovative Asset Advisors Group
Connecticut
$18.7K
GKIM
794
GW&K Investment Management
Massachusetts
$17K
EF
795
Entrust Financial
Pennsylvania
$16.9K
TPWA
796
Twin Peaks Wealth Advisors
California
$16.9K
SIC
797
SJS Investment Consulting
Ohio
$16.8K
CWM
798
Cranbrook Wealth Management
Michigan
$16.5K
Optiver Holding
799
Optiver Holding
Netherlands
$16.4K
OA
800
Operose Advisors
Wisconsin
$16.2K