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
GIA
726
GHP Investment Advisors
Colorado
$66.2K
TF
727
Tompkins Financial
New York
$66K
CB
728
CNB Bank
Pennsylvania
$65K
QC
729
Quent Capital
New York
$63.6K
CMA
730
Cedar Mountain Advisors
Oregon
$63.3K
Walleye Capital
731
Walleye Capital
New York
$60.9K
BCV
732
Banque Cantonale Vaudoise
Switzerland
$60K
CPG
733
Cornerstone Planning Group
New Jersey
$56.8K
GPFA
734
Game Plan Financial Advisors
Ohio
$55K
WT
735
Whittier Trust
California
$54.3K
FDCP
736
Foster Dykema Cabot & Partners
Massachusetts
$53.5K
TFIPS
737
Towarzystwo Funduszy Inwestycyjnych PZU SA
$52.8K
EWP
738
Elevation Wealth Partners
California
$49.6K
BF
739
BOK Financial
Oklahoma
$47K
CCWM
740
Cassaday & Co Wealth Management
Virginia
$45.8K
FFO
741
Fortitude Family Office
Arizona
$45.4K
JSAM
742
J. Safra Asset Management
New York
$44.8K
HWA
743
Heritage Wealth Advisors
Virginia
$44.8K
AA
744
Ancora Advisors
Ohio
$44.3K
PMFA
745
Plante Moran Financial Advisors
Michigan
$44K
OCWP
746
Owl Creek Wealth Partners
Colorado
$40K
MAM
747
Meeder Asset Management
Ohio
$38.9K
AAG
748
Armstrong Advisory Group
Massachusetts
$38.5K
HWP
749
Highline Wealth Partners
California
$38K
WAG
750
Wiser Advisor Group
Arizona
$37K