807 hedge funds and large institutions have $22.3B invested in Ameren in 2025 Q1 according to their latest regulatory filings, with 135 funds opening new positions, 312 increasing their positions, 213 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
807
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
$12.5M
Puts
$11.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
776
$2.2K
777
$2.11K
778
$2.01K
779
$2.01K
780
$1.91K
781
$1.81K
782
$1.71K
783
$1.51K
784
$1.51K
785
$1.51K
786
$1.3K
787
$1.21K
788
$1.03K
789
$1K
790
$1K
791
$771
792
$703
793
$619
794
$602
795
$602
796
$592
797
$502
798
$502
799
$502
800
$402