803 hedge funds and large institutions have $22.3B invested in Ameren in 2025 Q1 according to their latest regulatory filings, with 136 funds opening new positions, 312 increasing their positions, 211 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
803
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
751
$5.12K
752
$5.02K
753
$5.02K
754
$5K
755
$4.92K
756
$3.82K
757
$3.51K
758
$3.51K
759
$3.41K
760
$3.32K
761
$3.31K
762
$3.21K
763
$3.21K
764
$3.21K
765
$3.21K
766
$2.91K
767
$2.91K
768
$2.61K
769
$2.61K
770
$2.51K
771
$2.41K
772
$2.21K
773
$2.2K
774
$2.11K
775
$2.01K