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
601
$164K
602
$163K
603
$159K
604
$157K
605
$153K
606
$152K
607
$145K
608
$137K
609
$133K
610
$133K
611
$133K
612
$132K
613
$131K
614
$129K
615
$126K
616
$123K
617
$123K
618
$118K
619
$115K
620
$112K
621
$109K
622
$105K
623
$105K
624
$104K
625
$102K