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