805 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
805
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
551
$253K
552
$253K
553
$251K
554
$249K
555
$247K
556
$245K
557
$239K
558
$239K
559
$236K
560
$236K
561
$235K
562
$233K
563
$232K
564
$231K
565
$230K
566
$229K
567
$227K
568
$223K
569
$222K
570
$222K
571
$221K
572
$221K
573
$221K
574
$221K
575
$218K