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
476
$371K
477
$369K
478
$368K
479
$368K
480
$368K
481
$366K
482
$365K
483
$361K
484
$361K
485
$361K
486
$356K
487
$356K
488
$348K
489
$346K
490
$344K
491
$341K
492
$339K
493
$338K
494
$337K
495
$331K
496
$327K
497
$324K
498
$323K
499
$322K
500
$321K