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
401
$660K
402
$636K
403
$634K
404
$628K
405
$628K
406
$628K
407
$623K
408
$620K
409
$619K
410
$603K
411
$594K
412
$592K
413
$588K
414
$582K
415
$578K
416
$575K
417
$568K
418
$563K
419
$559K
420
$557K
421
$552K
422
$552K
423
$546K
424
$545K
425
$544K