788 hedge funds and large institutions have $22.2B invested in Ameren in 2025 Q2 according to their latest regulatory filings, with 93 funds opening new positions, 338 increasing their positions, 218 reducing their positions, and 89 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
788
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$15.3M
Puts
$4.51M
Net Calls
Net Calls Change

Top Sellers

1 -$67.1M
2 -$55.1M
3 -$43M
4
ZP
Zimmer Partners
New York
-$33.4M
5
First Trust Advisors
First Trust Advisors
Illinois
-$32.1M
Name Holding Trade Value Shares
Change
Change in
Stake
TCM
401
Twin Capital Management
Pennsylvania
$543K
CAM
402
Cresset Asset Management
Illinois
$537K
JCM
403
Jag Capital Management
Missouri
$536K
DP
404
Dearborn Partners
Illinois
$535K
MM
405
MQS Management
New York
$534K
FC
406
FORA Capital
Florida
$531K
CA
407
Clearstead Advisors
Ohio
$526K
FBT
408
First Bank & Trust
South Dakota
$519K
PA
409
Parallel Advisors
California
$510K
AssetMark Inc
410
AssetMark Inc
California
$504K
FFA
411
Farther Finance Advisors
California
$504K
FDS
412
First Dallas Securities
Texas
$502K
HBT
413
Heartland Bank & Trust
Illinois
$497K
QT
414
Quantbot Technologies
New York
$495K
Assenagon Asset Management
415
Assenagon Asset Management
Luxembourg
$495K
DSA
416
Droms Strauss Advisors
Missouri
$493K
AIMCA
417
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$493K
FDCDDQ
418
Federation des caisses Desjardins du Quebec
Quebec, Canada
$492K
BFG
419
Berger Financial Group
Minnesota
$489K
BBVA
420
Banco Bilbao Vizcaya Argentaria
Spain
$487K
CAM
421
Cozad Asset Management
Illinois
$487K
FMWA
422
Forvis Mazars Wealth Advisors
Missouri
$483K
BHCM
423
Brevan Howard Capital Management
Jersey
$481K
KPWS
424
Kestra Private Wealth Services
Texas
$481K
GAM
425
GEM Asset Management
Michigan
$477K