811 hedge funds and large institutions have $24.1B invested in Ameren in 2025 Q3 according to their latest regulatory filings, with 97 funds opening new positions, 326 increasing their positions, 228 reducing their positions, and 65 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
811
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
4
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$15.4M
Puts
$4.12M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
ETC
351
Exchange Traded Concepts
Oklahoma
$947K
SC
352
Savant Capital
Illinois
$938K
HI
353
Horizon Investments
North Carolina
$937K
PP
354
Prudential plc
United Kingdom
$935K
PAM
355
Panagora Asset Management
Massachusetts
$933K
FPAS
356
Focus Partners Advisor Solutions
Missouri
$925K
ACP
357
Arcus Capital Partners
Georgia
$911K
AA
358
ALPS Advisors
Colorado
$910K
NMIMC
359
Northwestern Mutual Investment Management Company
Wisconsin
$900K
SC
360
Scotia Capital
Ontario, Canada
$895K
SPIA
361
Steward Partners Investment Advisory
New York
$893K
ALC
362
Alexander Labrunerie & Co
Missouri
$892K
MC
363
Machina Capital
France
$888K
EFSCE
364
Enterprise Financial Services Corp (EFSC)
Missouri
$868K
ACS
365
Archford Capital Strategies
Illinois
$859K
AC
366
Avestar Capital
New York
$858K
DILIC
367
Dai-ichi Life Insurance Company
Japan
$855K
JF
368
Jump Financial
Illinois
$847K
VRS
369
Virginia Retirement Systems
Virginia
$835K
OIA
370
OneDigital Investment Advisors
Kansas
$831K
AWE
371
Avidian Wealth Enterprises
Texas
$816K
PFS
372
Prospera Financial Services
Texas
$813K
CW
373
CreativeOne Wealth
Kansas
$777K
BBVA
374
Banco Bilbao Vizcaya Argentaria
Spain
$773K
LC
375
Lavaca Capital
Texas
$771K