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923 hedge funds and large institutions have $25.7B invested in Ameren in 2026 Q1 according to their latest regulatory filings, with 125 funds opening new positions, 372 increasing their positions, 233 reducing their positions, and 61 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

5% more funds holding

Funds holding: 878923 (+45)

1.07% less ownership

Funds ownership: 85.71%84.64% (-1.1%)

33% less call options, than puts

Call options by funds: $12.8M | Put options by funds: $19.1M

Holders
923
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
$12.8M
Puts
$19.1M
Net Calls
Net Calls Change

Top Buyers

1 +$343M
2 +$182M
3 +$104M
4
BlackRock
BlackRock
New York
+$88.8M
5
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$75.8M
Name Holding Trade Value Shares
Change
Change in
Stake
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
301
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$1.91M
SGI
302
Summit Global Investments
Utah
$1.91M
RIL
303
Rothschild Investment LLC
Illinois
$1.88M
MSU
304
Mizuho Securities USA
New York
$1.84M
TT
305
TI-Trust
Illinois
$1.81M
SOAMC
306
Spirit of America Management Corp
New York
$1.81M
SMC
307
Smith, Moore & Co
Missouri
$1.8M
SFGM
308
Stonebridge Financial Group (Missouri)
Missouri
$1.78M
HIMCH
309
Hartford Investment Management Co (HIMCO)
Connecticut
$1.75M
Thrivent Financial for Lutherans
310
Thrivent Financial for Lutherans
Minnesota
$1.74M
P
311
&Partners
Tennessee
$1.73M
Nordea Investment Management
312
Nordea Investment Management
Sweden
$1.73M
Lido Advisors
313
Lido Advisors
California
$1.72M
VIM
314
Vinva Investment Management
Australia
$1.71M
CL
315
Choreo LLC
Illinois
$1.67M
VCM
316
Voleon Capital Management
California
$1.65M
JG
317
Jain Global
New York
$1.65M
SWP
318
Stratos Wealth Partners
Ohio
$1.65M
MYIA
319
Mount Yale Investment Advisors
Colorado
$1.65M
IWC
320
Integrated Wealth Concepts
Massachusetts
$1.65M
SFA
321
Sequoia Financial Advisors
Ohio
$1.64M
VWM
322
VCI Wealth Management
Missouri
$1.64M
UCMOK
323
United Capital Management of KS
Kansas
$1.64M
KTC
324
Kentucky Trust Company
Kentucky
$1.62M
LSERS
325
Louisiana State Employees Retirement System
Louisiana
$1.55M