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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
Canada Pension Plan Investment Board
176
Canada Pension Plan Investment Board
Ontario, Canada
$7.85M
Zurich Cantonal Bank
177
Zurich Cantonal Bank
Switzerland
$7.71M
Susquehanna International Group
178
Susquehanna International Group
Pennsylvania
$7.68M
Commonwealth Equity Services
179
Commonwealth Equity Services
Massachusetts
$7.45M
MIM
180
MetLife Investment Management
New Jersey
$7.09M
VOYA Investment Management
181
VOYA Investment Management
Georgia
$7.01M
Focus Partners Wealth
182
Focus Partners Wealth
Massachusetts
$6.91M
QCM
183
QRG Capital Management
Illinois
$6.82M
ET
184
Entropy Technologies
New York
$6.7M
PNC Financial Services Group
185
PNC Financial Services Group
Pennsylvania
$6.64M
RAM
186
RWC Asset Management
United Kingdom
$6.63M
First Manhattan
187
First Manhattan
New York
$6.6M
OTL
188
Oak Thistle LLC
New York
$6.58M
Daiwa Securities Group
189
Daiwa Securities Group
Japan
$6.55M
Retirement Systems of Alabama
190
Retirement Systems of Alabama
Alabama
$6.45M
Stifel Financial
191
Stifel Financial
Missouri
$6.3M
BMSSC
192
B. Metzler seel. Sohn & Co
Germany
$6.16M
ZIM
193
Zacks Investment Management
Illinois
$6.16M
ProShare Advisors
194
ProShare Advisors
Maryland
$6.14M
BAM
195
Belpointe Asset Management
Nevada
$6.04M
Mirae Asset Global Investments
196
Mirae Asset Global Investments
South Korea
$5.93M
WP
197
Woodline Partners
California
$5.93M
Neuberger Berman Group
198
Neuberger Berman Group
New York
$5.9M
LSA
199
L & S Advisors
California
$5.84M
Nisa Investment Advisors
200
Nisa Investment Advisors
Missouri
$5.84M