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823 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, 332 increasing their positions, 227 reducing their positions, and 64 closing their positions.

New
Increased
Maintained
Reduced
Closed

274% more call options, than puts

Call options by funds: $15.4M | Put options by funds: $4.12M

52% more first-time investments, than exits

New positions opened: 97 | Existing positions closed: 64

46% more repeat investments, than reductions

Existing positions increased: 332 | Existing positions reduced: 227

8% more capital invested

Capital invested by funds: $22.2B → $24.1B (+$1.84B)

3% more funds holding

Funds holding: 799823 (+24)

0.34% less ownership

Funds ownership: 85.6%85.26% (-0.34%)

33% less funds holding in top 10

Funds holding in top 10: 64 (-2)

Holders
823
Holders Change
+24
Holders Change %
+3%
% of All Funds
10.8%
Holding in Top 10
4
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
97
Increased
332
Reduced
227
Closed
64
Calls
$15.4M
Puts
$4.12M
Net Calls
+$11.3M
Net Calls Change
+$561K
Name Holding Trade Value Shares
Change
Change in
Stake
Mitsubishi UFJ Asset Management
51
Mitsubishi UFJ Asset Management
Japan
$56.8M +$2.74M +27,461 +5%
AQR Capital Management
52
AQR Capital Management
Connecticut
$51.3M +$22.2M +222,886 +83%
CVA
53
Ceredex Value Advisors
Florida
$50.5M -$33.7M -338,037 -41%
GF
54
Gabelli Funds
New York
$50.4M -$489K -4,900 -1%
RhumbLine Advisers
55
RhumbLine Advisers
Massachusetts
$49.3M +$433K +4,336 +0.9%
Amundi
56
Amundi
France
$49.2M +$14.9M +149,502 +47%
HSBC Holdings
57
HSBC Holdings
United Kingdom
$46.6M +$51.3K +514 +0.1%
Voloridge Investment Management
58
Voloridge Investment Management
Florida
$40.8M +$12.1M +120,833 +45%
Prudential Financial
59
Prudential Financial
New Jersey
$40.6M +$20M +200,278 +106%
Royal Bank of Canada
60
Royal Bank of Canada
Ontario, Canada
$40.1M +$2.79M +27,916 +8%
CIBC Private Wealth Group
61
CIBC Private Wealth Group
Georgia
$39.4M -$5.53M -55,419 -13%
GIA
62
Gateway Investment Advisers
Ohio
$35.9M -$269K -2,695 -0.8%
Bank of Montreal
63
Bank of Montreal
Ontario, Canada
$35.5M +$1.54M +15,473 +5%
National Pension Service
64
National Pension Service
South Korea
$35M +$239K +2,397 +0.7%
California State Teachers Retirement System (CalSTRS)
65
California State Teachers Retirement System (CalSTRS)
California
$34.6M +$806K +8,079 +2%
Principal Financial Group
66
Principal Financial Group
Iowa
$33.1M -$336K -3,366 -1%
Citigroup
67
Citigroup
New York
$32.1M +$1.12M +11,220 +4%
Victory Capital Management
68
Victory Capital Management
Texas
$31.6M +$691K +6,924 +2%
CCM
69
Chilton Capital Management
Texas
$31.4M +$500K +5,006 +2%
SEI Investments
70
SEI Investments
Pennsylvania
$30.8M -$7.44M -74,511 -20%
Schroder Investment Management Group
71
Schroder Investment Management Group
United Kingdom
$30.7M -$1.93M -19,362 -6%
EIP
72
Energy Income Partners
Connecticut
$30.4M +$106K +1,058 +0.4%
Russell Investments Group
73
Russell Investments Group
United Kingdom
$29.3M +$1.38M +13,783 +5%
WorldQuant Millennium Advisors
74
WorldQuant Millennium Advisors
New York
$29.1M +$18.1M +181,529 +186%
Hudson Bay Capital Management
75
Hudson Bay Capital Management
Connecticut
$29M -$7.53M -75,407 -21%

AEE Hedge Fund Activity: Q3 2025 in Review

823 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Ameren (AEE) for Q3 2025, worth a combined $24.1B — up 8.3% from $22.2B a quarter earlier.

Buyers outnumbered sellers: 97 funds opened new AEE positions and 64 closed out — a net gain of 33 holders — while 332 added to existing stakes and 227 trimmed.

The largest buyer was JP Morgan Chase, adding an estimated $166M. The largest seller was Goldman Sachs, cutting an estimated $232M.

  • 823 institutional investors held Ameren (AEE) as of Q3 2025, up from 799 in Q2 2025.
  • Funds reported $24.1B of Ameren stock for Q3 2025, up 8.3% quarter-over-quarter.
  • 97 funds opened new Ameren positions in Q3 2025 and 64 closed out, a net change of +33 holders.
  • The largest Ameren buyer in Q3 2025 was JP Morgan Chase, an estimated $166M added.
  • The largest Ameren seller in Q3 2025 was Goldman Sachs, an estimated $232M sold.

Based on aggregated 13F filings for Q3 2025.