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944 hedge funds and large institutions have $27.6B invested in Ameren in 2026 Q2 according to their latest regulatory filings, with 109 funds opening new positions, 399 increasing their positions, 245 reducing their positions, and 78 closing their positions.

New
Increased
Maintained
Reduced
Closed

77% more call options, than puts

Call options by funds: $18M | Put options by funds: $10.1M

63% more repeat investments, than reductions

Existing positions increased: 399 | Existing positions reduced: 245

40% more first-time investments, than exits

New positions opened: 109 | Existing positions closed: 78

8% more capital invested

Capital invested by funds: $25.7B → $27.6B (+$1.95B)

3.7% more ownership

Funds ownership: 84.65%88.35% (+3.7%)

2% more funds holding

Funds holding: 928944 (+16)

14% less funds holding in top 10

Funds holding in top 10: 76 (-1)

Holders
944
Holders Change
+16
Holders Change %
+1.72%
% of All Funds
11.4%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.07%
New
109
Increased
399
Reduced
245
Closed
78
Calls
$18M
Puts
$10.1M
Net Calls
+$7.86M
Net Calls Change
+$14.1M
Name Holding Trade Value Shares
Change
Change in
Stake
Mitsubishi UFJ Asset Management
51
Mitsubishi UFJ Asset Management
Japan
$75.3M +$4.8M +43,445 +7%
Sumitomo Mitsui Trust Group
52
Sumitomo Mitsui Trust Group
Japan
$73.7M +$445K +4,031 +0.6%
HA
53
Homestead Advisers
Virginia
$72.3M +$188K +1,700 +0.3%
CC
54
Covalis Capital
United Kingdom
$71.2M +$69.6M +629,746 New
First Trust Advisors
55
First Trust Advisors
Illinois
$69.7M -$9.02M -81,652 -12%
Treasurer of the State of North Carolina
56
Treasurer of the State of North Carolina
North Carolina
$67.8M +$51M +461,156 +332%
Vanguard Global Advisers
57
Vanguard Global Advisers
Pennsylvania
$67.6M -$757K -6,848 -1%
Vanguard Asset Management
58
Vanguard Asset Management
$66.5M +$8.02M +72,594 +14%
EIP
59
Energy Income Partners
Connecticut
$66.5M +$6.68M +60,490 +11%
Caisse de Depot et Placement du Quebec (CDPQ)
60
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$62.2M -$48.8M -441,195 -44%
UM
61
UniSuper Management
Australia
$62.2M +$278K +2,514 +0.5%
Manulife (Manufacturers Life Insurance)
62
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$61.5M -$3.77M -34,154 -6%
Balyasny Asset Management
63
Balyasny Asset Management
Illinois
$61.3M -$22.3M -201,708 -27%
QCM
64
Quantinno Capital Management
New York
$61.2M +$19.9M +179,786 +50%
Amundi
65
Amundi
France
$59.8M -$43.2M -390,677 -42%
COPPSERS
66
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$56.9M -$4.04M -36,530 -7%
Citigroup
67
Citigroup
New York
$55.6M +$18.3M +165,590 +51%
BNP Paribas Financial Markets
68
BNP Paribas Financial Markets
France
$54.9M +$14.6M +132,131 +37%
California Public Employees Retirement System
69
California Public Employees Retirement System
California
$54.7M -$12.5M -113,562 -19%
GF
70
Gabelli Funds
New York
$54.5M
HSBC Holdings
71
HSBC Holdings
United Kingdom
$54.5M +$5.44M +49,223 +11%
RhumbLine Advisers
72
RhumbLine Advisers
Massachusetts
$52.5M +$513K +4,645 +1%
Russell Investments Group
73
Russell Investments Group
United Kingdom
$51.8M +$17.6M +159,667 +53%
Renaissance Technologies
74
Renaissance Technologies
New York
$49.5M +$16.6M +150,000 +52%
HHAM
75
HITE Hedge Asset Management
Massachusetts
$47.1M -$656K -5,938 -1%

AEE Hedge Fund Activity: Q2 2026 in Review

944 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in Ameren (AEE) for Q2 2026, worth a combined $27.6B — up 7.6% from $25.7B a quarter earlier.

Buyers outnumbered sellers: 109 funds opened new AEE positions and 78 closed out — a net gain of 31 holders — while 399 added to existing stakes and 245 trimmed.

The largest buyer was T. Rowe Price Investment Management, adding an estimated $508M. The largest seller was Qube Research & Technologies (QRT), cutting an estimated $120M.

  • 944 institutional investors held Ameren (AEE) as of Q2 2026, up from 928 in Q1 2026.
  • Funds reported $27.6B of Ameren stock for Q2 2026, up 7.6% quarter-over-quarter.
  • 109 funds opened new Ameren positions in Q2 2026 and 78 closed out, a net change of +31 holders.
  • The largest Ameren buyer in Q2 2026 was T. Rowe Price Investment Management, an estimated $508M added.
  • The largest Ameren seller in Q2 2026 was Qube Research & Technologies (QRT), an estimated $120M sold.

Based on aggregated 13F filings for Q2 2026.