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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
Mercer Global Advisors
226
Mercer Global Advisors
Colorado
$4.53M +$708K +6,408 +19%
CIA
227
Concurrent Investment Advisors
Florida
$4.52M +$2.4M +21,744 +119%
Man Group
228
Man Group
United Kingdom
$4.49M -$14.7M -132,858 -77%
Capital Fund Management (CFM)
229
Capital Fund Management (CFM)
France
$4.47M +$2.13M +19,239 +95%
SMDAM
230
Sumitomo Mitsui DS Asset Management
Japan
$4.42M +$100K +906 +2%
NYLIM
231
New York Life Investment Management
New York
$4.36M +$27.2K +246 +0.6%
HAI
232
Hennessy Advisors Inc
California
$4.3M +$332K +3,000 +9%
HWAM
233
Hennion & Walsh Asset Management
New Jersey
$4.29M +$315K +2,854 +8%
DADC
234
D.A. Davidson & Co
Montana
$4.24M -$16.6K -150 -0.4%
Susquehanna International Group
235
Susquehanna International Group
Pennsylvania
$4.22M -$3.6M -32,584 -47%
NAM
236
Nissay Asset Management
Japan
$4.21M +$236K +2,136 +6%
Mariner
237
Mariner
Kansas
$4.2M -$5.2M -47,063 -56%
HighTower Advisors
238
HighTower Advisors
Illinois
$4.19M -$623K -5,641 -13%
YCM
239
Yousif Capital Management
Michigan
$4.18M -$218K -1,969 -5%
DL
240
Dockside LLC
New York
$4.15M +$4.06M +36,718 New
Los Angeles Capital Management
241
Los Angeles Capital Management
California
$4.13M -$218K -1,971 -5%
Mackenzie Financial
242
Mackenzie Financial
Ontario, Canada
$3.99M +$90.9K +823 +2%
NAS
243
Nykredit A/S
Denmark
$3.98M +$3.89M +35,227 New
GC
244
Guggenheim Capital
Illinois
$3.93M +$292K +2,638 +8%
KBC Group
245
KBC Group
Belgium
$3.91M +$7.29K +66 +0.2%
OPERF
246
Oregon Public Employees Retirement Fund
Oregon
$3.85M +$260K +2,349 +7%
MC
247
Machina Capital
France
$3.83M +$1.35M +12,194 +56%
NS
248
NBC Securities
Alabama
$3.83M -$128K -1,156 -3%
LFIA
249
Legacy Financial Independent Advisors
Kentucky
$3.79M -$473K -4,284 -11%
Vanguard Personalized Indexing Management
250
Vanguard Personalized Indexing Management
California
$3.71M +$277K +2,503 +8%

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.