781 hedge funds and large institutions have $22.1B invested in Ameren in 2025 Q2 according to their latest regulatory filings, with 93 funds opening new positions, 336 increasing their positions, 215 reducing their positions, and 89 closing their positions.

Holders
781
Holders Change
-16
Holders Change %
-2.01%
% of All Funds
10.49%
Holding in Top 10
6
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-14.29%
% of All Funds
0.08%
New
93
Increased
336
Reduced
215
Closed
89
Calls
$12.9M
Puts
$3.38M
Net Calls
+$9.49M
Net Calls Change
+$8.31M
Name Market Value Shares Shares
Change
Shares
Change %
Jennison Associates
26
Jennison Associates
New York
$161M 1,671,527 -20,588 -1%
ECM
27
ExodusPoint Capital Management
New York
$160M 1,663,618 -4,780 -0.3%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$148M 1,540,256 -78,629 -5%
UBS AM
29
UBS AM
Illinois
$146M 1,525,348 +263,256 +21%
DPIM
30
Duff & Phelps Investment Management
Illinois
$134M 1,397,244 -614 -0%
SCP
31
Soroban Capital Partners
New York
$132M 1,378,981 +250,467 +22%
Caisse de Depot et Placement du Quebec (CDPQ)
32
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$125M 1,297,900 -573,475 -31%
UBS Group
33
UBS Group
Switzerland
$122M 1,274,681 -58,513 -4%
Barclays
34
Barclays
United Kingdom
$118M 1,231,412 +40,193 +3%
Dimensional Fund Advisors
35
Dimensional Fund Advisors
Texas
$103M 1,070,179 +15,449 +1%
California Public Employees Retirement System
36
California Public Employees Retirement System
California
$97.3M 1,013,613 -174,755 -15%
Point72 Asset Management
37
Point72 Asset Management
Connecticut
$88.7M 923,465 +923,465 New
First Trust Advisors
38
First Trust Advisors
Illinois
$86.7M 902,531 -334,385 -27%
Marshall Wace
39
Marshall Wace
United Kingdom
$82M 853,943 +154,925 +22%
CVA
40
Ceredex Value Advisors
Florida
$78.9M 821,830 +316,923 +63%
Swiss National Bank
41
Swiss National Bank
Switzerland
$78.5M 817,800 +65,000 +9%
ZP
42
Zimmer Partners
New York
$72.5M 755,345 -348,038 -32%
Deutsche Bank
43
Deutsche Bank
Germany
$70.8M 737,435 +63,845 +9%
UM
44
UniSuper Management
Australia
$63.4M 660,103 +120,071 +22%
HHAM
45
HITE Hedge Asset Management
Massachusetts
$63.4M 659,881 -82,830 -11%
Sumitomo Mitsui Trust Group
46
Sumitomo Mitsui Trust Group
Japan
$62.7M 653,324 +15,816 +2%
Manulife (Manufacturers Life Insurance)
47
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$55.1M 573,736 +21,700 +4%
Squarepoint
48
Squarepoint
New York
$54.2M 563,871 +386,866 +219%
COPPSERS
49
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$49.9M 519,615 +10,964 +2%
Mitsubishi UFJ Asset Management
50
Mitsubishi UFJ Asset Management
Japan
$49.6M 516,265 +33,825 +7%