799 hedge funds and large institutions have $22.3B invested in Ameren in 2025 Q1 according to their latest regulatory filings, with 135 funds opening new positions, 311 increasing their positions, 211 reducing their positions, and 55 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
799
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
$12.5M
Puts
$11.4M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$163M
27
$162M
28
$140M
29
$137M
30
$134M
31
$128M
32
$127M
33
$127M
34
$124M
35
$120M
36
$119M
37
$113M
38
$111M
39
$106M
40
$75.6M
41
$74.6M
42
$71.1M
43
$70.2M
44
$67.6M
45
$64M
46
$55.4M
47
$54.2M
48
$52.2M
49
$51.1M
50
$50.7M