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Energy Vault

95 hedge funds and large institutions have $151M invested in Energy Vault in 2025 Q3 according to their latest regulatory filings, with 13 funds opening new positions, 26 increasing their positions, 31 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

9% less funds holding

Funds holding: 10495 (-9)

16% less repeat investments, than reductions

Existing positions increased: 26 | Existing positions reduced: 31

41% less first-time investments, than exits

New positions opened: 13 | Existing positions closed: 22

Holders
95
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$5.75M
Puts
$2M
Net Calls
Net Calls Change

Top Buyers

1 +$5.63M
2 +$3.69M
3 +$1.78M
4
Vanguard Group
Vanguard Group
Pennsylvania
+$506K
5
Group One Trading
Group One Trading
Illinois
+$362K

Top Sellers

1 -$2.07M
2 -$1.16M
3 -$712K
4
Jane Street
Jane Street
New York
-$691K
5
CM
CastleKnight Management
New York
-$595K
Name Holding Trade Value Shares
Change
Change in
Stake
26
$347K
27
$347K
28
$317K
29
$303K
30
$297K
31
$297K
32
$249K
33
$240K
34
$222K
35
$214K
36
$209K
37
$203K
38
$195K
39
$182K
40
$151K
41
$149K
42
$142K
43
$129K
44
$120K
45
$114K
46
$102K
47
$99.3K
48
$94.2K
49
$91.6K
50
$90.6K