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Energy Vault
NRGV

129 hedge funds and large institutions have $306M invested in Energy Vault in 2025 Q4 according to their latest regulatory filings, with 48 funds opening new positions, 35 increasing their positions, 25 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed

678% more call options, than puts

Call options by funds: $10.6M | Put options by funds: $1.36M

243% more first-time investments, than exits

New positions opened: 48 | Existing positions closed: 14

103% more capital invested

Capital invested by funds: $151M → $306M (+$156M)

40% more repeat investments, than reductions

Existing positions increased: 35 | Existing positions reduced: 25

36% more funds holding

Funds holding: 95 → 129 (+34)

8.17% more ownership

Funds ownership: 31.39% → 39.56% (+8.2%)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

Holders
129
Holders Change
+34
Holders Change %
+35.79%
% of All Funds
1.57%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
48
Increased
35
Reduced
25
Closed
14
Calls
$10.6M
Puts
$1.36M
Net Calls
+$9.24M
Net Calls Change
+$5.49M

Top Buyers

Rank Fund Capital Flow
1
State Street
State Street
Massachusetts
+$19.8M
2
Legal & General Group
Legal & General Group
United Kingdom
+$15.1M
3
Mirae Asset Global ETFs Holdings
Mirae Asset Global ETFs Holdings
Hong Kong
+$10.3M
4
Invesco
Invesco
Georgia
+$9.5M
5
Marshall Wace
Marshall Wace
United Kingdom
+$6.97M

Top Sellers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
-$20.2M
2
SCP
SailingStone Capital Partners
Texas
-$7.69M
3
CM
CastleKnight Management
New York
-$2.05M
4
PCA
Private Capital Advisors
Connecticut
-$1.83M
5
GCP
GSA Capital Partners
United Kingdom
-$1.6M
Name Holding Trade Value Shares
Change 		Change in
Stake
RA
26
RFG Advisory
Alabama
$1.56M +$1.29M +338,376 New
CM
27
CastleKnight Management
New York
$1.42M -$2.05M -536,600 -64%
Group One Trading
28
Group One Trading
Illinois
$1.42M +$5.76K +1,505 +0.5%
Squarepoint
29
Squarepoint
New York
$1.3M +$998K +261,023 +1,302%
Northern Trust
30
Northern Trust
Illinois
$1.12M +$153K +40,028 +20%
EI
31
EAM Investors
California
$1.01M +$837K +218,766 New
SSA
32
Schonfeld Strategic Advisors
New York
$889K +$738K +192,939 New
Barclays
33
Barclays
United Kingdom
$872K +$723K +189,119 +9,455,950%
VCM
34
Voleon Capital Management
California
$784K +$650K +169,987 New
AA
35
ALPS Advisors
Colorado
$769K +$638K +166,900 New
TI
36
Tidal Investments
Wisconsin
$713K +$591K +154,592 New
Bank of America
37
Bank of America
North Carolina
$682K -$71.4K -18,670 -11%
SEI Investments
38
SEI Investments
Pennsylvania
$614K +$510K +133,217 New
Tudor Investment Corp
39
Tudor Investment Corp
Connecticut
$554K +$460K +120,255 New
QT
40
Quantbot Technologies
New York
$553K +$459K +119,989 New
CFM
41
Catalyst Funds Management
Australia
$538K – – –
Simplex Trading
42
Simplex Trading
Illinois
$510K -$238K -62,098 -36%
LCM
43
Landscape Capital Management
New Jersey
$493K +$409K +106,951 New
GAA
44
Green Alpha Advisors
Colorado
$486K +$134K +35,141 +50%
Creative Planning
45
Creative Planning
Kansas
$469K -$1.36K -355 -0.3%
AWP
46
Abacus Wealth Partners
California
$461K +$383K +100,008 New
SC
47
Sapient Capital
Indiana
$406K -$112K -29,177 -25%
Pathstone Holdings
48
Pathstone Holdings
New Jersey
$376K +$209K +54,668 +203%
CC
49
Centiva Capital
New York
$344K -$249K -65,091 -47%
OAC
50
OMERS Administration Corp
Ontario, Canada
$337K +$279K +73,000 New
1
2
3 4 5

NRGV Hedge Fund Activity: Q4 2025 in Review

129 of the 8,225 institutional investors tracked by Wall St. Rank reported a position in Energy Vault (NRGV) for Q4 2025, worth a combined $306M — up 103% from $151M a quarter earlier.

Buyers outnumbered sellers: 48 funds opened new NRGV positions and 14 closed out — a net gain of 34 holders — while 35 added to existing stakes and 25 trimmed.

The largest buyer was State Street, adding an estimated $19.8M. The largest seller was Millennium Management, cutting an estimated $20.2M.

  • 129 institutional investors held Energy Vault (NRGV) as of Q4 2025, up from 95 in Q3 2025.
  • Funds reported $306M of Energy Vault stock for Q4 2025, up 103% quarter-over-quarter.
  • 48 funds opened new Energy Vault positions in Q4 2025 and 14 closed out, a net change of +34 holders.
  • The largest Energy Vault buyer in Q4 2025 was State Street, an estimated $19.8M added.
  • The largest Energy Vault seller in Q4 2025 was Millennium Management, an estimated $20.2M sold.

Based on aggregated 13F filings for Q4 2025.