STOCK TITAN

Energy Vault COO now holds 1,917,575 shares after RSU tax withholding

Filing Impact
(Neutral)
Filing Sentiment
(Negative)
Form Type
4

Rhea-AI Filing Summary

Energy Vault Holdings (NRGV) COO reported a routine insider transaction. On 10/10/2025, 17,007 common shares were withheld at $2.97 to satisfy taxes upon the vesting of restricted stock units, coded F (tax withholding) on Form 4.

Following this administrative withholding, the officer beneficially owns 1,917,575 shares, held directly. This reflects share settlement for taxes rather than an open‑market sale.

Positive

  • None.

Negative

  • None.
Insider Ladwa Akshay
Role Chief Operations Officer
Type Security Shares Price Value
Tax Withholding Common Stock 17,007 $2.97 $51K
Holdings After Transaction: Common Stock — 1,917,575 shares (Direct)
Footnotes (1)
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SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response: 0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
Ladwa Akshay

(Last) (First) (Middle)
4165 EAST THOUSAND OAKS BLVD, SUITE 100

(Street)
WESTLAKE VILLAGE CA 91362

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
Energy Vault Holdings, Inc. [ NRGV ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Chief Operations Officer
3. Date of Earliest Transaction (Month/Day/Year)
10/10/2025
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 10/10/2025 F 17,007(1) D $2.97 1,917,575 D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. Represents shares withheld by the Issuer to satisfy the reporting person's tax liability on vesting of restricted stock units.
Remarks:
/s/ Brad Eastman, Chief Legal Officer 10/14/2025
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did NRGV disclose in this Form 4?

A routine insider tax-withholding event where the COO had 17,007 shares withheld at $2.97 upon RSU vesting.

What does transaction code F mean for NRGV?

Code F indicates shares were withheld by the issuer to cover the reporting person’s tax liability on RSU vesting.

How many NRGV shares does the officer own after the event?

The officer beneficially owns 1,917,575 shares directly after the reported transaction.

Was there an open-market sale of NRGV shares?

No. The filing states shares were withheld by the issuer to satisfy taxes on RSU vesting.

When did the NRGV transaction occur?

The transaction date was 10/10/2025.