Energy Vault (NRGV) COO covers RSU taxes with 15,711 shares

Rhea-AI Filing Summary

Energy Vault Holdings, Inc. reported that Chief Operations Officer Akshay Ladwa had 15,711 shares of common stock withheld on January 22, 2026 to cover tax obligations triggered by the vesting of restricted stock units. The shares were withheld by the company at a price of $4.61 per share, using transaction code “F,” which indicates tax withholding rather than an open-market trade. After this transaction, Ladwa beneficially owns 1,820,384 shares of Energy Vault common stock in direct ownership.

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

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

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)
01/22/2026

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	01/22/2026		F		15,711(1)	D	$4.61	1,820,384	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	01/23/2026
	** 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).
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FAQ

What insider transaction did Energy Vault (NRGV) report for Akshay Ladwa?

Energy Vault reported that Chief Operations Officer Akshay Ladwa had 15,711 shares of common stock withheld on January 22, 2026 to satisfy tax obligations from vesting restricted stock units.

Was the Energy Vault (NRGV) COO’s Form 4 transaction a market sale?

No. The Form 4 shows a transaction coded “F”, and a footnote explains the 15,711 shares were withheld by the issuer to cover the reporting person’s tax liability on vesting of restricted stock units, not an open-market sale.

How many Energy Vault (NRGV) shares does Akshay Ladwa own after this transaction?

Following the tax-withholding transaction, Akshay Ladwa beneficially owns 1,820,384 shares of Energy Vault common stock, reported as direct ownership.

What price per share was used for the Energy Vault (NRGV) tax withholding?

The 15,711 shares withheld from Akshay Ladwa were valued at $4.61 per share for the purpose of satisfying his tax liability related to restricted stock unit vesting.

What does transaction code “F” mean in the Energy Vault (NRGV) Form 4 filing?

In this Form 4, transaction code “F” indicates shares withheld by the company to pay the reporting person’s tax liability upon the vesting of restricted stock units, as described in the footnote.

What role does Akshay Ladwa hold at Energy Vault (NRGV)?

Akshay Ladwa is reported as an officer of Energy Vault Holdings, Inc., serving as the company’s Chief Operations Officer.