Energy Vault (NRGV) COO has shares withheld to cover RSU tax

Rhea-AI Filing Summary

Energy Vault Holdings, Inc. Chief Operations Officer Akshay Ladwa reported a tax-related share disposition. On the vesting of restricted stock units, the issuer withheld 10,064 shares of common stock to satisfy his tax liability, at a value of $3.00 per share.

Following this tax-withholding disposition, Ladwa directly owns 1,814,320 shares of common stock. This transaction reflects shares withheld by the company for taxes rather than an open-market sale.

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)
03/05/2026

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	03/05/2026		F		10,064(1)	D	$3	1,814,320	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/ Michael Beer, Chief Financial Officer	03/06/2026
	** 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 NRGV’s Akshay Ladwa report on this Form 4?

Akshay Ladwa reported a tax-withholding disposition of shares. The company withheld 10,064 shares of common stock at $3.00 per share to cover his tax liability on vesting restricted stock units, rather than selling shares on the open market.

Was the NRGV Form 4 transaction an open-market sale of shares?

No, the transaction was not an open-market sale. The issuer withheld 10,064 shares of common stock to satisfy Akshay Ladwa’s tax liability upon vesting of restricted stock units, as described in the filing’s footnote, instead of him selling shares in the market.

How many NRGV shares does Akshay Ladwa own after this Form 4 transaction?

After the tax-withholding disposition, Akshay Ladwa directly owns 1,814,320 shares of Energy Vault Holdings common stock. This figure is reported as the total shares owned following the transaction in the Form 4’s non-derivative holdings table.

What does transaction code “F” mean in Akshay Ladwa’s NRGV Form 4?

Transaction code “F” indicates payment of an exercise price or tax liability by delivering securities. In this case, it reflects 10,064 Energy Vault shares withheld by the issuer to cover Akshay Ladwa’s tax obligation on vesting restricted stock units.

How is the NRGV Form 4 transaction classified in terms of direction?

The filing classifies the transaction direction as a disposal. Specifically, it is a tax-withholding disposition where 10,064 shares of common stock were withheld by Energy Vault Holdings to satisfy Akshay Ladwa’s tax liability linked to vesting restricted stock units.

Does the NRGV Form 4 show direct or indirect ownership for Akshay Ladwa?

The filing reports direct ownership for this position. After the tax-withholding transaction, Akshay Ladwa is shown as directly owning 1,814,320 shares of common stock, with no indication that these shares are held through an intermediary entity or trust.