Energy Vault CFO granted 150,000 RSUs

Beer Michael Thomas reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Beer Michael Thomas reported acquisition or exercise transactions in this Form 4 filing.

Energy Vault Holdings, Inc. reported that its Chief Financial Officer, Michael Thomas Beer, received an equity compensation grant of 150,000 shares of Common Stock in the form of restricted stock units (RSUs) at no cash cost per share.

Each RSU represents one share of Common Stock and will vest over a 3-year period, with 33.2% vesting after 12 months from the vesting commencement date of March 31, 2026, followed by quarterly vesting of 8.35%. After this award, Beer holds a total of 1,104,683 shares of Common Stock directly.

Insider Trade Summary

Grant/Award: 150,000 shares

Grant/Award 1 txn

Insider Beer Michael Thomas

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	150,000	$0.00	$0.00

Holdings After Transaction: Common Stock — 1,104,683 shares (Direct)

Footnotes (1)

1. F1. Reflects an award of restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. The RSUs vest with a 3-Year vesting period (subject to the Reporting Person's continued service to the Company or its subsidiaries through the applicable vesting date), with 33.2% vesting after 12 months, followed by quarterly vesting of 8.35%. Vesting commencement date is 3/31/2026.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Energy Vault (NRGV) report for its CFO?

Energy Vault reported that CFO Michael Thomas Beer received a grant of 150,000 restricted stock units. These RSUs are a form of equity compensation and represent potential future shares of Common Stock, subject to vesting conditions tied to continued service.

How many Energy Vault (NRGV) shares does the CFO hold after this grant?

Following the RSU grant, CFO Michael Thomas Beer is reported to hold 1,104,683 shares of Energy Vault Common Stock directly. This total includes the newly granted restricted stock units, which convert into shares as they vest over time.

What is the vesting schedule for the 150,000 RSUs granted by Energy Vault (NRGV)?

The 150,000 RSUs vest over three years starting March 31, 2026. About 33.2% vests after 12 months, then 8.35% of the award vests each quarter, assuming the CFO continues serving the company or its subsidiaries through each vesting date.

Does the Energy Vault (NRGV) CFO pay for the 150,000 RSUs received?

The RSUs were granted at a reported price of $0.00 per share, meaning the CFO does not pay cash to receive them. Instead, they are compensation that converts into shares over time if vesting conditions are met.

What does each RSU represent in the Energy Vault (NRGV) award?

Each restricted stock unit in this award represents a contingent right to receive one share of Energy Vault Common Stock. The rights become actual shares only as the RSUs vest according to the specified three-year schedule.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/16/2026 - 05:28 PM Learn about SEC filing dates

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).

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^*

Beer Michael Thomas

(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 Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/12/2026

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	03/12/2026		A		150,000(1)	A	$0	1,104,683	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. Reflects an award of restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Common Stock. The RSUs vest with a 3-Year vesting period (subject to the Reporting Person's continued service to the Company or its subsidiaries through the applicable vesting date), with 33.2% vesting after 12 months, followed by quarterly vesting of 8.35%. Vesting commencement date is 3/31/2026.

Remarks:

	/s/ Amy Blakeway, Chief Legal Officer	03/16/2026
	** 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).
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.