Energy Vault CEO granted 3.9M stock options

Energy Vault Holdings, Inc. reported that Chief Executive Officer Robert Piconi received a grant of stock options covering 3,886,000 shares of common stock.

Rhea-AI Filing Summary

Energy Vault Holdings, Inc. reported that Chief Executive Officer Robert Piconi received a grant of stock options covering 3,886,000 shares of common stock. The options have an exercise price of 4.26 per share and expire on June 25, 2033. According to the filing, these options vest in three substantially equal annual installments beginning on March 31, 2027, meaning the award functions as long-term, performance-tied compensation rather than an immediate market purchase. After this grant, Piconi holds 3,886,000 stock options directly.

Insider Trade Summary

Grant/Award: 3,886,000 shares

Grant/Award 1 txn

Insider Piconi Robert

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Grant/Award	Stock Option	3,886,000	$0.00	$0.00

Holdings After Transaction: Stock Option — 3,886,000 contracts (Direct)

Footnotes (1)

1. F1. The stock option vests in three substantially equal annual installments beginning on March 31, 2027.

Key Figures

Stock options granted: 3,886,000 options Exercise price: 4.26 per share Expiration date: June 25, 2033 +3 more

6 metrics

Stock options granted 3,886,000 options Grant of stock options to CEO Robert Piconi

Exercise price 4.26 per share Exercise price of granted stock options

Expiration date June 25, 2033 Option expiration for CEO stock option grant

Underlying shares 3,886,000 shares Common shares underlying the stock option grant

Post-grant option holdings 3,886,000 options Total stock options held directly after the transaction

Vesting start date March 31, 2027 First of three annual vesting installments

Key Terms

Stock Option, Grant, award, or other acquisition, Chief Executive Officer, vests in three substantially equal annual installments, +1 more

5 terms

Stock Option financial

"security_title: "Stock Option" with underlying common stock shares"

A stock option is a contract that gives you the right to buy or sell a company's stock at a specific price within a certain time frame. People use them to potentially make money if the stock's price moves favorably or to protect against losses. It's like holding a coupon that can be used to buy or sell stock at a set price later on.

Grant, award, or other acquisition financial

"transaction_code_description: "Grant, award, or other acquisition""

Chief Executive Officer financial

"officer_title: "Chief Executive Officer" for reporting person"

A chief executive officer (CEO) is the top leader of a company, responsible for making major decisions, setting goals, and guiding the organization’s overall direction. Think of the CEO as the captain of a ship, steering it toward success. Investors pay close attention to the CEO because their leadership and strategy can significantly influence the company's performance and future growth.

vests in three substantially equal annual installments financial

"footnote: "The stock option vests in three substantially equal annual installments""

underlying security financial

"underlying_security_title: "Common Stock" as underlying security"

FAQ

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

What insider transaction did Energy Vault Holdings (NRGV) report for Robert Piconi?

Energy Vault reported that CEO Robert Piconi received a grant of stock options for 3,886,000 shares of common stock. This is a compensation-related award, not an open-market stock purchase or sale, and is structured as a long-term incentive.

How many stock options did the NRGV CEO receive in the latest Form 4 filing?

Robert Piconi received stock options covering 3,886,000 shares of Energy Vault common stock. The options represent a significant equity-based incentive intended to align executive compensation with long-term company performance and shareholder interests over a multi-year period.

What is the exercise price and expiration date of Robert Piconi’s NRGV stock options?

The stock options granted to Robert Piconi have an exercise price of 4.26 per share and expire on June 25, 2033. This gives the CEO a long window to exercise the options if future company performance supports it.

When do the newly granted Energy Vault (NRGV) CEO stock options vest?

The stock options vest in three substantially equal annual installments beginning on March 31, 2027. This schedule means the award becomes exercisable gradually over three years, encouraging continued leadership stability and long-term focus at Energy Vault Holdings.

Does the NRGV Form 4 show the CEO buying or selling common stock on the market?

No, the Form 4 shows a grant of stock options to CEO Robert Piconi, categorized as a grant or award acquisition. It does not report any open-market buying or selling of Energy Vault common shares by the executive.

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

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Accepted by SEC EDGAR 06/26/2026 - 05:04 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^*

Piconi Robert

(Last) (First) (Middle)

4165 EAST THOUSAND OAKS BLVD, SUITE 100

(Street)

WESTLAKE VILLAGE CALIFORNIA 91362

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Energy Vault Holdings, Inc. [ NRGV ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/25/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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

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
Stock Option	$4.26	06/25/2026		A		3,886,000		(1)	06/25/2033	Common Stock	3,886,000	$0	3,886,000	D

Explanation of Responses:

1. The stock option vests in three substantially equal annual installments beginning on March 31, 2027.

Remarks:

	/s/ Amy Blakeway, Chief Legal Officer	06/26/2026
	** 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.
* Form 4: SEC 1474 (03-26)