Michael Thomas Beer - 30 Jan 2026 Form 4 Insider Report for Energy Vault Holdings, Inc. (NRGV)

Role: Chief Financial Officer
Signature: /s/ Brad Eastman, Chief Legal Officer
Issuer symbol: NRGV
Transactions as of: 30 Jan 2026
Net transactions value: -$915,015
Form type: 4
Filing time: 30 Jan 2026, 16:09:51 UTC
Previous filing: 23 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Beer Michael Thomas	Chief Financial Officer	4165 EAST THOUSAND OAKS BLVD, SUITE 100, WESTLAKE VILLAGE	/s/ Brad Eastman, Chief Legal Officer	30 Jan 2026	0001870889

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NRGV	Common Stock	Award	$0	+200,000	+18%	$0.000000	1,334,829	30 Jan 2026	Direct	F1
transaction	NRGV	Common Stock	Tax liability	$355,182	-77,046	-5.8%	$4.61	1,257,783	30 Jan 2026	Direct	F2
transaction	NRGV	Common Stock	Award	$0	+200,000	+16%	$0.000000	1,457,783	30 Jan 2026	Direct	F1
transaction	NRGV	Common Stock	Tax liability	$559,833	-103,100	-7.1%	$5.43	1,354,683	30 Jan 2026	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On April 15, 2024, the Reporting Person was granted a performance-based restricted stock unit ("PSU") award under the Energy Vault Inc.'s 2022 Equity Incentive Plan covering 600,000 Performance RSUs that will vest immediately upon achievement of the following stock performance objectives: the Company's share price achieving a daily closing trading price at or above certain price levels for 20 trading days within any 30 trading day period during the period beginning on the first anniversary of the date of grant and ending on the fourth anniversary of the date of grant: $3.50, $4.50, and $5.50 per share. Upon the achievement of each price threshold as described in this paragraph, approximately 33% of the Performance RSUs (200,000 shares) shall vest, subject to the Reporting Person's continued service. The company achieved the price threshold of $3.50 on December 31, 2025 and the price threshold of $4.50 on January 7, 2026.
F2	Represents shares withheld by the Issuer to satisfy the reporting person's tax liability on vesting of restricted stock units earned on January 30, 2026.

Content

On April 15, 2024, the Reporting Person was granted a performance-based restricted stock unit ("PSU") award under the Energy Vault Inc.'s 2022 Equity Incentive Plan covering 600,000 Performance RSUs that will vest immediately upon achievement of the following stock performance objectives: the Company's share price achieving a daily closing trading price at or above certain price levels for 20 trading days within any 30 trading day period during the period beginning on the first anniversary of the date of grant and ending on the fourth anniversary of the date of grant: $3.50, $4.50, and $5.50 per share. Upon the achievement of each price threshold as described in this paragraph, approximately 33% of the Performance RSUs (200,000 shares) shall vest, subject to the Reporting Person's continued service. The company achieved the price threshold of $3.50 on December 31, 2025 and the price threshold of $4.50 on January 7, 2026.

Represents shares withheld by the Issuer to satisfy the reporting person's tax liability on vesting of restricted stock units earned on January 30, 2026.