Stephanie Unwin - 29 May 2026 Form 4 Insider Report for Energy Vault Holdings, Inc. (NRGV)

Reporting relationship: Director
Issuer ticker: NRGV
Reported as of: 29 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 01 Jun 2026, 16:42:59 UTC
Prior SEC filing: 18 Sep 2025
Source filing: View source filing
Reporting owner signature: /s/ Amy Blakeway, Chief Legal Officer

Key filing fact

Stephanie Unwin filed Form 4 for Energy Vault Holdings, Inc. (NRGV) on 01 Jun 2026.

Key facts

This page summarizes Stephanie Unwin's Form 4 filing for Energy Vault Holdings, Inc. (NRGV).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 01 Jun 2026, 16:42.

Change

Previous filing in this sequence was filed on 18 Sep 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002014396 Primary reporting owner

Unwin Stephanie

Relationship: Director
Address: 4165 EAST THOUSAND OAKS BLVD,, SUITE 100, WESTLAKE VILLAGE
Signature: /s/ Amy Blakeway, Chief Legal Officer
Signature date: 01 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

NRGV transaction

Common Stock

Award

Transaction value
Shares: +19,153
Change %: +6.9%
Price: $0.000000^*
Shares after: 297,245
Date: 29 May 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote 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 (subject to the reporting person's continued service on the Board) on June 1, 2027.