Energy Vault Holdings, Inc. filings document material events, operating results, financing activity, governance matters and capital-structure disclosures for a New York Stock Exchange-listed energy storage company. Its Form 8-K reports include quarterly and annual financial results, investor presentation disclosures, material agreements, direct financial obligations and transactions involving convertible senior notes, capped call arrangements and related balance-sheet actions.
The company’s proxy materials cover annual-meeting voting, board governance and stockholder matters. Its filings also identify NRGV common stock, par value $0.0001 per share, as the registered equity security and disclose the company’s emerging growth company status, along with formal exhibits and Regulation FD materials tied to supplemental financial and operational information.
Energy Vault Holdings, Inc. entered into a Securities Purchase Agreement with YA II PN, Ltd. for up to $50.0 million of senior unsecured convertible debentures issued in multiple tranches. An initial $30.0 million tranche funded at closing, with an additional $20.0 million available after a preferred equity closing and effective resale registration. The debentures were issued at 97% of principal, mature in 18 months, and carry a 7% annual interest rate, with higher interest during an uncured event of default.
The initial conversion price is $4.50 per share, equal to 150% of the prior-day VWAP, with monthly installment payments that may be satisfied in cash (with a payment premium), in stock at a variable conversion price subject to a floor, or a combination. Conversions are limited by a 19.99% exchange cap and a 4.99% beneficial ownership cap, which may increase to 9.99% with consent. Net proceeds are expected to support working capital and energy storage projects.
Separately, on August 18, 2025, the Company privately sold 4,500,000 warrants to purchase Common Stock with exercise prices ranging from $1.50 to $3.00 per share, exercisable on a cashless basis until August 18, 2027.
Energy Vault Holdings, Inc. (NRGV) Chief Operations Officer Akshay Ladwa reported two open-market sales under a Rule 10b5-1 trading plan on 09/24/2025 and 09/25/2025. The filings show sales of 75,000 shares on each date at prices of $2.976 and $3.107, respectively, reducing reported direct beneficial ownership from 2,009,582 shares to 1,934,582. The Form 4 was signed by the company’s Chief Legal Officer on 09/26/2025 and the filer identified their role as Chief Operations Officer. The filer disclosed that the transactions were effected pursuant to a Rule 10b5-1 plan.
Form 144 notice for Energy Vault Holdings, Inc. (NRGV) reports proposed and recent sales of common stock by Akshay V. Ladwa. The filing lists a proposed sale of 75,000 shares through Fidelity Brokerage Services on 09/25/2025 with an aggregate market value of $233,030.44 against 161,855,407 shares outstanding.
The filing also discloses multiple restricted stock vesting events in 2023 that supplied shares sold as compensation, and four recent sales in 2025: 15,046 shares on 07/18/2025 for $12,194.78 and three separate 75,000-share sales on 09/22, 09/23 and 09/24/2025 with gross proceeds listed for each sale. The filer certifies absence of undisclosed material information; fields for filer CIK and plan-adoption date are not provided in the document.
Akshay Ladwa, Chief Operations Officer of Energy Vault Holdings, Inc. (NRGV), reported a sale of 75,000 shares of the company's common stock on 09/23/2025 at a price of $3.235 per share. After the reported transaction, Mr. Ladwa beneficially owns 2,084,582 shares, held directly. The filing states the sale was effected pursuant to a Rule 10b5-1 trading plan, indicating the disposition followed a pre-established trading arrangement. The Form 4 was signed and submitted by the company’s Chief Legal Officer.
Form 144 filing for Energy Vault Holdings, Inc. (NRGV) shows proposed and recent insider sales of common stock by Akshay V. Ladwa. The notice reports a proposed sale of 75,000 shares through Fidelity Brokerage Services with an aggregate market value of $223,232.78 and an approximate sale date of 09/24/2025 on the NYSE. The filing discloses prior acquisitions by vesting of restricted stock in 2023 (63,474 and 11,526 shares) and three recent sales: 15,046 shares on 07/18/2025 for $12,194.78, and two large sales of 75,000 shares on 09/22/2025 and 09/23/2025 totaling reported gross proceeds of $470,903.93. The filer affirms no undisclosed material information.
Akshay Ladwa, Chief Operations Officer and Director of Energy Vault Holdings, Inc. (NRGV), reported a transaction on 09/22/2025 in which 13,250 shares of Common Stock were disposed at a price of $2.02 per share. After the reported disposition the filing shows the reporting person beneficially owns 2,159,582 shares on a direct basis. The Form 4 explains the 13,250-share disposition represents shares withheld by the issuer to satisfy the reporting person’s tax liability upon vesting of restricted stock units. The report was signed by the company’s Chief Legal Officer on 09/24/2025.
Energy Vault Holdings, Inc. (NRGV) reporting person Christopher Wiese, identified as an officer (President, Energy Vault Labs), recorded a disposition of 8,750 shares of common stock on 09/22/2025 under transaction code F. The shares were disposed at a price of $2.02 and, per the filing, represent shares withheld by the issuer to satisfy the reporting person’s tax liability on vesting of restricted stock units. After the withholding, the reporting person beneficially owned 1,152,749 shares, held directly. The Form 4 was signed by the company’s Chief Legal Officer on 09/24/2025.
Energy Vault Holdings insider Robert Piconi reported a small disposition of common stock tied to RSU tax withholding and retains substantial ownership. The filing shows a Code F disposition of 10,400 shares on 09/22/2025 at a price of $2.02 per share representing shares withheld to satisfy tax liabilities on vested restricted stock units. After the withholding, the reporting person beneficially owns 20,199,884 shares directly and is advisor to two trusts that each hold 4,307,946 shares, reported as indirect holdings. The Form 4 was signed by the issuer's Chief Legal Officer on 09/24/2025.
Energy Vault Holdings, Inc. (NRGV) filed a Form 144 notifying the proposed sale of 75,000 common shares through Fidelity Brokerage Services with an aggregate market value of $242,631.64 and reporting 161,855,407 shares outstanding. The shares to be sold were acquired through restricted stock vesting on 11/29/2022 (31,772 shares), 02/28/2023 (37,419 shares), and 07/31/2023 (5,809 shares) as compensation. The filing also reports prior sales by the same person: 15,046 shares on 07/18/2025 for $12,194.78 and 75,000 shares on 09/22/2025 for $228,272.29. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information.
Energy Vault Holdings, Inc. (NRGV) filing a Form 144 notifies a proposed sale of 75,000 common shares through Fidelity Brokerage Services LLC on or about 09/22/2025 with an aggregate market value of $228,272.29. The filing reports 161,855,407 shares outstanding for the issuer. The 75,000 shares were acquired as restricted stock vesting on 11/29/2022 (60,662 shares), 11/30/2022 (7,502 shares) and 01/31/2023 (6,836 shares) as compensation. The filing discloses a sale earlier in the three-month lookback: 15,046 shares sold on 07/18/2025 for gross proceeds of $12,194.78. The filer affirms no undisclosed material adverse information and includes standard signature/representation language.