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. ownership update: SB Investment Advisers (UK) Limited and SoftBank Vision Fund (AIV M2) L.P. report shared beneficial ownership of 15,535,631 shares of Common Stock, representing 8.9% of the class as of March 31, 2026.
The filing states the 174,146,636 shares outstanding figure is taken from the issuer's definitive proxy statement filed on April 17, 2026. SBIA UK is appointed as AIV M2's AIFM and the Reporting Persons report shared voting and dispositive power over the disclosed shares.
Energy Vault Holdings, Inc. furnished an update for investors by posting a new investor presentation on its website on May 7, 2026. The presentation provides supplemental financial and operational information about the company and is available at https://www.energyvault.com/.
The disclosure is made under Regulation FD as an Item 7.01 current report and is expressly treated as "furnished" rather than "filed," which means it is not subject to certain liability provisions and is not automatically incorporated into other securities law filings.
Energy Vault Holdings reported strong top-line growth but continued losses for Q1 2026. Revenue rose to $21.9 million, up 156% from $8.5 million a year earlier, driven by higher energy storage deliveries and initial contributions from owned assets.
Backlog reached $1.35 billion, up 108% year over year, with more than 80% tied to recurring IPP revenue, and total megawatts under management climbed to about 1.1 GW. GAAP gross profit was $4.8 million with a 21.9% margin, while adjusted gross profit was $6.1 million and margin 27.9%.
The company posted a GAAP net loss of $32.5 million and adjusted net loss of $20.0 million, with adjusted EBITDA loss of $13.6 million as it invested in its "Own & Operate" and AI power infrastructure strategy. Cash, cash equivalents and restricted cash totaled $117.1 million, supported by a $150 million senior convertible notes issuance and investment tax credit proceeds, and full-year 2026 guidance was reaffirmed, targeting revenue of $225–$300 million and 15%–25% gross margin.
Energy Vault Holdings, Inc. is asking stockholders to vote at a fully virtual annual meeting on May 29, 2026 at 12:00 p.m. Eastern Time. Stockholders will elect three Class II directors to serve until the 2029 meeting and ratify BDO USA, P.C. as independent auditor for 2026.
The meeting is open to holders of common stock as of the March 31, 2026 record date, with each of the 174,146,636 outstanding shares entitled to one vote. The Board recommends voting "FOR" all director nominees and "FOR" ratification of BDO.
Energy Vault Holdings, Inc. Chief Financial Officer Michael Thomas Beer reported an option exercise and related share sale. On April 6, 2026, he exercised stock options for 50,000 shares of common stock at $1.17 per share and acquired those shares.
That same day, he sold 65,000 shares of common stock at $3.18 per share in open-market transactions. After these trades, he directly owned 1,060,945 common shares. The sales were made under a pre-arranged Rule 10b5-1 trading plan adopted on December 19, 2025.
NRGV submitted a Rule 144 notice proposing the sale of 65,000 common shares through Fidelity Brokerage Services. The filing lists an aggregate value of $206,700.00 and shows 172,975,047 shares outstanding as of 04/06/2026. It also notes 15,000 restricted shares vesting on 10/09/2025 and 50,000 options granted 05/16/2024 with a listed date of 04/06/2026.
Energy Vault Holdings, Inc. Chairman and CEO Robert Piconi reports beneficial ownership of 23,417,827 shares of common stock, or 13.4% of the company. This percentage is based on 172,975,047 shares outstanding as of March 13, 2026.
Piconi’s stake includes 9,389,129 shares held directly, 11,728,698 shares over which he has sole voting control through irrevocable proxies, and 2,300,000 shares underlying stock options exercisable within 60 days. He disposed of 3,112,806 shares in a family-related Settlement Agreement but retained voting control over those Settlement Shares through an irrevocable proxy.
The filing notes that Piconi may buy or sell additional shares, use derivatives, or consider strategic actions such as mergers, take-private transactions, asset sales or acquisitions, and changes to capitalization or board composition, including in his role as Chairman and CEO.
Energy Vault Holdings, Inc. Chief Executive Officer Robert Piconi reported a tax-related share disposition tied to equity compensation. On the vesting of restricted stock units, 329,921 shares of common stock were withheld by the company at $3.30 per share to cover his tax liability. This was described as a tax-withholding mechanism and not a market sale, meaning the shares were not sold on an exchange. After this withholding, Piconi directly holds 16,591,673 shares of common stock, indicating he retains a large equity position in the company.
Energy Vault Holdings, Inc. Chief Operations Officer Akshay Ladwa reported a routine tax-withholding transaction related to equity compensation. On March 31, 2026, 147,984 shares of common stock were withheld at $3.30 per share to satisfy tax obligations on vesting restricted stock units, which the footnote states was not a market sale. After this withholding, Ladwa directly held 2,141,336 shares of common stock.