8-K: Energy Vault Upsizes $140M Convertible Notes Offering

Energy Vault Holdings, Inc. announced the pricing of an upsized $140 million private offering of 5.250% convertible senior notes due 2031.

Summary

• Energy Vault Holdings, Inc. priced a private offering of $140.0 million aggregate principal amount of 5.250% convertible senior notes due 2031.
• The offering was upsized from the previously announced $125.0 million aggregate principal amount of Notes.
• The company granted initial purchasers an option to buy up to an additional $20.0 million aggregate principal amount of the Notes.
• Net proceeds are estimated at approximately $135.5 million, or $154.8 million if the option for additional notes is fully exercised, before deducting fees and estimated expenses.
• Proceeds will fund capped call transactions, redeem $35.0 million to $45.0 million in aggregate principal amount of senior unsecured convertible debentures, and be used for general corporate purposes, including growth initiatives.
• The Notes bear interest at 5.250% annually, payable semiannually on March 1 and September 1, beginning September 1, 2026, and mature on March 1, 2031.
• The initial conversion price is approximately $5.18 per share, representing a 27.5% premium over the February 11, 2026 closing price of $4.06 per share.
• Capped call transactions were entered into to generally reduce potential stock dilution and/or offset cash payments upon conversion, with a cap price of $8.12 per share (100% premium over the February 11, 2026 stock price).

Sentiment

Score: 7

Explanation: StockSavvy.ai views this as a positive development, as the company successfully upsized its capital raise, secured funds for debt reduction and growth initiatives, and implemented measures to mitigate potential shareholder dilution.

Positives

• The offering was upsized from $125.0 million to $140.0 million, indicating strong demand and successful capital raise.
• Net proceeds of approximately $135.5 million (or $154.8 million with option exercise) will be used to strengthen the balance sheet and fund growth initiatives.
• A portion of the proceeds ($35.0 million to $45.0 million) will be used to redeem existing senior unsecured convertible debentures, reducing current debt obligations.
• Capped call transactions are expected to reduce potential dilution to common stockholders upon conversion of the notes, up to a cap price of $8.12 per share.
• The initial conversion price of approximately $5.18 per share represents a 27.5% premium over the last reported stock price, suggesting confidence in future stock performance.

Negatives

• Issuance of new convertible senior notes adds to the company's overall debt obligations.
• While capped call transactions mitigate dilution, dilution could still occur if the stock price exceeds the cap price of $8.12 per share.
• Hedging activities by option counterparties could increase or reduce the market price of Energy Vault's common stock or the Notes, potentially causing volatility.

Risks

• The company's ability to complete the Notes offering and capped call transactions on favorable terms, if at all.
• Market price fluctuations of Energy Vault's common stock or the Notes due to hedging activities by option counterparties and their affiliates.
• General risks and uncertainties that could cause actual results to differ from forward-looking statements, as discussed in the Annual Report on Form 10-K for the year ended December 31, 2024, filed with the SEC on April 1, 2025.

Future Outlook

Energy Vault expects to use the net proceeds from the offering to fund capped call transactions, redeem existing convertible debentures, and for general corporate purposes, including funding growth initiatives. The company has also been executing an Own & Operate asset management strategy since 2024 to generate predictable, recurring, and high-margin tolling revenue streams, positioning it for continued growth in the rapidly evolving energy storage asset infrastructure market.

Management Comments

• Energy Vault Holdings, Inc. (NYSE: NRGV) (Energy Vault), a leader in sustainable, grid-scale energy storage solutions, today announced the pricing of $140.0 million aggregate principal amount of 5.250% convertible senior notes due 2031 (the Notes) in a private placement...
• The Company expects to use the net proceeds from the offering to fund the cost of entering into capped call transactions described below, redeem $35.0 million to $45.0 million in aggregate principal amount of the senior unsecured convertible debentures issued to YA II PN, Ltd., and the remainder for general corporate purposes, which may include, among other things, the repayment of additional indebtedness and funding growth initiatives.

Industry Context

StockSavvy.ai notes that Energy Vault operates as a leader in sustainable, grid-scale energy storage solutions, offering proprietary battery, gravity, and green hydrogen technologies. This capital raise supports its strategic focus on utility-scale energy storage and its 'Own & Operate' asset management strategy, which aims to generate recurring revenue in the rapidly expanding energy storage infrastructure market. The move aligns with broader industry trends towards increased investment in grid modernization and renewable energy integration.

Related Party Transactions

• Energy Vault entered into privately negotiated capped call transactions with certain of the initial purchasers or their affiliates and another financial institution (the option counterparties).
• The option counterparties and/or their respective affiliates expect to enter into various derivative transactions with respect to Energy Vault's common stock and/or purchase shares of Energy Vault's common stock concurrently with or shortly after the pricing of the Notes to establish initial hedges for the capped call transactions.

Stakeholder Impact

• Shareholders: Potential for future dilution upon conversion of notes, though mitigated by capped call transactions. The use of proceeds for growth initiatives could enhance long-term value.
• Noteholders: Will receive 5.250% annual interest and have conversion rights into common stock.
• Existing Creditors: Redemption of $35.0 million to $45.0 million of senior unsecured convertible debentures will reduce existing debt obligations.
• Employees/Customers/Suppliers: General corporate purposes and growth initiatives funded by the offering could support business expansion and stability.

Next Steps

• Expected settlement of the Notes sale on February 17, 2026.
• Potential exercise of the initial purchasers' option to buy up to an additional $20.0 million of Notes.
• Ongoing execution of the 'Own & Operate' asset management strategy.
• Future growth initiatives funded by the offering proceeds.

Key Dates

Recommendation

The successful upsized convertible notes offering provides capital for debt reduction and growth, which are positive. However, the issuance of new debt and potential future dilution, even with capped call protection, introduces some uncertainty. Without a full financial statement review, a 'hold' recommendation is prudent, acknowledging the strategic financing while awaiting further operational and financial performance details.

Keywords

Energy Storage, Convertible Notes, Private Placement, Debt Financing, Capital Raise, NRGV, Capped Call, Grid-Scale, Sustainable Energy