Form 4: Energy Vault CEO Plans Future Stock Purchase

Energy Vault Holdings CEO Robert Piconi filed a Form 4 indicating a planned acquisition of 25,000 shares of common stock on September 16, 2025, under a 10b5-1 plan.

Summary

• Robert Piconi, CEO, Director, and 10% Owner of Energy Vault Holdings, Inc. (NRGV), reported a planned acquisition of common stock.
• The transaction involves the purchase of 25,000 shares of common stock.
• The planned transaction date is September 16, 2025.
• The shares are to be acquired at a weighted average price of $2.2114 per share, with prices ranging from $2.18 to $2.225.
• Following this planned transaction, Piconi's direct beneficial ownership will be 20,132,384 shares.
• Piconi also indirectly beneficially owns 4,307,946 shares through the Piconi 2021 Delaware Trust and another 4,307,946 shares through the Piconi Family 2021 Delaware Trust, for which he serves as investment advisor.
• The transaction is being made pursuant to a Rule 10b5-1(c) contract, instruction, or written plan.

Sentiment

Score: 7

Explanation: The planned insider purchase by the CEO is a positive signal of confidence in the company's future, although it is a pre-scheduled transaction rather than a reactive market buy.

Positives

• The planned purchase by CEO Robert Piconi signals management's confidence in the company's future prospects and valuation.
• Insider buying, especially by a CEO, often aligns management's interests more closely with those of shareholders.
• The transaction is pre-planned under a 10b5-1 plan, indicating a systematic approach to increasing ownership rather than a reactive market timing move.

Future Outlook

This filing indicates a planned future purchase of shares by the CEO, suggesting a positive internal outlook on the company's future performance and valuation.

Industry Context

Insider buying, particularly by a CEO, can be interpreted as a positive signal within the energy storage industry, suggesting confidence in the company's strategic direction and its position within a growing market. This action may differentiate Energy Vault from competitors by demonstrating strong internal conviction.

Comparison to Industry Standards

• While a specific comparison to other companies' insider buying activities is not provided in the filing, insider purchases by a CEO are generally viewed favorably across industries.
• Such actions are often seen as a stronger signal of confidence than purchases by other insiders, as the CEO has the most comprehensive view of the company's operations and future prospects.

Related Party Transactions

• Robert Piconi indirectly beneficially owns 4,307,946 shares held by the Piconi 2021 Delaware Trust and 4,307,946 shares held by the Piconi Family 2021 Delaware Trust, for both of which he serves as investment advisor.

Stakeholder Impact

• Shareholders: Increased insider ownership may instill greater confidence among shareholders, as management's interests are further aligned with their own.
• Employees: A CEO's planned stock purchase can signal stability and confidence in the company's future, potentially boosting employee morale.

Next Steps

• The planned acquisition of 25,000 shares of common stock by Robert Piconi is scheduled for September 16, 2025.

Key Dates

Recommendation

The planned insider purchase by CEO Robert Piconi is a positive indicator of management's confidence in Energy Vault Holdings. While insider buying generally suggests a favorable outlook, this is a pre-scheduled transaction under a 10b5-1 plan for a relatively modest amount compared to his total holdings. It reinforces a "hold" recommendation, suggesting investors maintain their current positions, as it provides a positive signal without necessarily warranting an immediate "buy" action based solely on this filing.

Keywords

Energy Vault, NRGV, Robert Piconi, CEO, insider buying, stock purchase, Form 4, 10b5-1 plan, equity acquisition, energy storage