Mandanas Mary Beth 4

What Happened Mary Beth Mandanas, a director of Energy Vault Holdings, Inc. (NRGV), made an open-market purchase of 5,000 common shares on 2026-03-25 at $3.65 per share, for a total transaction value of $18,250. This was a straight purchase (code P), which is a direct buy rather than a sale or option exercise.

Key Details

• Transaction date and price: 2026-03-25, 5,000 shares at $3.65 per share (total $18,250).
• Filing date: Form 4 filed 2026-03-26 (one day after the transaction), which appears timely under standard Form 4 deadlines.
• Shares owned after transaction: Not specified in the provided filing data.
• Footnote: F1 notes the shares were purchased in one transaction at the price shown in Column 4.
• No indication of option exercise, gift, tax withholding, or a 10b5-1 plan in the provided information.

Context This is a modest-sized insider purchase (roughly $18k), which for retail investors can be seen as a routine direct purchase by a director. Because the filing shows a straightforward open-market buy with no additional conditions or derivative activity, it simply documents the director increasing her stake; it does not reveal motivation or signal a large shift in insider sentiment.