Mary Beth Mandanas, a director at Energy Vault Holdings ($NRGV), made one open market purchase of common shares worth $20,520 in the last 365 days, with the most recent on September 11, 2025. Her total ranks 3,796th among nearly 5,000 individual insiders, below the average purchase of $1.5 million across about 3.3 transactions. She reported no open market sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 25, 2026 | Energy Vault Holdings, Inc. | $NRGV | Mandanas Mary Beth | Director | P | Common Stock | 5000 | $3.65 | 350,838.0000 | 167,790,003 | 1.45% | 0.00% |
| Sept. 16, 2025 | Energy Vault Holdings, Inc. | $NRGV | Mandanas Mary Beth | Director | A | Common Stock | 161132 | $0.00 | 345,838.0000 | 154,242,940 | 87.24% | 0.10% |
| Sept. 11, 2025 | Energy Vault Holdings, Inc. | $NRGV | Mandanas Mary Beth | Director | P | Common Stock | 10000 | $2.05 | 184,706.0000 | 154,242,940 | 5.72% | 0.01% |
| May 24, 2024 | Energy Vault Holdings, Inc. | $NRGV | Mandanas Mary Beth | Director | A | Common Stock | 79337 | $0.00 | 174,706.0000 | 0 | 83.19% | 0.00% |