Robert Piconi
Chief Executive Officer at Energy Vault Holdings Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Energy Vault Holdings Inc., 3 years.
Energy Vault Holdings Inc.
Director · Chief Executive Officer
Chief executive roles
Energy Vault Holdings Inc.
· Chief Executive Officer
Dates unknown
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 30, 2026 | Energy Vault Holdings Inc. | Shares withheld for tax | −141,682 | $4.71 | $667,322 |
| Mar 31, 2026 | Energy Vault Holdings Inc. | Shares withheld for tax | −329,921 | $3.30 | $1,088,739 |
| Mar 31, 2026 | Energy Vault Holdings Inc. | Open-market purchase | +12,500 | $3.21 | $40,125 |
| Mar 5, 2026 | Energy Vault Holdings Inc. | Shares withheld for tax | −68,737 | $3.00 | $206,211 |
| Feb 26, 2026 | Energy Vault Holdings Inc. | Open-market purchase | +7,500 | $3.26 | $24,450 |
| Jan 22, 2026 | Energy Vault Holdings Inc. | Shares withheld for tax | −91,374 | $4.61 | $421,234 |
| Dec 11, 2025 | Energy Vault Holdings Inc. | Shares withheld for tax | −8,612 | $3.44 | $29,625 |
| Nov 14, 2025 | Energy Vault Holdings Inc. | Open-market purchase | +10,000 | $3.00 | $30,000 |
| Nov 13, 2025 | Energy Vault Holdings Inc. | Shares withheld for tax | −2,642 | $3.54 | $9,353 |
| Oct 10, 2025 | Energy Vault Holdings Inc. | Shares withheld for tax | −13,719 | $2.97 | $40,745 |
| Sep 22, 2025 | Energy Vault Holdings Inc. | Shares withheld for tax | −10,400 | $2.02 | $21,008 |
| Sep 19, 2025 | Energy Vault Holdings Inc. | Open-market purchase | +17,500 | $3.02 | $52,850 |
| Sep 17, 2025 | Energy Vault Holdings Inc. | Open-market purchase | +50,000 | $2.30 | $115,000 |
| Sep 16, 2025 | Energy Vault Holdings Inc. | Open-market purchase | +25,000 | $2.21 | $55,250 |
| Sep 4, 2025 | Energy Vault Holdings Inc. | Shares withheld for tax | −2,642 | $1.14 | $3,012 |
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