| $75M | ||
| $23M | ||
| $3M | ||
| $2M | ||
| $1M | ||
| $694,954 |
Buys | $647,858 | 16 | 46 |
Sells | $18,230,424 | 19 | 54 |
| Piconi Robert | Chief Executive Officer | 6 | $390,159 | 4 | $68,575 | $321,584 |
| Paulson Larry | director | 3 | $111,194 | 0 | $0 | $111,194 |
| Hixon Dylan | director | 2 | $68,222 | 0 | $0 | $68,222 |
| Ertel Thomas R | director | 2 | $39,380 | 0 | $0 | $39,380 |
| Mandanas Mary Beth | director | 1 | $20,520 | 0 | $0 | $20,520 |
| Wiese Christopher | Chief Operating Officer | 1 | $9,858 | 4 | $43,166 | $-33,308 |
| Fariello Theresa M | director | 1 | $8,525 | 0 | $0 | $8,525 |
| Beer Michael Thomas | Chief Financial Officer | 0 | $0 | 3 | $381,264 | $-381,264 |
| Ladwa Akshay | Chief Engineering Officer | 0 | $0 | 7 | $787,419 | $-787,419 |
| SOFTBANK VISION FUND (AIV M2) L.P. | 10 percent owner | 0 | $0 | 1 | $16.95M | $-16.95M |
Energy Vault Holdings, Inc. develops and sells energy storage solutions. The company offers gravity-based storage systems, including EVx Platform, a scalable, modular product line starting from 40-megawatt hour to multi-gigawatt hours to address grid resiliency needs in shorter durations; Energy Vault Resiliency Center, a scalable, gigawatt hour scale product line designed to address grid resiliency needs to manage energy disruptive climate events; and Energy Vault solutions. Its solutions allow utilities, independent power producers, and large energy users to manage their power portfolios and efficiently dispatch power. Energy Vault Holdings, Inc. is based in Westlake Village, California.
Over the last 12 months, insiders at Energy Vault Holdings, Inc. have bought $647,858 and sold $18.23M worth of Energy Vault Holdings, Inc. stock.
On average, over the past 5 years, insiders at Energy Vault Holdings, Inc. have bought $481,757 and sold $6.15M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Piconi Robert (Chief Executive Officer) — $390,159. Paulson Larry (director) — $111,194. Hixon Dylan (director) — $68,222.
The last purchase of 10,000 shares for transaction amount of $29,958 was made by Piconi Robert (Chief Executive Officer) on 2025‑11‑14.
| 2026-01-15 | Sale | SOFTBANK VISION FUND (AIV M2) L.P. | 10 percent owner | 3M 1.6751% | $5.65 | $16.95M | -21.56% | |
| 2025-12-23 | Sale | Beer Michael Thomas | Chief Financial Officer | 50,000 0.0319% | $4.91 | $245,540 | -1.87% | |
| 2025-11-14 | Piconi Robert | Chief Executive Officer | 10,000 0.0057% | $3.00 | $29,958 | +52.58% | ||
| 2025-09-25 | Sale | Ladwa Akshay | Chief Operations Officer | 75,000 0.0469% | $3.11 | $233,025 | +28.06% | |
| 2025-09-24 | Sale | Ladwa Akshay | Chief Operations Officer | 75,000 0.0449% | $2.98 | $223,200 | +31.76% | |
| 2025-09-23 | Sale | Ladwa Akshay | Chief Operations Officer | 75,000 0.0471% | $3.23 | $242,625 | +24.76% | |
| 2025-09-19 | Piconi Robert | Chief Executive Officer | 17,500 0.0122% | $3.02 | $52,875 | +24.92% | ||
| 2025-09-18 | Paulson Larry | director | 20,000 0.0126% | $2.40 | $47,998 | +44.78% | ||
| 2025-09-17 | Piconi Robert | Chief Executive Officer | 50,000 0.0315% | $2.30 | $115,120 | +61.65% | ||
| 2025-09-16 | Piconi Robert | Chief Executive Officer | 25,000 0.0152% | $2.21 | $55,285 | +65.93% | ||
| 2025-09-12 | Sale | Beer Michael Thomas | Chief Financial Officer | 50,000 0.0292% | $2.17 | $108,250 | +63.76% | |
| 2025-09-11 | Mandanas Mary Beth | director | 10,000 0.0062% | $2.05 | $20,520 | +82.27% | ||
| 2025-08-29 | Piconi Robert | Chief Executive Officer | 22,500 0.0132% | $1.92 | $43,108 | +75.00% | ||
| 2025-08-29 | Hixon Dylan | director | 20,000 0.0125% | $1.92 | $38,310 | +75.00% | ||
| 2025-08-28 | Piconi Robert | Chief Executive Officer | 55,000 0.0305% | $1.71 | $93,814 | +85.79% | ||
| 2025-08-28 | Paulson Larry | director | 20,000 0.0134% | $1.78 | $35,598 | +85.79% | ||
| 2025-08-28 | Ertel Thomas R | director | 11,200 0.0076% | $1.81 | $20,229 | +85.79% | ||
| 2025-08-26 | Fariello Theresa M | director | 5,000 0.0032% | $1.71 | $8,525 | +107.65% | ||
| 2025-08-21 | Wiese Christopher | President, Energy Vault Labs | 6,200 0.0038% | $1.59 | $9,858 | +115.22% | ||
| 2025-08-14 | Hixon Dylan | director | 20,000 0.0118% | $1.50 | $29,912 | +119.11% |
| Piconi Robert | Chief Executive Officer | 20207242 12.0432% | $63.65M | 14 | 13 | <0.0001% |
| SOFTBANK VISION FUND (AIV M2) L.P. | 10 percent owner | 15535631 9.259% | $48.94M | 0 | 1 | |
| Ladwa Akshay | Chief Operations Officer | 1934582 1.153% | $6.09M | 0 | 23 | |
| Wiese Christopher | President, Energy Vault Labs | 1164138 0.6938% | $3.67M | 1 | 15 | |
| Beer Michael Thomas | Chief Financial Officer | 1150522 0.6857% | $3.62M | 0 | 3 | |
| Hixon Dylan | director | 900065 0.5364% | $2.84M | 2 | 0 | |
| Paulson Larry | director | 335636 0.2% | $1.06M | 3 | 0 | |
| Ertel Thomas R | director | 199206 0.1187% | $627,498.90 | 2 | 0 | |
| Mandanas Mary Beth | director | 184706 0.1101% | $581,823.90 | 1 | 0 | |
| Fariello Theresa M | director | 158950 0.0947% | $500,692.50 | 1 | 0 | |
| Pedretti Andrea | Chief Technology Officer | 2099011 1.251% | $6.61M | 0 | 8 | |
| GROSS WILLIAM | director | 1590997 0.9482% | $5.01M | 0 | 11 | |
| Terruzzin Marco | Chief Product Officer | 1482778 0.8837% | $4.67M | 0 | 19 | |
| ALEXANDER LAURENCE | Chief Marketing Officer | 1189336 0.7088% | $3.75M | 0 | 8 | |
| McMorrow Josh | Chief Legal Officer | 916875 0.5464% | $2.89M | 0 | 8 | |
| Icoren Goncagul | Chief People Officer | 865757 0.516% | $2.73M | 0 | 20 | |
| van Gaalen Johannes Cornelis Maria | Chief Financial Officer | 577268 0.344% | $1.82M | 0 | 2 |
| Increased Positions | 76 | +69.72% | 24M | +50.68% |
| Decreased Positions | 43 | -39.45% | 4M | -8.47% |
| New Positions | 36 | New | 7M | New |
| Sold Out Positions | 22 | Sold Out | 2M | Sold Out |
| Total Postitions | 142 | +30.28% | 67M | +42.21% |
| Sb Investment Advisers (Uk) Ltd | $90,639.00 | 11.03% | 18.54M | 0 | 0% | 2025-09-30 |
| Sailingstone Capital Partners Llc | $33,975.00 | 4.14% | 6.95M | -1M | -15.35% | 2025-09-30 |
| Millennium Management Llc | $28,649.00 | 3.49% | 5.86M | +3M | +141.24% | 2025-09-30 |
| Scoggin Management Lp | $25,673.00 | 3.13% | 5.25M | +2M | +75% | 2025-09-30 |
| Vanguard Group Inc | $8,917.00 | 1.09% | 1.82M | +308,509 | +20.36% | 2025-09-30 |
| Marshall Wace, Llp | $6,713.00 | 0.82% | 1.37M | +1M | +380.79% | 2025-09-30 |
| Blackrock, Inc. | $6,493.00 | 0.79% | 1.33M | -111,450 | -7.74% | 2025-09-30 |
| Geode Capital Management, Llc | $5,490.00 | 0.67% | 1.12M | +112,413 | +11.13% | 2025-09-30 |
| Castleknight Management Lp | $4,131.00 | 0.5% | 844,700 | -362,500 | -30.03% | 2025-09-30 |
| Gsa Capital Partners Llp | $3,784.00 | 0.46% | 773,858 | -707,187 | -47.75% | 2025-09-30 |