Beer Michael Thomas (CIK 1870889) reported 17 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-07-08). Recent activity: Buy NRGV (50,000 shares), Sell NRGV (65,000 shares), Sell NRGV (24,139 shares), Buy NRGV (50,000 shares), Sell NRGV (65,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-08 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Buy | 50,000 | $58,500 |
| 2026-07-08 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 65,000 | $265,200 |
| 2026-07-02 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 24,139 | $113,695 |
| 2026-04-08 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Buy | 50,000 | $58,500 |
| 2026-04-08 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 65,000 | $206,700 |
| 2026-04-02 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 28,738 | $94,835 |
| 2026-03-16 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Buy | 150,000 | $0 |
| 2026-01-30 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Buy | 200,000 | $0 |
| 2026-01-30 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 77,046 | $355,182 |
| 2026-01-30 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Buy | 200,000 | $0 |
| 2026-01-30 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 103,100 | $559,833 |
| 2026-01-23 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 15,693 | $72,345 |
| 2025-12-23 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 50,000 | $245,500 |
| 2025-10-14 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 15,581 | $46,276 |
| 2025-09-12 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 50,000 | $108,500 |
| 2025-07-18 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Sell | 33,897 | $27,457 |
| 2025-03-26 | Energy Vault Holdings, Inc. (NRGV) | Chief Financial Officer | Buy | 100,000 | $0 |
Source: SEC Form 4 filings · as of 2026-07-08