Company · CIK 0001845437 · SIC 3620 — Electrical Industrial Apparatus · NYSE
Net Power Inc. · NPWR
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 8, 2026 SForm 4 → | Sep 10, 6:01 pm EDT | 8 Rivers Capital, LLC +110% Owner | 250,000 | $1.88 | $469,595 | 750,000 | −25.0% | |
| Sep 8, 2026 SForm 4 → | Sep 10, 6:00 pm EDT | NPEH, LLC10% Owner | 250,000 | $1.88 | $469,595 | 750,000 | −25.0% | |
| Aug 25, 2026 SForm 4 → | Aug 27, 6:02 pm EDT | NPEH, LLC10% Owner | 242,900 | $1.91 | $463,333 | 1,000,000 | −19.5% | |
| Aug 25, 2026 SForm 4 → | Aug 27, 6:00 pm EDT | 8 Rivers Capital, LLC +110% Owner | 242,900 | $1.91 | $463,333 | 1,000,000 | −19.5% | |
| Aug 12, 2026 SForm 4 → | Aug 14, 6:01 pm EDT | NPEH, LLC10% Owner | 757,100 | $1.84 | $1,395,933 | 1,242,900 | −37.9% | |
| Aug 12, 2026 SForm 4 → | Aug 14, 6:00 pm EDT | 8 Rivers Capital, LLC +110% Owner | 757,100 | $1.84 | $1,395,933 | 1,242,900 | −37.9% | |
| Aug 7, 2026 SForm 4 → | Aug 11, 6:00 pm EDT | NPEH, LLC10% Owner | 150,745 | $1.55 | $234,145 | 2,000,000 | −7.01% | |
| Aug 7, 2026 SForm 4 → | Aug 11, 6:00 pm EDT | 8 Rivers Capital, LLC +110% Owner | 150,745 | $1.55 | $234,145 | 2,000,000 | −7.01% | |
| Aug 4, 2026 SForm 4 → | Aug 6, 6:02 pm EDT | 8 Rivers Capital, LLC +110% Owner | 349,255 | $1.52 | $530,620 | 2,150,745 | −14.0% | |
| Aug 4, 2026 SForm 4 → | Aug 6, 6:01 pm EDT | NPEH, LLC10% Owner | 349,255 | $1.52 | $530,620 | 2,150,745 | −14.0% | |
| Jul 28, 2026 SForm 4 → | Jul 30, 6:00 pm EDT | NPEH, LLC10% Owner | 255,858 | $1.43 | $366,959 | 2,500,000 | −9.28% | |
| Jul 28, 2026 SForm 4 → | Jul 30, 6:00 pm EDT | 8 Rivers Capital, LLC +110% Owner | 255,858 | $1.43 | $366,959 | 2,500,000 | −9.28% | |
| Jul 21, 2026 SForm 4 → | Jul 23, 7:40 pm EDT | 8 Rivers Capital, LLC +110% Owner | 209,142 | $1.52 | $318,693 | 2,755,858 | −7.05% | |
| Jul 21, 2026 SForm 4 → | Jul 23, 7:37 pm EDT | NPEH, LLC10% Owner | 209,142 | $1.52 | $318,693 | 2,755,858 | −7.05% | |
| Jun 3, 2026 AForm 4 → | Aug 31, 7:34 am EDT | Alejandra VeltmannDirector | 71,770 | — | — | 176,151 | — | late |
| Jun 3, 2026 AForm 4 → | Aug 31, 7:34 am EDT | Carol R. PetersonDirector | 71,770 | — | — | 176,151 | — | late |
| Jun 3, 2026 AForm 4 → | Aug 31, 7:33 am EDT | Joseph T KelliherDirector | 71,770 | — | — | 176,151 | — | late |
| Jun 3, 2026 AForm 4 → | Aug 31, 7:33 am EDT | Ralph AlexanderDirector | 71,770 | — | — | 176,151 | — | late |
Reported at this company — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.