NET Power Inc. — All Filings
312 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-025970 | Mar 10, 2026 | Mar 6, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-025969 | Mar 10, 2026 | Mar 6, 2026 |
| 10-K | 10-K | 0001845437-26-000009 | Mar 9, 2026 | Dec 31, 2025 |
| 8-K | 8-K | 0001845437-26-000007 | Mar 9, 2026 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-024242 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-024241 | Mar 5, 2026 | Mar 3, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-022378 | Mar 2, 2026 | Feb 26, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-022377 | Mar 2, 2026 | Feb 26, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-018703 | Feb 23, 2026 | Feb 19, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-018702 | Feb 23, 2026 | Feb 19, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-017183 | Feb 18, 2026 | Feb 13, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-017182 | Feb 18, 2026 | Feb 13, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-014480 | Feb 12, 2026 | Feb 10, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-014477 | Feb 12, 2026 | Feb 10, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-009308 | Feb 2, 2026 | Jan 29, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-009305 | Feb 2, 2026 | Jan 29, 2026 |
| SCHEDULE 13D/A | — | 0001104659-26-007532 | Jan 28, 2026 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-007528 | Jan 28, 2026 | Jan 26, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-007527 | Jan 28, 2026 | Jan 26, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-004650 | Jan 16, 2026 | Jan 14, 2026 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-26-004647 | Jan 16, 2026 | Jan 14, 2026 |
| 8-K | 8-K | 0001845437-26-000002 | Jan 5, 2026 | Dec 29, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-124958 | Dec 29, 2025 | Dec 24, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-124957 | Dec 29, 2025 | Dec 24, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-124304 | Dec 23, 2025 | Dec 19, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-124300 | Dec 23, 2025 | Dec 19, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-120367 | Dec 11, 2025 | Dec 9, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-120366 | Dec 11, 2025 | Dec 9, 2025 |
| SCHEDULE 13D/A | — | 0001104659-25-119737 | Dec 9, 2025 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-119362 | Dec 8, 2025 | Dec 4, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-119359 | Dec 8, 2025 | Dec 4, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-117793 | Dec 2, 2025 | Nov 28, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-117791 | Dec 2, 2025 | Nov 28, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-115529 | Nov 24, 2025 | Nov 20, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-115527 | Nov 24, 2025 | Nov 20, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-114214 | Nov 19, 2025 | Nov 17, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-114213 | Nov 19, 2025 | Nov 17, 2025 |
| 10-Q | 10-Q | 0001845437-25-000061 | Nov 13, 2025 | Sep 30, 2025 |
| 8-K | 8-K | 0001845437-25-000060 | Nov 13, 2025 | — |
| SCHEDULE 13D/A | — | 0001104659-25-106569 | Nov 4, 2025 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-106553 | Nov 4, 2025 | Oct 31, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-106551 | Nov 4, 2025 | Oct 31, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-106545 | Nov 4, 2025 | Oct 31, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-104537 | Oct 30, 2025 | Oct 28, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-104536 | Oct 30, 2025 | Oct 28, 2025 |
| SCHEDULE 13D/A | — | 0001104659-25-103893 | Oct 29, 2025 | — |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-102684 | Oct 27, 2025 | Oct 23, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-102683 | Oct 27, 2025 | Oct 23, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-101628 | Oct 22, 2025 | Oct 20, 2025 |
| 4 | OWNERSHIP DOCUMENT | 0001104659-25-101627 | Oct 22, 2025 | Oct 20, 2025 |