ClearSign Technologies Corp (CLIR)
CIK 1434524 · operating company. SEC filings, financial statements, 10-K sections, 8-K items and insider trades for ClearSign Technologies Corp.
Recent SEC filings
| Filed | Form | Accession number |
|---|---|---|
| Aug 20, 2026 | 8-K | 0001104659-26-099235 |
| Aug 14, 2026 | 10-Q | 0001104659-26-096539 |
| Aug 11, 2026 | 8-K | 0001104659-26-093758 |
| Aug 11, 2026 | 3 | 0001104659-26-094205 |
| Jul 31, 2026 | D | 0001104659-26-089253 |
| Jul 24, 2026 | 4 | 0001227099-26-000005 |
| Jul 24, 2026 | SCHEDULE 13G/A | 0001227099-26-000006 |
| Jul 23, 2026 | 8-K | 0001104659-26-086099 |
| Jul 6, 2026 | S-8 | 0001104659-26-080759 |
| Jul 6, 2026 | 8-K | 0001104659-26-080744 |
| Jul 6, 2026 | 424B5 | 0001104659-26-080740 |
| Jul 2, 2026 | 4 | 0001104659-26-080468 |
| Jul 2, 2026 | 4 | 0001104659-26-080470 |
| Jul 2, 2026 | 4 | 0001104659-26-080466 |
| Jun 18, 2026 | 8-K | 0001104659-26-075734 |
| Jun 9, 2026 | 8-K | 0001104659-26-071865 |
| Jun 1, 2026 | 8-K | 0001104659-26-068614 |
| Jun 1, 2026 | 424B5 | 0001104659-26-068611 |
| May 28, 2026 | 8-K | 0001104659-26-067517 |
| May 28, 2026 | 424B5 | 0001104659-26-067545 |
| May 21, 2026 | 8-K | 0001104659-26-065175 |
| May 15, 2026 | 10-Q | 0001104659-26-061940 |
| Apr 28, 2026 | DEFA14A | 0001104659-26-050320 |
| Apr 28, 2026 | ARS | 0001104659-26-050341 |
| Apr 28, 2026 | DEF 14A | 0001104659-26-049883 |