ClearSign Technologies Corporation (CLIR) SEC Filings

ClearSign Technologies Corporation (CLIR) SEC EDGAR filings (10-Q, 8-K, DEF 14A, 10-K, S-1/A, S-1), newest first; latest 10-Q filed 2026-08-14. Every filing links to the canonical SEC document. First-party data.

SEC filings — source: EDGAR

Filed	Form	Title
2026-08-14	10-Q	10-Q filed 2026-08-14 by ClearSign Technologies Corp
2026-08-11	8-K	8-K filed 2026-08-11 by ClearSign Technologies Corp
2026-07-23	8-K	8-K filed 2026-07-23 by ClearSign Technologies Corp
2026-07-06	8-K	8-K filed 2026-07-06 by ClearSign Technologies Corp
2026-06-18	8-K	8-K filed 2026-06-18 by ClearSign Technologies Corp
2026-06-09	8-K	8-K filed 2026-06-09 by ClearSign Technologies Corp
2026-06-01	8-K	8-K filed 2026-06-01 by ClearSign Technologies Corp
2026-05-28	8-K	8-K filed 2026-05-28 by ClearSign Technologies Corp
2026-05-21	8-K	8-K filed 2026-05-21 by ClearSign Technologies Corp
2026-05-15	10-Q	10-Q filed 2026-05-15 by ClearSign Technologies Corp
2026-04-28	DEF 14A	DEF 14A filed 2026-04-28 by ClearSign Technologies Corp
2026-04-10	8-K	8-K filed 2026-04-10 by ClearSign Technologies Corp
2026-03-31	10-K	10-K filed 2026-03-31 by ClearSign Technologies Corp
2026-03-30	8-K	8-K filed 2026-03-30 by ClearSign Technologies Corp
2026-03-10	8-K	8-K filed 2026-03-10 by ClearSign Technologies Corp
2026-03-04	8-K	8-K filed 2026-03-04 by ClearSign Technologies Corp
2026-02-25	8-K	8-K filed 2026-02-25 by ClearSign Technologies Corp
2026-02-02	DEF 14A	DEF 14A filed 2026-02-02 by ClearSign Technologies Corp
2026-01-07	8-K	8-K filed 2026-01-07 by ClearSign Technologies Corp
2025-12-08	8-K	8-K filed 2025-12-08 by ClearSign Technologies Corp
2025-11-21	8-K	8-K filed 2025-11-21 by ClearSign Technologies Corp
2025-11-17	8-K	8-K filed 2025-11-17 by ClearSign Technologies Corp
2025-11-14	10-Q	10-Q filed 2025-11-14 by ClearSign Technologies Corp
2025-09-30	8-K	8-K filed 2025-09-30 by ClearSign Technologies Corp
2025-08-29	8-K	8-K filed 2025-08-29 by ClearSign Technologies Corp
2025-08-20	S-1/A	S-1/A filed 2025-08-20 by ClearSign Technologies Corp
2025-08-15	8-K	8-K filed 2025-08-15 by ClearSign Technologies Corp
2025-08-14	10-Q	10-Q filed 2025-08-14 by ClearSign Technologies Corp
2025-08-12	S-1	S-1 filed 2025-08-12 by ClearSign Technologies Corp
2025-08-08	8-K	8-K filed 2025-08-08 by ClearSign Technologies Corp

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Data sourced from U.S. SEC EDGAR. Not personalized investment advice.