CLIR - CIK 0001434524
ClearSign Technologies Corp has filed 769 documents with the SEC between 2008 and 2026. The most frequent type is insider trade (294 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Major company event | 8-K | 2019-08-28 | 2019-08-26 |
| Major company event | 8-K | 2019-08-16 | 2019-08-14 |
| Quarterly report | 10-Q | 2019-08-14 | 2019-06-30 |
| EFFECT | - | 2019-07-12 | - |
| Company correspondence | CORRESP | 2019-07-10 | - |
| Major company event | 8-K | 2019-07-10 | 2019-07-10 |
| Major company event | 8-K | 2019-07-10 | 2019-07-09 |
| SEC correspondence | UPLOAD | 2019-07-10 | - |
| Activist ownership stake (update) | SC 13D/A | 2019-07-08 | - |
| Insider trade | 4 | 2019-07-03 | 2019-06-30 |
| Insider trade | 4 | 2019-07-03 | 2019-06-30 |
| Insider trade | 4 | 2019-07-03 | 2019-06-30 |
| Insider trade | 4 | 2019-07-03 | 2019-06-30 |
| Insider trade | 4 | 2019-07-03 | 2019-06-30 |
| Securities registration | S-3 | 2019-06-27 | - |
| Major company event | 8-K | 2019-06-12 | 2019-06-11 |
| Major company event (amended) | 8-K/A | 2019-06-05 | 2019-05-08 |
| Insider trade | 4 | 2019-05-20 | 2019-05-17 |
| Quarterly report | 10-Q | 2019-05-14 | 2019-03-31 |
| Insider trade | 4 | 2019-05-13 | 2019-05-09 |
| Insider trade | 4 | 2019-05-13 | 2019-05-09 |
| Insider trade | 4 | 2019-05-13 | 2019-05-09 |
| Insider trade | 4 | 2019-05-13 | 2019-05-09 |
| Insider trade | 4 | 2019-05-13 | 2019-05-09 |
| Major company event | 8-K | 2019-05-13 | 2019-05-08 |
| Major company event | 8-K | 2019-05-08 | 2019-05-08 |
| Major company event | 8-K | 2019-04-18 | 2019-04-17 |
| Proxy statement | DEF 14A | 2019-04-04 | 2019-05-08 |
| Major company event | 8-K | 2019-04-02 | 2019-04-01 |
| PRE 14A | - | 2019-03-21 | 2019-03-21 |
| Insider trade | 4 | 2019-03-20 | 2019-03-19 |
| Major company event | 8-K | 2019-03-19 | 2019-03-19 |
| Annual report | 10-K | 2019-03-12 | 2018-12-31 |
| Major company event | 8-K | 2019-02-20 | 2019-02-20 |
| Major company event | 8-K | 2019-02-12 | 2019-02-06 |
| Insider trade | 4 | 2019-02-08 | 2019-02-06 |
| Insider trade | 4 | 2019-02-08 | 2019-02-06 |
| Insider trade | 4 | 2019-02-08 | 2019-02-06 |
| New insider ownership | 3 | 2019-01-31 | 2019-01-28 |
| New insider ownership | 3 | 2019-01-31 | 2019-01-29 |
| Major company event | 8-K | 2019-01-30 | 2019-01-24 |
| Delisting notice | 25-NSE | 2019-01-25 | - |
| Activist ownership stake | SC 13D | 2019-01-18 | - |
| New insider ownership | 3 | 2019-01-18 | 2019-01-08 |
| Major company event | 8-K | 2019-01-10 | 2019-01-08 |
| Major company event | 8-K | 2019-01-10 | 2019-01-04 |
| Major company event | 8-K | 2019-01-07 | 2018-12-31 |
| Insider trade | 4 | 2019-01-04 | 2018-12-31 |
| Insider trade | 4 | 2019-01-04 | 2018-12-31 |
| Insider trade | 4 | 2019-01-04 | 2018-12-31 |