CLIR News — Page 2
Official issuer or fund updates, exact SEC current reports, and large established publisher coverage, newest first. Every lawfully retained item remains in the corpus; each public page contains at most 100 rows. Headlines open the exact source; summaries are concise descriptions and not investment recommendations. Captured 2026-08-31.
| Date | Type | Publisher | Headline | Summary |
|---|---|---|---|---|
| 2019-05-13 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,5.02,5.07,7.01,9.01. |
| 2019-05-08 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2019-04-18 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 3.01. |
| 2019-04-02 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2019-03-19 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,8.01,9.01. |
| 2019-02-20 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2019-02-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,8.01. |
| 2019-01-30 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,7.01,9.01. |
| 2019-01-10 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,9.01. |
| 2019-01-10 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,7.01,9.01. |
| 2019-01-07 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,9.01. |
| 2018-11-08 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2018-10-09 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.03. |
| 2018-10-01 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,7.01,8.01,9.01. |
| 2018-08-29 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2018-08-13 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2018-07-20 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 3.02,5.02,5.03,7.01,9.01. |
| 2018-07-17 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,7.01,9.01. |
| 2018-05-11 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2018-05-04 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.07. |
| 2018-04-18 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2018-03-27 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2018-02-26 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,8.01,9.01. |
| 2018-02-16 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2018-02-13 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,5.03. |
| 2018-01-22 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,8.01. |
| 2017-11-17 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2017-11-02 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,9.01. |
| 2017-09-08 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,9.01. |
| 2017-08-15 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2017-06-27 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2017-05-11 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,7.01,9.01. |
| 2017-05-05 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.07. |
| 2017-04-21 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2017-04-13 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2017-03-15 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,8.01. |
| 2017-02-14 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,7.01,9.01. |
| 2017-01-26 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,8.01,9.01. |
| 2017-01-24 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K/A | ClearSign Technologies Corp filed Form 8-K/A covering items 9.01. |
| 2017-01-24 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2016-12-07 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,7.01,8.01,9.01. |
| 2016-11-15 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2016-08-23 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2016-08-11 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2016-06-28 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2016-05-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2016-05-10 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.07. |
| 2016-03-22 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2016-03-03 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2016-02-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,8.01. |
| 2015-11-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2015-08-13 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2015-08-05 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2015-06-03 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2015-05-14 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2015-05-11 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.07. |
| 2015-02-26 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2015-02-13 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2015-02-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,7.01,9.01. |
| 2015-02-05 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02,9.01. |
| 2015-02-05 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,7.01,8.01,9.01. |
| 2014-12-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,5.02,7.01,9.01. |
| 2014-11-13 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2014-08-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2014-05-09 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2014-05-08 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.07,8.01. |
| 2014-03-11 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2014-02-28 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 1.01,8.01,9.01. |
| 2013-11-12 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2013-08-15 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2013-05-06 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2013-05-06 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2013-02-22 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2013-01-22 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2013-01-18 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 5.02. |
| 2012-11-08 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-10-11 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-09-27 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-08-27 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-08-24 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-08-21 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-08-16 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-08-06 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-08-02 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-07-30 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-06-28 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 8.01,9.01. |
| 2012-06-19 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 8.01,9.01. |
| 2012-06-11 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 2.02,9.01. |
| 2012-06-05 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 7.01,9.01. |
| 2012-05-15 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 8.01,9.01. |
| 2012-04-30 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 8.01,9.01. |
| 2012-04-25 | Current report | SEC filing | ClearSign Technologies Corp filed Form 8-K | ClearSign Technologies Corp filed Form 8-K covering items 8.01,9.01. |