| Symbol | CLIR |
|---|---|
| Name | CLEARSIGN TECHNOLOGIES CORP |
| Sector | UNDEFINED |
| Region | UNDEFINED |
| Industry | Industrial Instruments For Measurement, Display, and Control |
| Address | 8023 E. 63RD PLACE, SUITE 101, TULSA, OK 74133 |
| Telephone | (918) 500-7312 |
| Fax | — |
| — | |
| Website | — |
| Incorporation | UNDEFINED |
| Incorporated On | — |
| Employees | — |
| Fiscal Year | — |
| Public Since | — |
| Exchanges | NASDAQ |
| Auditor | — |
| Audit Status | NOT PROVIDED |
| Reporting Status | — |
| CIK | 0001434524 |
| Description | None |
New Form ARS - ClearSign Technologies Corp <b>Filed:</b> 2026-04-28 <b>AccNo:</b> 0001104659-26-050341 <b>Size:</b> 1 MB
Read moreNew Form DEFA14A - ClearSign Technologies Corp <b>Filed:</b> 2026-04-28 <b>AccNo:</b> 0001104659-26-050320 <b>Size:</b> 388 KB
Read moreNew Form DEF 14A - ClearSign Technologies Corp <b>Filed:</b> 2026-04-28 <b>AccNo:</b> 0001104659-26-049883 <b>Size:</b> 2 MB
Read moreDirector Silva Gil Todd 🟢 acquired 2.0K shares of ClearSign Technologies Corp (CLIR) at $5.32 Transaction Date: Apr 23, 2026 | Filing ID: 049607
Read moreNew Form 4/A - ClearSign Technologies Corp <b>Filed:</b> 2026-04-27 <b>AccNo:</b> 0001104659-26-049608 <b>Size:</b> 7 KB
Read more(70% Positive) CLEARSIGN TECHNOLOGIES CORP (CLIR) Reports Q2 2026 Financial Results
Read moreDirector Basenese Lou 🟢 acquired 3.0K shares (1 derivative) of ClearSign Technologies Corp (CLIR) at $4.36 Transaction Date: Mar 31, 2026 | Filing ID: 039311
Read moreDirector Silva Gil Todd 🟢 acquired 6.5K shares (2 derivative) of ClearSign Technologies Corp (CLIR) at $4.36 Transaction Date: Mar 31, 2026 | Filing ID: 039310
Read moreDirector DIGIANDOMENICO ANTHONY 🟢 acquired 3.0K shares (1 derivative) of ClearSign Technologies Corp (CLIR) at $4.36 Transaction Date: Mar 31, 2026 | Filing ID: 039309
Read more