ClearSign Technologies Corporation (CLIR) stock declined over -3.11%, trading at $0.56 on NASDAQ, down from the previous close of $0.58. The stock opened at $0.55, fluctuating between $0.55 and $0.58 in the recent session.
| Filing Date | Accepted Date | |
|---|---|---|
| Filing Date | Accepted Date | |
|---|---|---|
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Feb 26, 2026 | 0.55 | 0.58 | 0.55 | 0.56 | 66.89K |
| Feb 25, 2026 | 0.57 | 0.59 | 0.56 | 0.58 | 66.86K |
| Feb 24, 2026 | 0.60 | 0.61 | 0.55 | 0.59 | 75.09K |
| Feb 23, 2026 | 0.59 | 0.60 | 0.58 | 0.59 | 46.78K |
| Feb 20, 2026 | 0.62 | 0.64 | 0.59 | 0.59 | 37.23K |
| Feb 19, 2026 | 0.62 | 0.64 | 0.61 | 0.62 | 73.41K |
| Feb 18, 2026 | 0.62 | 0.65 | 0.60 | 0.61 | 42.47K |
| Feb 17, 2026 | 0.61 | 0.63 | 0.59 | 0.63 | 22.22K |
| Feb 13, 2026 | 0.60 | 0.63 | 0.59 | 0.61 | 123.59K |
| Feb 12, 2026 | 0.59 | 0.61 | 0.56 | 0.61 | 81.2K |
| Feb 11, 2026 | 0.61 | 0.63 | 0.58 | 0.58 | 84.36K |
| Feb 10, 2026 | 0.65 | 0.65 | 0.61 | 0.61 | 70.61K |
| Feb 09, 2026 | 0.62 | 0.70 | 0.59 | 0.66 | 247.07K |
| Feb 06, 2026 | 0.58 | 0.59 | 0.55 | 0.58 | 54.26K |
| Feb 05, 2026 | 0.57 | 0.59 | 0.56 | 0.57 | 82.68K |
| Feb 04, 2026 | 0.60 | 0.61 | 0.57 | 0.59 | 82.69K |
| Feb 03, 2026 | 0.57 | 0.62 | 0.56 | 0.61 | 68.57K |
| Feb 02, 2026 | 0.59 | 0.65 | 0.54 | 0.60 | 160.52K |
| Jan 30, 2026 | 0.61 | 0.65 | 0.60 | 0.60 | 35.4K |
| Jan 29, 2026 | 0.64 | 0.65 | 0.58 | 0.60 | 118.28K |
ClearSign Technologies Corporation designs and develops products and technologies to enhance operational performance, energy efficiency, emission reduction, safety, and overall cost-effectiveness of industrial and commercial systems in the United States and the People's Republic of China. Its ClearSign Core Burner Technology consists of an industrial burner body and a downstream porous ceramic structure or metal flame stabilizing device; ClearSign Core Plug & Play technology provides direct burner replacement for traditional refinery process heaters; and ClearSign Eye Flame Sensor, an electrical flame sensor for industrial applications. The company also provides ClearSign Core Boiler Burner; and ClearSign Core Flaring Burners technologies. It serves energy, institutional, commercial and industrial boiler, chemical, and petrochemical industries. The company was formerly known as ClearSign Combustion Corporation and changed its name ClearSign Technologies Corporation in November 2019. ClearSign Technologies Corporation was incorporated in 2008 and is headquartered in Tulsa, Oklahoma.
| Employees | 18 |
| Beta | 1.24 |
| Sales or Revenue | $2.40M |
| 5Y Sales Change% | 1.682% |
| Fiscal Year Ends | December |
| Sector | Industrials |
| Industry | Industrial - Pollution & Treatment Controls |
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