ClearSign Reports Record 2025 Revenue, Strong Order Backlog Amidst Financial Challenges
CLIR sits 66% above its 52-week low of $3.24 on elevated volume (4.2× avg).
Summary
ClearSign Technologies reported record quarterly and annual revenues for 2025, driven by significant new orders and expanded product capabilities, providing crucial operational momentum amidst ongoing financial challenges.
Key Events · Earnings and Guidance · CLIR
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Record Revenue Achieved
The company reported record quarterly revenue of $3.7 million for Q4 2025 and record annual revenue of $5.2 million for the full fiscal year 2025, representing a 44% year-over-year increase.
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Significant New Orders Secured
ClearSign received engineering orders for 36 process burner heaters and 32 burner process heaters from major refiners, along with a fifth low-emission flare order, expanding its project backlog.
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Expanded Market & Product Capabilities
New burner configurations and successful testing of 100% hydrogen-capable technology (ClearSign Core-2) are opening new addressable markets, including horizontally fired heaters and potential entry into ethylene manufacturing.
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Strong Sales Pipeline
The company's process burner pipeline now totals approximately 225 burners, with a key demonstration of new technology scheduled for April 23rd to major industry decision-makers.
Analysis · CLIR · Industrial Applications And Services
ClearSign Technologies reported record revenues for both the fourth quarter and full fiscal year 2025, demonstrating significant operational traction and market recognition. This positive operational momentum, including securing substantial new orders and expanding product capabilities into new configurations and hydrogen-capable burners, is critical for the company, especially following its recent 'going concern' warning. While net losses increased and cash burn continued, the company expressed confidence in its working capital and the self-funding nature of its projects, suggesting a potential path to improved financial health through continued revenue growth and backlog conversion.
How filings like this one have moved
In the 30 days to Sep 16, 2026, 30% of the 1759 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.34%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, CLIR was trading at $5.39 on NASDAQ in the Industrial Applications And Services sector, with a market capitalization of approximately $28.6M. The 52-week trading range was $3.24 to $11.20. This filing was assessed with neutral market sentiment and an importance score of 7 out of 10.