ClearSign Technologies Corporation (Nasdaq: CLIR) provided an operational update for the third quarter ended September 30, 2025. The company reported an increase in order flow, which it attributes to growing market acceptance of its advanced combustion and sensing technologies. As of September 30, 2025, there were 52,517,048 shares of the company's common stock issued and outstanding. During and subsequent to the third quarter, ClearSign received two separate orders for its ClearSign Core™ M25 burners from heater manufacturer Devco Process Heaters. One burner is scheduled for installation in a hot oil heater at a New Mexico gas processing facility, and the other will be retrofitted into an existing hot oil heater at a multinational energy company's facility in West Texas. Both burners are expected to be delivered in the first quarter of 2026. The company also indicated its intention to ship a previously announced major order before year-end and continues to expand its installation base and sales pipeline.