ClearSign Technologies (CLIR) Operating Expenses (2011 - 2026)

ClearSign Technologies (CLIR) has 16 years of Operating Expenses data on file, last reported at $1.9 million in Q1 2026.

• For the quarter ending Q1 2026, Operating Expenses fell 23.11% year-over-year to $1.9 million; the trailing twelve-month figure through Mar 2026 stood at $7.5 million (down 10.06% YoY), and the FY2025 full-year result was $8.1 million, up 6.43% from the prior year.
• Operating Expenses for Q1 2026 stood at $1.9 million, up from $1.6 million in the prior quarter.
• Across five years, Operating Expenses topped out at $2.5 million in Q1 2025 and bottomed at $1.5 million in Q4 2022.
• The 5-year median for Operating Expenses is $1.8 million (2024), against an average of $1.8 million.
• The widest annual swing landed in 2022, when Operating Expenses tumbled 31.34%; it then jumped 45.23% in 2025.
• A 5-year view of Operating Expenses shows it stood at $1.5 million in 2022, then rose by 14.09% to $1.7 million in 2023, then advanced by 2.63% to $1.8 million in 2024, then decreased by 7.01% to $1.6 million in 2025, then advanced by 15.63% to $1.9 million in 2026.
• The last three Operating Expenses figures came in at $1.9 million (Q1 2026), $1.6 million (Q4 2025), and $2.1 million (Q3 2025), per Business Quant data.

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