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ClearSign Technologies Corporation (CLIR)
NASDAQ: CLIR · Real-Time Price · USD
3.320
-0.190 (-5.41%)
At close: Oct 5, 2026, 4:00 PM EDT
3.300
-0.020 (-0.60%)
After-hours: Oct 5, 2026, 7:30 PM EDT

ClearSign Technologies Financials Overview

Millions USD. Fiscal year is Jan - Dec.

Revenue & Profits
Chart
Fiscal YearTTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period EndingJun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Revenue
5.455.233.62.40.370.61
Revenue Growth
82.74%45.55%49.65%542.51%-38.39%-
Gross Profit
1.011.421.120.820.12-0.45
Operating Income
-6.35-6.67-6.49-5.98-6.12-8.15
Net Income
-5.24-5.5-5.3-5.19-5.76-7.89
Earnings Per Share
-0.92-0.99-1.08-1.35-1.63-2.53
EPS Growth
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Cash & Debt
Chart
Fiscal YearCurrentFY 2025FY 2024FY 2023FY 2022FY 2021
Period EndingJun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Cash & Investments
9.899.1814.045.689.067.61
Total Debt
0.120.160.190.240.360.56
Net Cash (Debt)
9.779.0213.855.448.77.05
Net Cash Growth
-19.45%-34.90%154.49%-37.45%23.34%-13.53%
Net Cash Per Share
1.721.622.831.412.462.26

Cash Flow & CapEx
Chart
Fiscal YearTTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period EndingJun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Operating Cash Flow
-5.7-4.74-4.37-3.23-4.99-6.71
Capital Expenditures
--0-0.04--0.01-0.07
Free Cash Flow
-5.7-4.74-4.41-3.23-5-6.78
Free Cash Flow Growth
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Margins
Chart
Fiscal YearTTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period EndingJun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Gross Margin
18.49%27.21%31.09%34.00%31.02%-74.46%
Operating Margin
-116.55%-127.46%-180.42%-248.90%-1635.56%-1341.85%
Pretax Margin
-96.07%-105.01%-147.36%-216.15%-1539.57%-1300.16%
Profit Margin
-96.07%-105.01%-147.36%-216.15%-1539.57%-1300.00%
FCF Margin
-104.53%-90.56%-122.69%-134.54%-1337.43%-1116.97%

Valuation
Chart
Fiscal YearCurrentFY 2025FY 2024FY 2023FY 2022FY 2021
Period EndingOct '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
PS Ratio
4.165.6620.1217.8154.4971.78