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CLIRNasdaqIndustrial Instruments For Measurement, Display, and ControlFiscal year ends December 31

ClearSign Technologies Corp

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 14, 2026
$2.34−0.06 (-2.50%)

Close on Oct 19, 2026

Market cap
$13.88M
P/E (TTM)
–
Dividend yield
–

Share price

−$6.17 (−72.50%)past year

Daily closes, adjusted for splits. Drag across the chart to measure a change.EarningsSplit

ClearSign Technologies Corp grew revenue 82.7% to $5.45M over the twelve months to Jun 30, 2026. Free cash flow was -$4.74M.

Revenue
$5.45M
+82.7% vs. a year earlier
Operating income
-$6.35M
TTM Q2 2026
Free cash flow
-$4.74M
FY2025
EPS, diluted
-$0.93
TTM Q2 2026

Key statistics

Valuation at the latest close; fundamentals over the trailing twelve months, balances at Jun 30, 2026

Valuation

Market cap
$13.88M
P/E ratio
–
Price to sales
2.55
Price to book
–
Dividend yield
–
Free cash flow yield
-34.15%

Fundamentals

Revenue
$5.45M
Net income
-$5.24M
EPS, diluted
-$0.93
Free cash flow
-$4.74M
Diluted shares
6M

Fifteen years at a glance

Fiscal years 2011 to 2025 and trailing twelve months, USD

Revenue

$5.45M+82.7% YoY

Gross profit

$1.01M+13.3% YoY

Operating income

-$6.35M

Net income

-$5.24M

EPS, diluted

-$0.93

Free cash flow

–
Reported periodTrailing twelve months