CLIR

MKT CAP:$24M

ClearSign Combustion Corporation

Market Cap

$24M

Industrials·Pollution & Treatment Controls·🇺🇸 United States·NASDAQ

Industrials·Pollution·🇺🇸·NASDAQ

Stock Price

$3.94-$1.76 (-30.88%)

Jun 5, 2026

52W High $10.6052W Low $3.46

Company Details

ClearSign Technologies Corporation designs and develops products and technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial systems in the United States and the People's Re...

CEO

—

IPO Date

Apr 25, 2012

Website

www.clearsign.com

Key Metrics TTM

Revenue

$5M

+73.5% YoY

Net Income

-$6M

EPS (Diluted)

Free Cash Flow

-$5M

Revenue / Share

$0.89

Gross Margin

16.6%

Operating Margin

-124.7%

Net Margin

-111.7%

FCF Margin

-99.8%

P/S

4.8x

P/E

Earnings Reports

Q1 2026

May 15, 2026

$191.0K-52.4%

FY 2025

Mar 31, 2026

$5M+45.6%

Q4 2025

Mar 31, 2026

$4M+522.2%

Q3 2025

Nov 14, 2025

$1M-44.6%

Q2 2025

Aug 14, 2025

$133.0K+195.6%

Revenue & Profitability

Valuation

Operating Cash Flow

CapEx Spend

OpEx vs Revenue Growth (YoY)

Stock-Based Compensation

OpEx Breakdown

War Chest

Shares Outstanding

Revenue Per Employee

Revenue / Employee