ClearSign Combustion Corporation (CLIR)

Official site

INDUSTRIALS • POLLUTION & TREATMENT CONTROLS • NASDAQ

$2.42

-0.22 (-8.16%)

Market Cap: $15.45M

Last updated: Oct 16, 2026 at 5:00 PM ET

Earnings

Performance (10Y)

Beat Rate

73%(16/22)

Avg Surprise

+3.05%

Streak

1 Q

Upcoming Estimates

Period ending Sep 30, 2026

EPS Consensus$-0.20

Range$-0.22 - $-0.18

2 analysts

EPS Revisions

30d

EPS Estimate DriftChange to current

90d ago$-0.23+13.0%

60d ago$-0.22+9.1%

30d ago$-0.20+2.4%

7d ago$-0.20+2.4%

Current$-0.20

Revenue Consensus

$875000

Range$810000 - $940000

2 analysts

Period ending Dec 31, 2026

EPS Consensus$-0.20

Range$-0.28 - $-0.12

2 analysts

Revenue Consensus

$184500

Range$-57500 - $426500

2 analysts

Period	Reported	Est.	Range	Surprise	B/M	Analysts	Revisions	YoY
Dec 31, 2026Dec 26EST	-	$-0.20	$-0.28 - $-0.12	-	-	2	-	-
Sep 30, 2026Sep 26EST	-	$-0.20	$-0.22 - $-0.18	-	-	2	1 0 30d	-
Jun 30, 2026Jun 26 Reported Aug 14, 2026Reported Aug 14	$-0.22	$-0.25	$-0.30 - $-0.20	+12.00%	Beat	2	1 0 30d	+26.7%
Mar 31, 2026Mar 26 Reported Apr 9, 2026Reported Apr 9	$-0.39	$-0.29	$-0.29 - $-0.29	-34.48%	Miss	1	No revisions (30d)	+2.5%
Dec 31, 2025Dec 25 Reported Dec 31, 2025Reported Dec 31	$N/A	$-0.30	$-0.30 - $-0.30	N/A	Beat	1	No revisions (30d)	-
Sep 30, 2025Sep 25 Reported Nov 14, 2025Reported Nov 14	$-0.30	$-0.40	$-0.40 - $-0.40	+25.00%	Beat	1	0 1 30d	+25.0%
Jun 30, 2025Jun 25 Reported Aug 14, 2025Reported Aug 14	$-0.30	$-0.40	$-0.40 - $-0.40	+25.00%	Beat	1	No revisions (30d)	+0.0%
Mar 31, 2025Mar 25 Reported Apr 2, 2025Reported Apr 2	$-0.40	$-0.30	$-0.30 - $-0.30	-33.33%	Miss	1	No revisions (30d)	-1519.4%
Sep 30, 2024Sep 24 Reported Nov 14, 2024Reported Nov 14	$-0.20	$-0.30	$-0.30 - $-0.30	+33.33%	Beat	1	0 1 30d	+33.3%
Jun 30, 2024Jun 24 Reported Aug 14, 2024Reported Aug 14	$-0.40	$-0.40	$-0.40 - $-0.40	+0.00%	Beat	1	No revisions (30d)	+0.0%
Mar 31, 2024Mar 24 Reported Apr 1, 2024Reported Apr 1	$-0.30	$-0.30	$-0.30 - $-0.30	+0.00%	Beat	0	No revisions (30d)	+25.0%
Dec 31, 2023Dec 23 Reported Dec 31, 2023Reported Dec 31	$-0.02	$-0.04	$-0.04 - $-0.04	+38.25%	Beat	0	No revisions (30d)	+17.7%
Sep 30, 2023Sep 23 Reported Nov 14, 2023Reported Nov 14	$-0.30	$-0.40	$-0.40 - $-0.40	+25.00%	Beat	0	No revisions (30d)	+0.0%
Jun 30, 2023Jun 23 Reported Aug 31, 2023Reported Aug 31	$-0.40	$-0.40	$-0.40 - $-0.40	+0.00%	Beat	1	No revisions (30d)	+20.0%
Mar 31, 2023Mar 23 Reported Apr 6, 2023Reported Apr 6	$-0.40	$-0.40	$-0.40 - $-0.40	+0.00%	Beat	1	No revisions (30d)	-700.0%
Dec 31, 2022Dec 22 Reported Mar 14, 2023Reported Mar 14	$-0.03	$-0.04	$-0.04 - $-0.04	+25.00%	Beat	1	No revisions (30d)	+92.5%
Sep 30, 2022Sep 22 Reported Dec 1, 2022Reported Dec 1	$-0.30	$-0.40	$-0.40 - $-0.40	+25.00%	Beat	0	No revisions (30d)	+57.1%
Jun 30, 2022Jun 22 Reported Aug 15, 2022Reported Aug 15	$-0.50	$-0.40	$-0.40 - $-0.40	-25.00%	Miss	0	No revisions (30d)	+38.3%
Mar 31, 2022Mar 22 Reported Apr 6, 2022Reported Apr 6	$-0.05	$-0.06	$-0.06 - $-0.06	+16.67%	Beat	1	No revisions (30d)	+92.9%
Dec 31, 2021Dec 21 Reported Mar 31, 2022Reported Mar 31	$-0.40	$-0.60	$-0.60 - $-0.60	+33.33%	Beat	0	No revisions (30d)	-566.7%
Sep 30, 2021Sep 21 Reported Nov 12, 2021Reported Nov 12	$-0.70	$-0.70	$-0.70 - $-0.70	+0.00%	Beat	1	0 1 30d	-16.7%
Jun 30, 2021Jun 21 Reported Aug 20, 2021Reported Aug 20	$-0.81	$-0.50	$-0.50 - $-0.50	-62.00%	Miss	0	No revisions (30d)	-1520.0%
Mar 31, 2021Mar 21 Reported Jun 15, 2021Reported Jun 15	$-0.70	$-0.60	$-0.60 - $-0.60	-16.67%	Miss	1	No revisions (30d)	-900.0%
Dec 31, 2020Dec 20 Reported Mar 31, 2021Reported Mar 31	$-0.06	$-0.06	$-0.06 - $-0.06	+0.00%	Beat	1	No revisions (30d)	+0.0%
Sep 30, 2020Sep 20 Reported Nov 19, 2020Reported Nov 19	$-0.60	$-0.50	$-0.50 - $-0.50	-20.00%	Miss	1	No revisions (30d)	-650.0%
Jun 30, 2020Jun 20 Reported Sep 15, 2020Reported Sep 15	$-0.05	N/A	-	N/A	Beat	-	-	+44.4%
Mar 31, 2020Mar 20 Reported Jun 16, 2020Reported Jun 16	$-0.07	N/A	-	N/A	Beat	-	-	+22.2%
Dec 31, 2019Dec 19 Reported Mar 30, 2020Reported Mar 30	$-0.06	N/A	-	N/A	Beat	-	-	+40.0%
Sep 30, 2019Sep 19 Reported Nov 13, 2019Reported Nov 13	$-0.08	N/A	-	N/A	Beat	-	-	+11.1%
Jun 30, 2019Jun 19 Reported Aug 14, 2019Reported Aug 14	$-0.09	N/A	-	N/A	Beat	-	-	+18.2%
Mar 31, 2019Mar 19 Reported May 8, 2019Reported May 8	$-0.09	N/A	-	N/A	Beat	-	-	+30.8%
Dec 31, 2018Dec 18 Reported Feb 20, 2019Reported Feb 20	$-0.10	N/A	-	N/A	Beat	-	-	+41.2%
Sep 30, 2018Sep 18 Reported Nov 8, 2018Reported Nov 8	$-0.09	N/A	-	N/A	Beat	-	-	+43.8%
Jun 30, 2018Jun 18 Reported Aug 13, 2018Reported Aug 13	$-0.11	N/A	-	N/A	Beat	-	-	+21.4%
Mar 31, 2018Mar 18 Reported May 11, 2018Reported May 11	$-0.13	N/A	-	N/A	Beat	-	-	+18.8%
Dec 31, 2017Dec 17 Reported Mar 27, 2018Reported Mar 27	$-0.17	N/A	-	N/A	Beat	-	-	+4.3%
Sep 30, 2017Sep 17 Reported Nov 9, 2017Reported Nov 9	$-0.16	N/A	-	N/A	Beat	-	-	-
Jun 30, 2017Jun 17 Reported Aug 14, 2017Reported Aug 14	$-0.14	N/A	-	N/A	Beat	-	-	-
Mar 31, 2017Mar 17 Reported May 11, 2017Reported May 11	$-0.16	N/A	-	N/A	Beat	-	-	-
Dec 31, 2016Dec 16 Reported Feb 14, 2017Reported Feb 14	$-0.18	N/A	-	N/A	Beat	-	-	-

Key Metrics

Valuation
P/E Ratio	N/A	EV/EBITDA	N/A
Price/FCF	N/A	FCF Yield	N/A
Profitability
Profit Margin	-96.10%	Operating Margin	-267.50%
ROE	-51.70%	ROIC	N/A
Financial Health
Debt/Equity	0.00x	Interest Coverage	N/A
Current Ratio	4.78x	Quick Ratio	4.78x
Trading Statistics
Beta	1.31	Avg Volume	21.42K
52-Week High	$10.20	52-Week Low	$2.35

Technical Indicators Dashboard

Moving Averages

SMA 10$3.06

SMA 20$3.35

SMA 50$3.88

SMA 200$4.71

EMA 10$2.99

EMA 20$3.27

EMA 50$3.65

EMA 200$4.59

MACD

Line: -0.33Signal: -0.24Hist: -0.08

ADX

ADX: 23.0+DI: 9.4-DI: 31.4

Aroon & PSAR

Aroon UpN/A

Aroon Down100.0

PSAR$3.48

Bollinger Bands

Upper Band$4.12

Lower Band$2.57

%B Position4617%(Upper)

Band Width-0.10

RSI (14-Day)

Oversold

23.3

Momentum Oscillators

Stoch %K2.7

Stoch %D3.6

Williams %R-95.5

ROC (10d)-31.8%

Momentum-1.13

CCI (20d)-206.0

MFI (14d)18.2

Volatility Measures

ATR (14d)$0.33(13.7%)

StdDev (20d)0.39

Hist Vol69.3%(High)

Volume Flow

VWAP$2.52

OBV34.6M

AD Line6.6B

CMF (20d)-0.471

Volume Metrics

Avg Vol (20d)19.5K

Vol Ratio1.3x

VWMA (20d)$3.29

Pivot Points

R3$3.01

R2$2.93

R1$2.78

Pivot Point$2.70

S1$2.55

S2$2.47

S3$2.32

Advanced Oscillators

TSI-34.27

Ultimate Osc20.4

KST-233.55

Financial Data

Quarter	Jun 2026	Mar 2026	Dec 2025	Sep 2025	Jun 2025	Mar 2025	Dec 2024	Sep 2024	Jun 2024	Mar 2024	Dec 2023	Sep 2023
Total Revenue	$560,000	$191,000	$3.67M	$1.03M	$133,000	$401,000	$590,000	$1.86M	$45,000	$1.10M	$1.27M	$85,000
Cost of Revenue	$332,000	$584,000	$2.87M	$661,000	$78,000	$205,000	$502,000	$1.31M	$3,000	$665,000	$716,000	$61,000
Gross Profit	$228,000	$-393,000	$805,000	$368,000	$55,000	$196,000	$88,000	$551,000	$42,000	$437,000	$558,000	$24,000

Operating Expenses	$1.73M	$1.89M	$1.63M	$2.12M	$1.89M	$2.45M	$1.75M	$1.98M	$2.18M	$1.69M	$1.71M	$1.52M
R&D	$448,000	$249,000	$418,000	$310,000	$247,000	$447,000	$459,000	$329,000	$402,000	$281,000	$299,000	$93,000
SG&A	$1.28M	$1.64M	$1.21M	$1.81M	$1.65M	$2.01M	$1.29M	$1.66M	$1.78M	$1.41M	$1.41M	$1.43M
Operating Income	$-1,498,000	$-2,279,000	$-826,000	$-1,750,000	$-1,838,000	$-2,257,000	$-1,666,000	$-1,433,000	$-2,137,000	$-1,252,000	$-1,151,000	$-1,497,000

Interest Income	$61,000	$62,000	$86,000	$105,000	$115,000	$133,000	$232,000	$146,000	$77,000	$61,000	$0	$85,000
Interest Expense	$0	$0	$0	$0	$0	$0	$0	$0	$0	$0	$0	$0
Income Before Tax	$-1,438,000	$-2,218,000	$-740,000	$-1,645,000	$-1,723,000	$-2,124,000	$-1,433,000	$-1,286,000	$-2,057,000	$-1,187,000	$-1,065,000	$-1,370,000
Income Tax Expense	$0	$0	$0	$0	$0	$0	$0	$0	$0	$0	$0	$0

Net Income	$-1,307,000	$-2,190,000	$-311,000	$-1,429,000	$-1,680,000	$-2,076,000	$-1,164,000	$-1,155,000	$-1,872,000	$-1,108,000	$-955,000	$-1,332,000

EBITDA	$-1,438,000	$-2,215,000	$-760,000	$-1,681,000	$-1,765,000	$-2,188,000	$-1,595,000	$-1,364,000	$-2,067,000	$-1,181,000	$-1,064,000	$-1,350,000
EBIT	$-1,499,000	$-2,280,000	$-826,000	$-1,750,000	$-1,838,000	$-2,257,000	$-1,665,000	$-1,432,000	$-2,134,000	$-1,248,000	$-1,152,000	$-1,455,000

* Some calculated fields are derived from available data when not provided by source

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News

Form 4 ClearSign Technologies Corporation For: 2 October By Investing.com

This article announces the filing of Form 4 by ClearSign Technologies Corporation for October 2nd. It's a brief financial markets news item published by Investing.com...

Investing.com Nigeria•Oct 3, 2026 3:35 PM ET10/3/26•Neutral

ClearSign (CLIR) director Lou Basenese receives 3,766 immediately vested options with a $3.55 exercise price.

ClearSign Technologies Corp director Lou Basenese was granted 3,766 non-statutory stock options on September 30, 2026, as compensation for his services. These options were immediately vested...

Stock Titan•Oct 3, 2026 1:05 AM ET10/3/26•Neutral

Form 4 ClearSign Technologies Corporation For: 2 October By Investing.com

This article reports on a Form 4 filing for ClearSign Technologies Corporation, dated October 2nd. Form 4 filings are legally required documents submitted to the U.S. Securities and Exchange Commission (SEC) by company...

Investing.com UK•Oct 2, 2026 8:08 PM ET10/2/26•Neutral

A ClearSign (CLIR) director receives 2,275 immediately vested stock options with a $3.55 exercise price.

ClearSign Technologies Corp (CLIR) director Larry Michael Saddler was granted 2,275 non-statutory stock options on September 30, 2026...

Stock Titan•Oct 2, 2026 7:05 PM ET10/2/26•Neutral

For board service, Gil Todd Silva receives 3,766 stock options from ClearSign (CLIR).

ClearSign Technologies Corp director Gil Todd Silva received 4,225 restricted stock units (RSUs) and 3,766 non-statutory stock options on September 30, 2026...

Stock Titan•Oct 2, 2026 7:05 PM ET10/2/26•Neutral

CLIR Valuation and Fair Value

Forward P/E: 73.0x
PEG: 0.0x
P/B: 1.5x

See GNG's fair value

CLIR Profitability: Margins, ROIC and FCF

Gross margin: 18.5%
Operating margin: -267.5%
Net margin: -96.1%
ROE: -51.7%
FCF margin: -105.3%

CLIR Competitors

Company	Ticker
ParaZero Technologies Ltd. Ordinary Shares	PRZO
Lichen China Limited Class A Ordinary Shares	LICN
Ming Shing Group Holdings Limited Ordinary Shares	MSW
Universal Security Instruments Inc	UUU
Vantage Corp	VNTG
TOMI Environmental Solutions Inc	TOMZ
SIMPPLE LTD. Ordinary Shares	SPPL
Knightscope Inc	KSCP

Sector: Industrials

CLIR Bull Case vs Bear Case

Bull case

CLIR grew quarterly revenue 321.1% year over year.

Bear case

CLIR has a -96.1% net profit margin.

CLIR Earnings: Beat Rate and Next Report

Beat rate: 4 of 8 quarters (50.0%)
Average surprise: 3.4%
EPS estimate (fiscal period ending Sep 30, 2026): $-0.20
Estimate revisions (30 days, fiscal period ending Sep 30, 2026): 1 up, 0 down

Frequently Asked Questions About CLIR

Does CLIR pay dividends?

ClearSign Combustion Corporation (CLIR) does not currently pay a regular dividend.

What is CLIR's market cap?

ClearSign Combustion Corporation (CLIR) has a market capitalization of $15.45M with a current stock price of $2.42.

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Earnings

Performance (10Y)

Upcoming Estimates

Key Metrics

Technical Indicators Dashboard

Moving Averages

MACD

ADX

Aroon & PSAR

Bollinger Bands

RSI (14-Day)

Momentum Oscillators

Volatility Measures

Volume Flow

Volume Metrics

Pivot Points

Advanced Oscillators

Financial Data

Related GNG Research

News

Form 4 ClearSign Technologies Corporation For: 2 October By Investing.com

ClearSign (CLIR) director Lou Basenese receives 3,766 immediately vested options with a $3.55 exercise price.

Form 4 ClearSign Technologies Corporation For: 2 October By Investing.com

A ClearSign (CLIR) director receives 2,275 immediately vested stock options with a $3.55 exercise price.

For board service, Gil Todd Silva receives 3,766 stock options from ClearSign (CLIR).

CLIR Valuation and Fair Value

CLIR Profitability: Margins, ROIC and FCF

CLIR Competitors

CLIR Bull Case vs Bear Case

Bull case

Bear case

CLIR Earnings: Beat Rate and Next Report

Frequently Asked Questions About CLIR

Related stocks

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