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CLIR
ClearSign Technologies Corporation Common Stock (DE)
stock NASDAQ

At Close
Jun 5, 2026 3:09:40 PM EDT
3.87USD-9.579%(-0.41)9,512
2.64Bid   5.23Ask   2.59Spread
Pre-market
Jun 1, 2026 8:35:30 AM EDT
4.70USD+9.813%(+0.42)0
After-hours
Jun 5, 2026 4:00:30 PM EDT
3.94USD+1.809%(+0.07)205
OverviewOption ChainMax PainOptionsPrice & VolumeSplitsHistoricalExchange VolumeDark Pool LevelsDark Pool PrintsExchangesShort VolumeShort Interest - DailyShort InterestBorrow Fee (CTB)Failure to Deliver (FTD)ShortsTrendsNewsMore
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Market Cap
25.07M
Headquarters
Tukwila, Washington, USA
Industry
Pollution & Treatment Controls
Last Split
Mar 16, 20261for10reverse
Related
HYGSELSESMITAMEEMRGEHONCVABWXT
CLIR Stats
Avg. Vol. 10 Day
24,300
Avg. Vol. 30 Day
18,081
Employees
18
Market Cap
25,071,173
Shares Out.
6,190,413
On/Off Exchange
49%/51%
6 Month Beta
1.70
1 Year Beta
1.73
2 Year Beta
1.30
3 Year Beta
1.26
52 Week Low
3.24
52 Week High
11.20
SMA50
4.95
SMA200
6.35
1 Week
-12.53%
1 Month
-17.52%
3 Month
-24.37%
6 Month
-47.08%
1 Year
-38.64%
2 Year
-50.30%
5 Year
-91.96%
Profile
clearsign combustion corporation (nasdaq: clir) designs and develops technologies that aim to solve the greatest challenge facing the energy industry today: capital intensive emissions control requirements which reduce process throughput, consume energy, complicate design and destroy profits. our technologies offer simple retrofit strategies for superior emissions control and improved performance during combustion for a fraction of the cost of after-treatment methods which can only address part of the problem. our methods can be deployed anywhere there is an open flame, regardless of the fuel type. welcome to the future of fire. for more information about the company, please visit: www.clearsigncombustion.com.

CLIR Stock Summary

ClearSign Technologies Corporation Common Stock (DE) (NASDAQ:CLIR) stock price today is $3.87, and today's volume is 9,512. CLIR is down -9.579% today. The 30 day average volume is 18,081. CLIR market cap is 25.07M with 6,190,413 shares outstanding.



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