Stock listing
NASDAQ:CLIR ClearSign Technologies Corporation Stock
Home listing (NASDAQ) of ClearSign Technologies Corporation
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Share price · NASDAQ:CLIR
$2.34 USD -0.06 (-2.5%)
Close on Oct 19, 2026
- Day range
- $2.12 – $2.56 USDOct 19, 2026
- Volume
- 47,661 sharesOct 19, 2026
- Market value
- $15.93M USDAt the close on Oct 19, 2026 · price × 6.81M shares outstanding

- Ticker
- NASDAQ:CLIR
- Asset type
- Stock
- Sector
- Industrials
- Industry
- Machinery & industrial equipment
- Exchange
- NASDAQ
- Currency
- USD
What changed lately
Latest news release · Oct 1, 2026
ClearSign Receives Order for "M1" Series Burner from Tulsa Heaters Midstream (THM)
Latest earnings call · Aug 19, 2026
Clearsign Technologies (NASDAQ:CLIR) Q2 2026 Earnings Call
Replay and transcript
Latest deck · September 2026
Investor Presentation (September 2026)
Investor deck · 15 slides
Calls
Replays
Clearsign Technologies (NASDAQ:CLIR) Q2 2026 Earnings Call
Wed, Aug 19, 2026 · 5:00 PM ET
Watch TranscriptClearsign Technologies (NASDAQ:CLIR) Q1 2026 Earnings Call
Wed, May 20, 2026 · 5:00 PM ET
Watch TranscriptClearsign Technologies (NASDAQ:CLIR) Q4 2025 Earnings Call
Thu, Apr 09, 2026 · 5:00 PM ET
Watch Transcript
Latest news
Financings
Private placement of common stock
Jul 23, 2026
Closed: US$1.77M raised · US$3.54 a share
Use of proceeds: Working capital, research and development, marketing and sales, and general corporate purposes
Decks
Investor Presentation (September 2026)
Investor deck · 15 slides · September 2026
Q1 2026 Earnings Presentation
Earnings · 17 slides · May 20, 2026
2026 BOILER Expo
Conference · 17 slides · April 2026
IPO Roadshow (March 2024)
IPO roadshow · 14 slides · Mar 19, 2024
ClearSign Technologies Corporation on 6ix
- Sector
- Industrials
- Industry
- Machinery & industrial equipment
- News releases
- 25 in the last 12 months · 154 in all · newest Oct 1, 2026 · oldest 2019
- Calls
- 22 calls with a replay · 22 with a transcript · latest Aug 19, 2026
- Decks
- 10 decks · latest September 2026
Where ClearSign Technologies Corporation is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| NASDAQ:CLIR · Home listing · This page | NASDAQ | United States | USD |
| LSE:0I0B | LSE | United Kingdom | USD |
| BOATS:CLIR | BOATS | United States | USD |
| Frankfurt:4CC0 | Frankfurt | Germany | EUR |
| Lang & Schwarz:A420V0 | Lang & Schwarz | Germany | EUR |
| LS Exchange:A420V0 | LS Exchange | Germany | EUR |
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