earnings
CL
NASDAQ · CLIR
ClearSign Technologies Corporation
Industrials · Industrial - Pollution & Treatment Controls
$3.21
Up+$0.10 (+3.22%)
Updated Oct 11, 2026, 7:53 AM
SID Score
4.8/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 31.37M
- P/E ratio
- -5.17
- Dividend yield
- 0.00%
- 52-week range
- $0.52 – $7.56
- Volume
- 25.6K
- Avg. volume
- 819.03K
Price performance · CLIR
CLIR price history
1M range · 20 trading sessions · Daily adjusted prices
Prices through Oct 9, 2026
CLIR closed at $3.21 after 20 trading sessions, down 16.62% for the selected period.
- Last close
- $3.21
- Period change
- -16.62%
- Period low
- $3.11
- Period high
- $4.04
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 9, 2026 | $3.12 | $3.32 | $3.12 | $3.21 | 25.6K |
| Oct 8, 2026 | $3.265 | $3.43 | $3.11 | $3.11 | 13.78K |
| Oct 7, 2026 | $3.24 | $3.385 | $3.24 | $3.30 | 9.69K |
| Oct 6, 2026 | $3.30 | $3.77 | $3.29 | $3.30 | 9.11K |
| Oct 5, 2026 | $3.53 | $3.7399 | $3.30 | $3.30 | 41.68K |
| Oct 2, 2026 | $3.57 | $3.6355 | $3.4109 | $3.51 | 28.44K |
| Oct 1, 2026 | $3.33 | $3.7556 | $3.26 | $3.55 | 13.98K |
| Sep 30, 2026 | $3.76 | $3.8564 | $3.55 | $3.55 | 7.79K |
| Sep 29, 2026 | $3.65 | $3.90 | $3.65 | $3.73 | 6.79K |
| Sep 28, 2026 | $3.50 | $3.705 | $3.29 | $3.65 | 31.81K |
| Sep 25, 2026 | $3.59 | $3.595 | $3.375 | $3.4505 | 11.66K |
| Sep 24, 2026 | $3.52 | $3.725 | $3.405 | $3.46 | 17.41K |
| Sep 23, 2026 | $3.76 | $4.005 | $3.47 | $3.54 | 36.85K |
| Sep 22, 2026 | $3.77 | $3.96 | $3.75 | $3.75 | 6.1K |
| Sep 21, 2026 | $3.85 | $4.05 | $3.79 | $3.79 | 10.78K |
| Sep 18, 2026 | $3.7078 | $3.90 | $3.705 | $3.85 | 19.24K |
| Sep 17, 2026 | $3.60 | $3.75 | $3.60 | $3.61 | 8.7K |
| Sep 16, 2026 | $3.8803 | $3.98 | $3.50 | $3.52 | 71.97K |
| Sep 15, 2026 | $3.80 | $4.1774 | $3.79 | $4.035 | 5.87K |
| Sep 14, 2026 | $3.97 | $4.265 | $3.80 | $3.85 | 23.77K |
Latest CLIR news
The latest Smart Investors Daily articles mentioning CLIR.
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