Clearsign Technologies Corporation (CLIR)
NASDAQ · Industrials
Clearsign Technologies Corporation Stock Price History 2014–2025
Clearsign Technologies Corporation
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Historical daily closing price for Clearsign Technologies Corporation since 2012, adjusted for splits and dividends. The latest closing stock price for Clearsign Technologies Corporation as of June 10, 2026 is 4.19.
- The all-time high Clearsign Technologies Corporation stock closing price was 117.50 on January 15, 2014.
- The Clearsign Technologies Corporation 52-week high stock price is 10.60, which is 153.0% above the current share price.
- The Clearsign Technologies Corporation 52-week low stock price is 3.46, which is 17.4% below the current share price.
- The average Clearsign Technologies Corporation stock price for the last 52 weeks is 6.20.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
| Year | Average | Year Open | Year High | Year Low | Year Close | Annual % Change |
|---|---|---|---|---|---|---|
| 2026 | 5.40 | 5.70 | 7.90 | 3.46 | 4.19 | -25.18% |
| 2025 | 7.43 | 13.90 | 15.10 | 5.00 | 5.60 | -61.11% |
| 2024 | 9.17 | 10.70 | 15.10 | 6.50 | 14.40 | +29.73% |
| 2023 | 10.35 | 5.30 | 16.30 | 5.30 | 11.10 | +105.56% |
| 2022 | 10.85 | 14.40 | 17.40 | 5.40 | 5.40 | -60.87% |
| 2021 | 35.15 | 28.80 | 58.00 | 12.40 | 13.80 | -52.90% |
| 2020 | 16.75 | 8.30 | 33.50 | 3.90 | 29.30 | +285.53% |
| 2019 | 10.58 | 10.00 | 14.60 | 7.30 | 7.60 | -25.49% |
| 2018 | 19.33 | 35.00 | 35.00 | 8.80 | 10.20 | -71.67% |
| 2017 | 34.68 | 34.00 | 45.50 | 20.80 | 36.00 | +5.88% |
| 2016 | 44.28 | 49.00 | 60.90 | 29.80 | 34.00 | -29.90% |
Clearsign Technologies Corporation Stock Price History — FAQ
Clearsign Technologies Corporation (CLIR) stock price history over the last 12 years — annual and quarterly figures with year-over-year growth and charts.
Where can I see CLIR's stock price history history?
The chart and table above show Clearsign Technologies Corporation's stock price history by year and by quarter, including the growth rate.