0.57
price up icon2.50%   0.0139
after-market After Hours: .56 -0.010 -1.75%
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Clearsign Technologies Corp Stock (CLIR) Price History

The historical daily chart and data for Clearsign Technologies Corp stock (CLIR), show that the latest closing stock price as of January 02, 2026, is $0.57.
  • Clearsign Technologies Corp all-time high stock price is $11.90, occurred on March 13, 2014.
  • The lowest Clearsign Technologies Corp stock price recorded was $0.35 on March 20, 2020. Since then, Clearsign Technologies Corp's stock price has risen over 62.86% to $0.57 now.
  • The 52-week high stock price for CLIR is $1.60, representing a 180.70% increase from the current share price, occurred on January 17, 2025.
  • The 52-week low stock price for CLIR is $0.459, indicating a -19.47% decrease from the current share price, occurred on April 07, 2025.
  • The closing price of Clearsign Technologies Corp (CLIR) stock in the beginning of 2025 was $1.47. The stock closed the year at $0.536, a loss of over -63.54% for the year.
The table below shows more information about CLIR historical price data:
Date High Low High - Low Volume % Change
Jan 02, 2026 $0.5867 $0.55 $0.0367 109,844.0 +2.50%
Dec 31, 2025 $0.5673 $0.5511 $0.0162 134,020.0 +0.02%
Dec 30, 2025 $0.579 $0.55 $0.029 81,626.0 -3.30%
Dec 29, 2025 $0.5994 $0.5601 $0.0393 158,110.0 -5.55%
Dec 26, 2025 $0.65 $0.6012 $0.0488 70,254.0 -2.83%
Dec 24, 2025 $0.6265 $0.59 $0.0365 21,393.0 +3.98%
Dec 23, 2025 $0.6025 $0.5628 $0.0397 33,190.0 +3.88%
Dec 22, 2025 $0.60 $0.57 $0.03 61,872.0 +1.72%
Dec 19, 2025 $0.63 $0.55 $0.08 176,395.0 -3.68%
Dec 18, 2025 $0.67 $0.58 $0.09 109,437.0 +7.30%
Dec 17, 2025 $0.5883 $0.55 $0.0383 216,682.0 -6.49%
Dec 16, 2025 $0.625 $0.58 $0.045 59,241.0 +1.30%
Dec 15, 2025 $0.6592 $0.58 $0.0792 321,820.0 -11.10%
Dec 12, 2025 $0.7447 $0.65 $0.0947 314,127.0 +6.94%
Dec 11, 2025 $0.68 $0.581 $0.099 299,469.0 -9.91%
Dec 10, 2025 $0.7811 $0.68 $0.1011 178,563.0 -9.86%
Dec 09, 2025 $0.7825 $0.75 $0.0325 28,237.0 +0.57%
Dec 08, 2025 $0.7825 $0.7401 $0.0424 30,541.0 -1.99%
Dec 05, 2025 $0.77 $0.747 $0.023 25,670.0 +1.32%
Dec 04, 2025 $0.781 $0.75 $0.031 19,386.0 -1.65%
Dec 03, 2025 $0.7993 $0.7199 $0.0794 87,314.0 +6.96%

Clearsign Technologies Corp Stock (CLIR) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Clearsign Technologies Corp stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of CLIR shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Clearsign Technologies Corp stock price history provides a foundation for understanding how the company's stock has evolved over time.

Clearsign Technologies Corp Stock (CLIR) Price History 2026

Month High Low High - Low Volume % Change
Jan, 2026 $0.5867 $0.55 $0.0367 219,688.0 +2.50%

Clearsign Technologies Corp Stock (CLIR) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $0.7993 $0.55 $0.2493 2,408,269.0 -24.95%
Nov, 2025 $0.98 $0.6815 $0.2985 2,195,886.0 -14.85%
Oct, 2025 $1.12 $0.7681 $0.3519 6,477,701.0 +12.81%
Sep, 2025 $0.95 $0.4601 $0.4899 42,511,489.0 +31.99%
Aug, 2025 $0.62 $0.5015 $0.1185 1,274,780.0 +1.27%
Jul, 2025 $0.65 $0.4901 $0.1599 1,755,408.0 +3.05%
Jun, 2025 $0.70 $0.5208 $0.1792 899,900.0 -17.66%
May, 2025 $0.775 $0.5302 $0.2448 1,333,437.0 +14.75%
Apr, 2025 $0.78 $0.459 $0.321 2,042,099.0 -20.99%
Mar, 2025 $0.8995 $0.6743 $0.2252 1,146,792.0 -1.16%
Feb, 2025 $1.21 $0.70 $0.51 1,997,718.0 -37.80%
Jan, 2025 $1.60 $1.05 $0.55 2,728,243.0 -15.28%

Clearsign Technologies Corp Stock (CLIR) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $1.57 $1.05 $0.52 2,748,302.0 +27.97%
Nov, 2024 $1.28 $0.8202 $0.4598 4,338,142.0 +36.81%
Oct, 2024 $0.92 $0.7623 $0.1577 1,675,189.0 +1.48%
Sep, 2024 $0.90 $0.68 $0.22 890,396.0 +13.34%
Aug, 2024 $0.875 $0.65 $0.225 865,007.0 -12.80%
Jul, 2024 $0.975 $0.7887 $0.1863 1,345,888.0 +3.08%
Jun, 2024 $0.9519 $0.619 $0.3329 2,604,413.0 +0.53%
May, 2024 $0.96 $0.73 $0.23 1,225,042.0 +5.04%
Apr, 2024 $1.03 $0.74 $0.29 1,618,481.0 -18.12%
Mar, 2024 $1.32 $0.90 $0.4158 1,019,082.0 -24.61%
Feb, 2024 $1.32 $0.92 $0.40 1,514,390.0 +29.29%
Jan, 2024 $1.25 $0.95 $0.30 1,233,940.0 -10.81%
$2.48
price up icon 21.57%
$1.71
price up icon 9.62%
pollution_treatment_controls ARQ
$3.33
price up icon 1.83%
$10.57
price up icon 2.03%
$13.72
price up icon 1.70%
pollution_treatment_controls PCT
$8.95
price up icon 4.19%
Cap:     |  Volume (24h):