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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 July 24, 2026, is $3.3788.
  • 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 865.37% to $3.3788 now.
  • The 52-week high stock price for CLIR is $11.20, representing a 231.48% increase from the current share price, occurred on October 06, 2025.
  • The 52-week low stock price for CLIR is $3.16, indicating a -6.48% decrease from the current share price, occurred on July 22, 2026.
  • 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
Jul 24, 2026 $3.45 $3.34 $0.1081 1,360.0 +1.09%
Jul 23, 2026 $3.72 $3.20 $0.52 62,349.0 +3.08%
Jul 22, 2026 $3.40 $3.16 $0.24 7,379.0 -2.99%
Jul 21, 2026 $3.42 $3.35 $0.075 3,390.0 -0.59%
Jul 20, 2026 $3.55 $3.32 $0.23 13,564.0 -6.91%
Jul 17, 2026 $3.66 $3.52 $0.14 3,845.0 -0.55%
Jul 16, 2026 $3.69 $3.64 $0.045 2,811.0 -2.15%
Jul 15, 2026 $3.72 $3.60 $0.1199 3,576.0 +0.27%
Jul 14, 2026 $3.87 $3.68 $0.19 10,544.0 +2.49%
Jul 13, 2026 $3.79 $3.61 $0.1753 16,728.0 -2.69%
Jul 10, 2026 $3.75 $3.66 $0.0923 6,200.0 -0.80%
Jul 09, 2026 $3.80 $3.70 $0.10 5,992.0 +1.35%
Jul 08, 2026 $3.91 $3.61 $0.2999 5,954.0 -3.65%
Jul 07, 2026 $4.13 $3.82 $0.315 12,953.0 -6.34%
Jul 06, 2026 $4.10 $3.95 $0.15 10,056.0 +0.99%
Jul 02, 2026 $4.24 $4.06 $0.18 9,536.0 -1.46%
Jul 01, 2026 $4.27 $3.76 $0.5128 34,140.0 +12.26%
Jun 30, 2026 $3.88 $3.58 $0.295 17,466.0 +0.82%
Jun 29, 2026 $3.69 $3.50 $0.19 6,329.0 +0.55%
Jun 26, 2026 $3.70 $3.39 $0.31 14,654.0 +6.78%
Jun 25, 2026 $3.63 $3.39 $0.24 14,408.0 -3.70%
Jun 24, 2026 $3.86 $3.52 $0.3381 5,172.0 -5.12%

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
Jul, 2026 $4.27 $3.16 $1.11 210,377.0 -7.72%
Jun, 2026 $4.66 $3.39 $1.27 311,610.0 -20.73%
May, 2026 $5.56 $4.18 $1.38 428,611.0 -7.40%
Apr, 2026 $7.56 $4.31 $3.25 1,255,522.0 +14.68%
Mar, 2026 $6.43 $3.24 $3.19 490,441.0 -22.38%
Feb, 2026 $7.04 $5.40 $1.64 153,133.2 -6.54%
Jan, 2026 $8.10 $5.50 $2.60 312,069.0 +8.07%

Clearsign Technologies Corp Stock (CLIR) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $7.99 $5.50 $2.49 240,826.9 -24.95%
Nov, 2025 $9.80 $6.81 $2.99 219,588.6 -14.85%
Oct, 2025 $11.20 $7.68 $3.52 647,770.1 +12.81%
Sep, 2025 $9.50 $4.60 $4.90 4,251,148.9 +31.99%
Aug, 2025 $6.20 $5.01 $1.19 127,478.0 +1.27%
Jul, 2025 $6.50 $4.90 $1.60 175,540.8 +3.05%
Jun, 2025 $7.00 $5.21 $1.79 89,990.0 -17.66%
May, 2025 $7.75 $5.30 $2.45 133,343.7 +14.75%
Apr, 2025 $7.80 $4.59 $3.21 204,209.9 -20.99%
Mar, 2025 $8.99 $6.74 $2.25 114,679.2 -1.16%
Feb, 2025 $12.10 $7.00 $5.10 199,771.8 -37.80%
Jan, 2025 $16.00 $10.50 $5.50 272,824.3 -15.28%

Clearsign Technologies Corp Stock (CLIR) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $15.70 $10.50 $5.20 274,830.2 +27.97%
Nov, 2024 $12.80 $8.20 $4.60 433,814.2 +36.81%
Oct, 2024 $9.20 $7.62 $1.58 167,518.9 +1.48%
Sep, 2024 $9.00 $6.80 $2.20 89,039.6 +13.34%
Aug, 2024 $8.75 $6.50 $2.25 86,500.7 -12.80%
Jul, 2024 $9.75 $7.89 $1.86 134,588.8 +3.08%
Jun, 2024 $9.52 $6.19 $3.33 260,441.3 +0.53%
May, 2024 $9.60 $7.30 $2.30 122,504.2 +5.04%
Apr, 2024 $10.30 $7.40 $2.90 161,848.1 -18.12%
Mar, 2024 $13.16 $9.00 $4.16 101,908.2 -24.61%
Feb, 2024 $13.20 $9.20 $4.00 151,439.0 +29.29%
Jan, 2024 $12.50 $9.50 $3.00 123,394.0 -10.81%
$2.22
price up icon 5.11%
$1.565
price down icon 2.19%
ARQ ARQ
$2.015
price down icon 0.98%
$8.43
price up icon 0.32%
$13.25
price down icon 4.96%
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