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Birchtech - 22 Year Stock Price History | BCHT

Historical daily share price chart and data for Birchtech since 2003 adjusted for splits and dividends. The latest closing stock price for Birchtech as of August 18, 2025 is 0.57.
  • The all-time high Birchtech stock closing price was 220.00 on January 03, 2006.
  • The Birchtech 52-week high stock price is 0.88, which is 54.4% above the current share price.
  • The Birchtech 52-week low stock price is 0.40, which is 29.8% below the current share price.
  • The average Birchtech stock price for the last 52 weeks is 0.60.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
  
Birchtech Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 0.5476 0.5300 0.7200 0.4300 0.5657 10.92%
2024 0.7844 0.9700 1.2500 0.4900 0.5100 -44.44%
2023 0.4476 0.2650 1.1500 0.2159 0.9180 247.60%
2022 0.3408 0.6200 0.6750 0.1855 0.2641 -55.24%
2021 0.9421 0.6150 1.6300 0.5290 0.5900 -7.09%
2020 0.2567 0.2000 0.6999 0.1300 0.6350 234.21%
2019 0.2917 0.2450 0.4500 0.1807 0.1900 -20.83%
2018 0.2631 0.2600 0.4400 0.1472 0.2400 -2.24%
2017 0.6414 1.3500 1.3700 0.2320 0.2455 -81.81%
2016 0.9252 0.6104 1.8300 0.3440 1.3500 114.29%
2015 0.4979 0.6100 0.8300 0.2500 0.6300 3.28%
2014 1.1892 0.6500 2.5000 0.4510 0.6100 1.67%
2013 0.5725 0.4500 1.0000 0.2100 0.6000 17.65%
2012 1.6001 2.7500 3.2500 0.2500 0.5100 -67.10%
2011 1.7743 0.4400 4.8700 0.3300 1.5500 42.33%
2010 3.4734 9.9000 9.9000 0.5500 1.0890 -87.63%
2009 13.7278 16.5000 26.4000 5.5000 8.8000 -46.67%
2008 11.8605 11.0000 23.1000 4.4000 16.5000 114.29%
2007 13.0766 11.0000 19.8000 5.5000 7.7000 -61.11%
2006 83.3070 220.0000 220.0000 8.8000 19.8000 -90.53%
2005 77.0973 35.2000 209.0000 18.7000 209.0000 442.86%
2004 13.6714 7.1500 38.5000 6.6000 38.5000 473.77%
Sector Industry Market Cap Revenue
Business Services Technology Services $0.055B $0.017B
Birchtech Corp. is an environmental technology firm which promotes cleaner water and air with highly effective, affordable and sustainable business solutions. Birchtech Corp., formerly known as Midwest Energy Emissions Corp., is based in Corsicana, Texas.
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