Cytosorbents - 19 Year Stock Price History | CTSO

Historical daily share price chart and data for Cytosorbents since 2006 adjusted for splits and dividends. The latest closing stock price for Cytosorbents as of June 09, 2025 is 1.08.
  • The all-time high Cytosorbents stock closing price was 95.25 on August 09, 2006.
  • The Cytosorbents 52-week high stock price is 1.61, which is 49.1% above the current share price.
  • The Cytosorbents 52-week low stock price is 0.70, which is 35.2% below the current share price.
  • The average Cytosorbents stock price for the last 52 weeks is 1.01.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Cytosorbents Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 1.0096 0.9200 1.3100 0.8081 1.0800 18.68%
2024 0.9801 1.0700 1.5500 0.7000 0.9100 -18.02%
2023 2.6257 1.8200 4.1700 1.0850 1.1100 -28.39%
2022 2.3221 4.2300 4.2300 1.0300 1.5500 -63.01%
2021 7.9017 8.3700 11.4800 4.0500 4.1900 -47.43%
2020 7.9229 4.0000 11.5450 3.7700 7.9700 107.01%
2019 6.1875 7.8500 8.5600 3.6100 3.8500 -52.35%
2018 9.8895 6.5500 14.8000 6.5500 8.0800 24.31%
2017 5.3563 5.6500 7.0500 3.4500 6.5000 19.27%
2016 4.8439 5.6800 6.7300 3.2100 5.4500 -2.15%
2015 7.6143 11.0000 14.9900 5.2000 5.5700 -44.02%
2014 5.9413 3.1750 10.8900 3.1250 9.9500 218.40%
2013 2.8275 3.2250 3.6250 2.3000 3.1250 -3.85%
2012 3.3937 4.2475 4.2500 2.2750 3.2500 -18.80%
2011 4.4696 3.3750 9.7250 3.0525 4.0025 14.36%
2010 2.9753 6.1250 6.5000 1.7250 3.5000 -26.32%
2009 3.0080 3.1250 10.7500 1.4750 4.7500 137.50%
2008 3.6926 6.0000 8.0000 0.7500 2.0000 -63.64%
2007 20.1958 43.7500 67.5000 4.0000 5.5000 -86.67%
Sector Industry Market Cap Revenue
Medical Medical Products Manufacturing $0.068B $0.036B
CytoSorbents Corporation is a therapeutic medical device company. It develops adsorbent polymer technology for applications in the medical field, primarily to provide blood purification for the treatment of acute and chronic health complications associated with blood toxicity. The Company's product include CytoSorb, which filters cytokines and treat potentially fatal cytokine storm and BetaSorb, which remove beta2-microglobulin from the blood of patients suffering from chronic kidney failure. CytoSorbents Corporation is headquartered in Monmouth Junction, New Jersey.
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