Cytosorbents (CTSO) Stock Chart & Stock Price History $1.09 +0.03 (+2.83%) Closing price 06/11/2025 04:00 PM EasternExtended Trading$1.09 0.00 (0.00%) As of 03:59 AM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Cytosorbents Stock Price Performance The Cytosorbents (CTSO) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 26.73%, with a year-to-date return of 19.78%. In the past month, the stock has increased 25.27%, reflecting recent market activity. As of the latest close, Cytosorbents traded at $1.09 with a market cap of $68.25 million and volume of 45,671 shares. Five years ago, the stock traded at $8.97, representing a 87.85% decrease over that period. At the time, it had a market cap of $336.75 million and a volume of 397,047 shares. Receive CTSO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Cytosorbents and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+2.83%1 Month Performance+25.27%3 Month Performance+1.87%Year-To-Date Performance+19.78%1 Year Performance+26.73%5 Year Performance-87.85% CTSO Stock Chart for Thursday, June, 12, 2025 CTSO Chart by TradingView Cytosorbents Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization06/11/2025$1.06$1.09+2.83%$1.12$1.0445,671 shs$68.25 million06/10/2025$1.08$1.06-1.85%$1.09$1.0280,823 shs$66.37 million06/09/2025$1.06$1.08+1.89%$1.09$1.0392,964 shs$67.62 million06/06/2025$1.05$1.06+0.95%$1.06$1.0261,576 shs$66.37 million06/05/2025$1.00$1.05+5.00%$1.06$0.9870,967 shs$65.74 million06/04/2025$1.00$1.00$1.06$1.00103,333 shs$62.61 million06/03/2025$0.86$1.00+16.55%$1.01$0.88162,832 shs$62.61 million06/02/2025$0.87$0.86-1.38%$0.90$0.8435,736 shs$53.72 million05/30/2025$0.82$0.87+6.10%$0.88$0.84127,304 shs$54.47 million05/29/2025$0.84$0.82-2.38%$0.87$0.8249,740 shs$51.34 million Get the Latest News and Ratings for CTSO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Cytosorbents and its competitors with MarketBeat's FREE daily newsletter. 05/28/2025$0.82$0.84+2.35%$0.85$0.8214,988 shs$52.59 million05/27/2025$0.85$0.82-2.88%$0.90$0.81217,522 shs$51.38 million05/26/2025$0.85$0.85$0.87$0.8552,325 shs$52.91 million05/23/2025$0.85$0.85-0.47%$0.87$0.8552,325 shs$52.91 million05/22/2025$0.87$0.85-2.41%$0.88$0.82137,658 shs$53.16 million05/21/2025$0.84$0.87+3.55%$0.90$0.8445,797 shs$54.47 million05/20/2025$0.85$0.84-1.16%$0.90$0.8459,960 shs$52.61 million05/19/2025$0.90$0.85-5.54%$0.92$0.8458,837 shs$53.23 million05/16/2025$0.83$0.90+7.80%$0.91$0.83162,973 shs$56.35 million05/15/2025$0.81$0.83+3.32%$0.90$0.8356,253 shs$52.27 million05/14/2025$0.87$0.81-7.11%$0.90$0.80168,127 shs$50.60 million05/13/2025$0.87$0.87-0.01%$0.89$0.8793,327 shs$54.47 million05/12/2025$0.87$0.87-0.10%$0.90$0.8738,577 shs$54.48 million Related Companies DRTS Stock Chart SKIN Stock Chart SGHT Stock Chart TLSI Stock Chart BWAY Stock Chart LAKE Stock Chart CATX Stock Chart ELMD Stock Chart INGN Stock Chart CVRX Stock Chart Receive CTSO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Cytosorbents and its competitors with MarketBeat's FREE daily newsletter. 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