Cyclerion Therapeutics (CYCN) Stock Chart & Stock Price History $2.82 +0.11 (+4.06%) Closing price 02/21/2025 04:00 PM EasternExtended Trading$2.87 +0.05 (+1.77%) As of 02/21/2025 06:11 PM 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 AnalysisChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrends Cyclerion Therapeutics Stock Price Performance 5 Day Performance-9.62%1 Month Performance-4.41%3 Month Performance+97.20%6 Month Performance+8.46%Year-To-Date Performance-12.42%1 Year Performance-10.48% Receive CYCN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Cyclerion Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address CYCN Stock Chart for Saturday, February, 22, 2025 CYCN Chart by TradingView Cyclerion Therapeutics Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization02/21/2025$2.71$2.82+4.06%$2.83$2.60154,954 shs$7.64 million02/20/2025$2.88$2.71-5.90%$2.90$2.6356,961 shs$7.34 million02/19/2025$3.11$2.88-7.40%$3.07$2.8096,017 shs$7.81 million02/18/2025$3.12$3.11-0.32%$3.21$3.0154,485 shs$8.43 million02/17/2025$3.12$3.12$3.23$2.8950,809 shs$8.46 million02/14/2025$3.03$3.12+2.97%$3.23$2.8950,809 shs$8.46 million02/13/2025$3.36$3.03-9.82%$3.36$2.97103,974 shs$8.21 million02/12/2025$3.24$3.36+3.70%$3.49$3.15230,596 shs$9.11 million02/11/2025$3.82$3.24-15.18%$3.77$3.23251,833 shs$8.78 million02/10/2025$4.21$3.82-9.26%$4.31$3.61410,002 shs$10.35 million Get the Latest News and Ratings for CYCN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Cyclerion Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 02/07/2025$4.25$4.21-0.94%$4.80$4.13162,847 shs$11.41 million02/06/2025$4.48$4.25-5.13%$4.50$4.05208,544 shs$11.52 million02/05/2025$4.19$4.48+6.92%$5.18$4.05452,010 shs$12.14 million02/04/2025$5.32$4.19-21.24%$5.55$4.171.30 million shs$11.36 million02/03/2025$3.92$5.32+35.71%$6.25$3.9329.37 million shs$14.42 million01/31/2025$2.54$3.92+54.33%$4.47$3.0482.48 million shs$10.62 million01/30/2025$2.37$2.54+7.17%$2.63$2.3048,075 shs$6.88 million01/29/2025$2.45$2.37-3.27%$2.56$2.308,751 shs$6.42 million01/28/2025$2.71$2.45-9.59%$2.65$2.3540,749 shs$6.64 million01/27/2025$2.68$2.71+1.12%$2.94$2.6024,137 shs$7.34 million01/24/2025$2.91$2.68-7.90%$2.91$2.6364,242 shs$7.26 million01/23/2025$2.95$2.91-1.36%$3.04$2.9033,895 shs$7.89 million01/22/2025$2.90$2.95+1.72%$2.99$2.8122,973 shs$8.00 million01/21/2025$2.99$2.90-3.01%$3.09$2.8552,296 shs$7.86 million Related Companies IBIO Stock Chart VRCA Stock Chart EQ Stock Chart QTTB Stock Chart BIVI Stock Chart PLUR Stock Chart SNYR Stock Chart BFRG Stock Chart IXHL Stock Chart RLYB Stock Chart Receive CYCN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Cyclerion Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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