Cyclerion Therapeutics (CYCN) Stock Chart & Stock Price History $2.57 -0.04 (-1.53%) Closing price 03/28/2025 03:59 PM EasternExtended Trading$2.56 -0.01 (-0.58%) As of 03/28/2025 06:06 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 InterestTrendsBuy This Stock Cyclerion Therapeutics Stock Price Performance 5 Day Performance-6.55%1 Month Performance-3.75%3 Month Performance-22.12%6 Month Performance-1.74%Year-To-Date Performance-20.19%1 Year Performance-19.69% 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, March, 29, 2025 CYCN Chart by TradingViewRemove Ads 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 Capitalization03/28/2025$2.61$2.57-1.53%$2.57$2.4412,682 shs$6.97 million03/27/2025$2.57$2.61+1.56%$2.85$2.516,790 shs$7.07 million03/26/2025$2.72$2.57-5.51%$2.81$2.5115,190 shs$6.97 million03/25/2025$2.82$2.72-3.55%$2.92$2.7018,303 shs$7.37 million03/24/2025$2.75$2.82+2.55%$2.85$2.6815,042 shs$7.64 million03/21/2025$2.71$2.75+1.48%$2.85$2.703,549 shs$7.45 million03/20/2025$2.54$2.71+6.69%$2.84$2.5417,392 shs$7.34 million03/19/2025$2.58$2.54-1.55%$2.66$2.548,899 shs$6.88 million03/18/2025$2.55$2.58+1.18%$2.80$2.4651,188 shs$6.99 million03/17/2025$2.53$2.55+0.79%$2.62$2.4616,697 shs$6.91 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. 03/14/2025$2.47$2.53+2.43%$2.65$2.497,764 shs$6.86 million03/13/2025$2.55$2.47-3.14%$2.55$2.468,305 shs$6.69 million03/12/2025$2.57$2.55-0.78%$2.66$2.5111,295 shs$6.91 million03/11/2025$2.63$2.57-2.28%$2.69$2.5328,137 shs$6.97 million03/10/2025$2.80$2.63-6.07%$2.82$2.5422,890 shs$7.13 million03/07/2025$2.60$2.80+7.69%$2.92$2.6069,321 shs$7.59 million03/06/2025$2.42$2.60+7.44%$2.87$2.40163,602 shs$7.05 million03/05/2025$2.63$2.42-7.98%$2.63$2.34125,463 shs$6.56 million03/04/2025$2.40$2.63+9.58%$2.65$2.2842,403 shs$7.13 million03/03/2025$2.67$2.40-10.11%$2.73$2.3565,466 shs$6.50 million02/28/2025$2.82$2.67-5.32%$2.88$2.6340,753 shs$7.24 million02/27/2025$2.77$2.82+1.81%$2.99$2.71170,716 shs$7.64 million Related Companies CALC Stock Chart COEP Stock Chart ANVS Stock Chart EQ Stock Chart QTTB Stock Chart RLYB Stock Chart LEXX Stock Chart LGVN Stock Chart DARE Stock Chart DRRX 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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