SELLAS Life Sciences Group (SLS) Stock Chart & Stock Price History $1.70 -0.24 (-12.37%) Closing price 04:00 PM EasternExtended Trading$1.72 +0.03 (+1.47%) As of 06:50 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 AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock SELLAS Life Sciences Group Stock Price Performance The SELLAS Life Sciences Group (SLS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 19.72%, with a year-to-date return of 63.46%. In the past month, the stock has increased 31.78%, reflecting recent market activity. As of the latest close, SELLAS Life Sciences Group traded at $1.94 with a market cap of $193.57 million and volume of 4.24 million shares. Five years ago, the stock traded at $3.23, representing a 47.37% decrease over that period. At the time, it had a market cap of $20.99 million and a volume of 250,700 shares. Receive SLS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for SELLAS Life Sciences Group and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+4.29%1 Month Performance+31.78%3 Month Performance+33.86%Year-To-Date Performance+63.46%1 Year Performance+19.72%5 Year Performance-47.37% SLS Stock Chart for Wednesday, May, 21, 2025 SLS Chart by TradingView SELLAS Life Sciences Group 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 Capitalization05/20/2025$1.75$1.94+10.86%$1.95$1.724.24 million shs$193.57 million05/19/2025$1.63$1.75+7.36%$1.84$1.663.92 million shs$165.46 million05/16/2025$1.60$1.63+1.87%$1.68$1.582.78 million shs$154.11 million05/15/2025$1.51$1.60+5.96%$1.62$1.512.49 million shs$151.28 million05/14/2025$1.41$1.51+7.09%$1.60$1.452.72 million shs$142.77 million05/13/2025$1.54$1.41-8.44%$1.57$1.363.03 million shs$133.31 million05/12/2025$1.56$1.54-1.28%$1.64$1.502.08 million shs$145.60 million05/09/2025$1.68$1.56-6.87%$1.72$1.551.85 million shs$147.50 million05/08/2025$1.71$1.68-2.05%$1.75$1.672.25 million shs$158.37 million05/07/2025$1.72$1.71-0.58%$1.76$1.681.31 million shs$161.68 million Get the Latest News and Ratings for SLS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for SELLAS Life Sciences Group and its competitors with MarketBeat's FREE daily newsletter. 05/06/2025$1.71$1.72+0.58%$1.77$1.603.10 million shs$162.62 million05/05/2025$1.74$1.71-1.72%$1.85$1.653.16 million shs$161.68 million05/02/2025$1.62$1.74+7.41%$1.83$1.624.35 million shs$164.51 million05/01/2025$1.55$1.62+4.52%$1.67$1.562.47 million shs$153.17 million04/30/2025$1.43$1.55+8.39%$1.55$1.381.71 million shs$146.55 million04/29/2025$1.41$1.43+1.42%$1.56$1.413.40 million shs$129.91 million04/28/2025$1.40$1.41+0.71%$1.45$1.352.72 million shs$128.09 million04/25/2025$1.34$1.40+4.48%$1.47$1.362.44 million shs$127.19 million04/24/2025$1.31$1.34+2.29%$1.35$1.291.36 million shs$121.74 million04/23/2025$1.29$1.31+1.55%$1.38$1.301.67 million shs$119.01 million04/22/2025$1.29$1.29$1.32$1.27955,490 shs$117.19 million04/21/2025$1.30$1.29-0.77%$1.40$1.271.79 million shs$117.19 million Related Companies VectivBio Stock Price Chart Sionna Therapeutics Stock Price Chart Keros Therapeutics Stock Price Chart Immatics Stock Price Chart Tyra Biosciences Stock Price Chart Valneva Stock Price Chart Maravai LifeSciences Stock Price Chart Relay Therapeutics Stock Price Chart GH Research Stock Price Chart Stoke Therapeutics Stock Price Chart Receive SLS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for SELLAS Life Sciences Group and its competitors with MarketBeat's FREE daily newsletter. 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