OS Therapies (OSTX) Stock Chart & Stock Price History $1.70 +0.10 (+6.25%) Closing price 04:00 PM EasternExtended Trading$1.64 -0.06 (-3.53%) As of 04:09 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsTrendsBuy This Stock OS Therapies Stock Price Performance The OS Therapies (OSTX) stock chart highlights key performance trends across multiple timeframes. Since the beginning of the year, the stock decreased 60.28%. In the past month, the stock has decreased 6.59%, reflecting recent market activity. As of the latest close, OS Therapies traded at $1.60 with a market cap of $44.96 million and volume of 153,233 shares. 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Email Address 5 Day Performance+1.19%1 Month Performance-6.59%3 Month Performance+3.03%Year-To-Date Performance-60.28% OSTX Stock Chart for Wednesday, May, 28, 2025 OSTX Chart by TradingView OS Therapies 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 Capitalization05/27/2025$1.68$1.60-4.76%$1.70$1.59153,233 shs$44.96 million05/26/2025$1.68$1.68$1.78$1.50220,921 shs$47.21 million05/23/2025$1.53$1.68+9.80%$1.78$1.50220,921 shs$47.21 million05/22/2025$1.45$1.53+5.52%$1.58$1.46237,061 shs$42.99 million05/21/2025$1.59$1.45-8.81%$1.59$1.45184,078 shs$31.41 million05/20/2025$1.59$1.59$1.60$1.45328,801 shs$34.45 million05/19/2025$1.64$1.59-3.05%$1.68$1.54241,031 shs$34.45 million05/16/2025$1.66$1.64-1.20%$1.75$1.60364,691 shs$35.53 million05/15/2025$1.80$1.66-7.78%$1.82$1.59233,533 shs$35.96 million05/14/2025$1.81$1.80-0.55%$1.87$1.75159,640 shs$39.00 million Get the Latest News and Ratings for OSTX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for OS Therapies and its competitors with MarketBeat's FREE daily newsletter. 05/13/2025$1.70$1.81+6.47%$1.84$1.66199,223 shs$39.21 million05/12/2025$1.95$1.70-12.82%$1.99$1.66548,689 shs$36.83 million05/09/2025$1.97$1.95-1.02%$2.05$1.84147,390 shs$42.25 million05/08/2025$1.84$1.97+7.07%$2.01$1.87218,916 shs$42.68 million05/07/2025$2.34$1.84-21.37%$2.41$1.691.74 million shs$39.86 million05/06/2025$2.20$2.34+6.36%$2.49$2.06394,511 shs$50.69 million05/05/2025$2.04$2.20+7.84%$2.29$2.07490,954 shs$47.66 million05/02/2025$1.93$2.04+5.70%$2.07$1.86242,033 shs$44.20 million05/01/2025$2.03$1.93-4.93%$2.13$1.93366,492 shs$41.81 million04/30/2025$2.00$2.03+1.50%$2.10$1.80328,592 shs$43.98 million04/29/2025$1.82$2.00+9.89%$2.14$1.90718,711 shs$43.33 million04/28/2025$1.60$1.82+13.75%$1.96$1.68522,652 shs$39.43 million Related Companies SELLAS Life Sciences Group Stock Chart Inhibrx Stock Chart Tiziana Life Sciences Stock Chart Organigram Stock Chart Eledon Pharmaceuticals Stock Chart Kodiak Sciences Stock Chart CytomX Therapeutics Stock Chart Nanobiotix Stock Chart ProQR Therapeutics Stock Chart scPharmaceuticals Stock Chart Receive OSTX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for OS Therapies and its competitors with MarketBeat's FREE daily newsletter. 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