OS Therapies (OSTX) Stock Chart & Stock Price History $1.73 -0.02 (-1.14%) Closing price 08/4/2025 04:00 PM EasternExtended Trading$1.73 +0.00 (+0.23%) As of 08/4/2025 08:00 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. Over the last 12 months, the stock's price has decreased 39.30%, with a year-to-date return of -59.58%. In the past month, the stock has decreased 7.49%, reflecting recent market activity. As of the latest close, OS Therapies traded at $1.73 with a market cap of $48.61 million and volume of 230,440 shares. 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Email Address 5 Day Performance-2.81%1 Month Performance-7.49%3 Month Performance-21.36%Year-To-Date Performance-59.58%1 Year Performance-39.30% OSTX Stock Chart for Tuesday, August, 5, 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 Capitalization08/04/2025$1.75$1.73-1.14%$1.77$1.67230,440 shs$48.61 million08/01/2025$1.78$1.75-1.69%$1.79$1.67297,148 shs$49.17 million07/31/2025$1.75$1.78+1.71%$1.82$1.73169,987 shs$50.01 million07/30/2025$1.83$1.75-4.37%$1.84$1.75176,762 shs$49.17 million07/29/2025$1.80$1.83+1.67%$1.85$1.73340,665 shs$51.42 million07/28/2025$1.80$1.80$1.83$1.72274,258 shs$50.58 million07/25/2025$1.73$1.80+4.05%$1.81$1.73205,542 shs$50.58 million07/24/2025$1.83$1.73-5.46%$1.86$1.68342,842 shs$48.61 million07/23/2025$1.82$1.83+0.55%$1.95$1.78369,260 shs$51.42 million07/22/2025$1.69$1.82+7.69%$1.85$1.72361,174 shs$51.14 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. 07/21/2025$1.64$1.69+3.05%$1.71$1.66246,499 shs$47.49 million07/18/2025$1.68$1.64-2.38%$1.78$1.62348,131 shs$46.08 million07/17/2025$1.68$1.68$1.72$1.63411,075 shs$47.21 million07/16/2025$1.58$1.68+6.33%$1.68$1.56294,519 shs$47.21 million07/15/2025$1.56$1.58+1.28%$1.62$1.56197,283 shs$44.40 million07/14/2025$1.70$1.56-8.24%$1.70$1.53721,608 shs$43.83 million07/11/2025$1.67$1.70+1.80%$1.70$1.64344,129 shs$47.77 million07/10/2025$1.66$1.67+0.60%$1.71$1.63320,855 shs$46.92 million07/09/2025$1.62$1.66+2.47%$1.73$1.62419,114 shs$46.64 million07/08/2025$1.73$1.62-6.36%$1.75$1.55492,116 shs$45.52 million07/07/2025$1.87$1.73-7.49%$1.84$1.67710,121 shs$48.61 million07/04/2025$1.87$1.87$2.04$1.838.01 million shs$52.54 million Related Companies Eupraxia Pharmaceuticals Stock Chart Semper Paratus Acquisition Stock Chart CytomX Therapeutics Stock Chart enGene Stock Chart Kyverna Therapeutics Stock Chart Innate Pharma Stock Chart China SXT Pharmaceuticals Stock Chart Galectin Therapeutics Stock Chart Aclaris Therapeutics Stock Chart Lyell Immunopharma 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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