NYSEAMERICAN:OSTX OS Therapies (OSTX) Stock Price, News & Analysis $1.56 +0.05 (+3.31%) Closing price 04:10 PM EasternExtended Trading$1.56 0.00 (0.00%) As of 04:50 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 Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartEarningsHeadlinesInsider TradesOwnershipSEC FilingsBuy This Stock About OS Therapies Stock (NYSEAMERICAN:OSTX) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get OS Therapies alerts:Sign Up Key Stats Today's Range$1.50▼$1.5850-Day Range$1.46▼$2.2452-Week Range$1.15▼$2.57Volume286,096 shsAverage Volume692,601 shsMarket Capitalization$69.48 millionP/E RatioN/ADividend YieldN/APrice Target$13.33Consensus RatingModerate Buy Company Overview OS Therapies Incorporated, a clinical stage biopharmaceutical company, focuses on the identification, development, and commercialization of treatments for osteosarcoma and other solid tumors in the United States. Its pipeline includes OST-HER2, an off-the-shelf immunotherapy for osteosarcoma patients; and OST-tunable drug conjugate (OST-tADC), an antibody-drug conjugate technology, with a plug-and-play platform that features tunable pH sensitive silicone linkers. OS Therapies Incorporated was incorporated in 2018 and is based in Rockville, Maryland. Read More OS Therapies Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks44th Percentile Overall ScoreOSTX MarketRank™: OS Therapies scored higher than 44% of companies evaluated by MarketBeat. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion4.2 / 5Analyst RatingModerate Buy Consensus RatingOS Therapies has received a consensus rating of Moderate Buy. The company's average rating score is 2.75, and is based on no strong buy ratings, 3 buy ratings, 1 hold rating, and no sell ratings.Upside PotentialOS Therapies has a consensus price target of $13.33, representing about 754.7% upside from its current price of $1.56.Amount of Analyst CoverageOS Therapies has only been the subject of 4 research reports in the past 90 days.Read more about OS Therapies' stock forecast and price target. Earnings and Valuation0.6 / 5Proj. Earnings GrowthGrowing Earnings GrowthEarnings for OS Therapies are expected to grow in the coming year, from ($0.94) to $0.62 per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of OS Therapies is -1.44, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of OS Therapies is -1.44, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings. Short Interest2.0 / 5Short Interest LevelBearish Percentage of Shares Shorted5.64% of the float of OS Therapies has been sold short.Short Interest Ratio / Days to CoverOS Therapies has a short interest ratio ("days to cover") of 2.52, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in OS Therapies has recently increased by 10.84%, indicating that investor sentiment is decreasing significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldOS Therapies does not currently pay a dividend.Dividend GrowthOS Therapies does not have a long track record of dividend growth. News and Social Media0.6 / 5News SentimentN/A Search InterestOnly 1 people have searched for OSTX on MarketBeat in the last 30 days. This is a decrease of -67% compared to the previous 30 days.MarketBeat Follows2 people have added OS Therapies to their MarketBeat watchlist in the last 30 days. This is an increase of 100% compared to the previous 30 days. Company Ownership0.4 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, OS Therapies insiders have not sold or bought any company stock.Percentage Held by Insiders10.30% of the stock of OS Therapies is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by InstitutionsOS Therapies has minimal institutional ownership at this time.Read more about OS Therapies' insider trading history. Receive OSTX Stock News and Ratings via Email Sign-up to receive the latest news and ratings for OS Therapies and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. 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OSTX Stock News HeadlinesOS Therapies Corporate Event Calendar | AMEX:OSTXJuly 9, 2026 | benzinga.comOS Therapies: OS Therapies Accepts New FDA Meeting Request to Review Biomarker Data as Part of BEST ProgramJuly 8, 2026 | finanznachrichten.deTrump Takes Emergency Action - Plus Elon Musk's New VentureElon Musk has quietly launched a new venture - one that has nothing to do with rockets, EVs, or Neuralink. Trump has issued emergency support to accelerate the rollout, and it's already live in multiple states. The Financial Times reports Sam Altman is personally calling people to build this for OpenAI. A few little-known companies control the entire supply chain - meaning anyone who wants access must go through them. Their stocks are available to buy right now.July 21 at 1:00 AM | Altimetry (Ad)OS Therapies: OS Therapies Third Quarter 2026 Corporate OutlookJuly 6, 2026 | finanznachrichten.deOS Therapies: OS Therapies Appoints Dr. Craig Eagle to Board of DirectorsJuly 2, 2026 | finanznachrichten.deOS Therapies Secures Convertible Note Financing for ExpansionJuly 2, 2026 | tipranks.comOS Therapies: OS Therapies Achieves Statistically Significant 2.5-Year Overall Survival in Phase 2b Trial of OST-HER2 in Fully Resected Pulmonary Metastatic OsteosarcomaJune 2, 2026 | finanznachrichten.deOS Therapies Announces Pricing of its Initial Public Offering on NYSE American - Company to Trade under Symbol “OSTX”May 28, 2026 | businesswire.comSee More Headlines OSTX Stock Analysis - Frequently Asked Questions How have OSTX shares performed this year? OS Therapies' stock was trading at $1.40 on January 1st, 2026. Since then, OSTX stock has increased by 11.4% and is now trading at $1.56. How were OS Therapies' earnings last quarter? OS Therapies Incorporated (NYSEAMERICAN:OSTX) posted its quarterly earnings data on Monday, May, 18th. The company reported ($0.27) earnings per share for the quarter. How do I buy shares of OS Therapies? Shares of OSTX stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. Company Calendar Last Earnings5/18/2026Today7/21/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Green Zone (4m+) 1-Year History Jul 25 Oct 25 Jan 26 Apr 26 Jul 26 OSTX's financial health is in the Green zone, according to TradeSmith. OSTX has been in this zone for over 4 months. Industry, Sector and Symbol Stock ExchangeNYSEAMERICAN SectorMedical Industry Pharmaceutical preparations Sub-IndustryPharmaceutical Products Current SymbolNYSEAMERICAN:OSTX Previous SymbolNYSE:OSTX CIK1795091 WebN/A Phone(410) 297-7793FaxN/AEmployeesN/AYear Founded2018Price Target and Rating Average Price Target for OS Therapies$13.33 High Price Target$20.00 Low Price Target$7.00 Potential Upside/Downside+754.7%Consensus RatingModerate Buy Rating Score (0-4)2.75 Research Coverage4 Analysts Profitability EPS (Trailing Twelve Months)($0.79) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$28.75 million Net MarginsN/A Pretax MarginN/A Return on EquityN/A Return on Assets-422.43% Debt Debt-to-Equity RatioN/A Current Ratio0.05 Quick Ratio0.05 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value($0.17) per share Price / Book-9.18Miscellaneous Outstanding Shares44,540,000Free Float39,951,000Market Cap$69.48 million OptionableN/A Beta-0.83 Social Links 7 Stocks to Buy Before the Robotics RevolutionRobotics and automation are rapidly becoming essential infrastructure across healthcare, manufacturing, logistics, and many other industries. "Physical AI" is coming to the United States, and there are four ways that investors can gain exposure to this new robotics revolution. Plus, learn which seven companies are most positioned to benefit as intelligent robots enter the workforce.Get This Free Report This page (NYSEAMERICAN:OSTX) was last updated on 7/21/2026 by MarketBeat.com Staff. From Our PartnersLouis Navellier: My #1 AI stock for 2026 (name & ticker inside)Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...InvestorPlace | SponsoredTrump Takes Emergency Action - Plus Elon Musk's New VentureElon Musk has quietly launched a new venture - one that has nothing to do with rockets, EVs, or Neuralink. Tru...Altimetry | SponsoredYour $29.97 book is free todayWhy Some Traders Skip Stocks Entirely You don't need a big account to trade options. In fact, options ca...Profits Run | SponsoredReady to give options a try? 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