NYSEAMERICAN:OSTX OS Therapies (OSTX) Stock Price, News & Analysis $1.74 -0.05 (-2.79%) Closing price 06/9/2026 04:10 PM EasternExtended Trading$1.76 +0.02 (+1.15%) As of 06/9/2026 07:02 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 FilingsShort InterestBuy 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$1.71▼$1.8450-Day Range$1.23▼$2.1452-Week Range$1.15▼$2.57Volume364,204 shsAverage Volume820,338 shsMarket Capitalization$77.50 millionP/E RatioN/ADividend YieldN/APrice Target$16.50Consensus 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™ Stocks49th Percentile Overall ScoreOSTX MarketRank™: OS Therapies scored higher than 49% of companies evaluated by MarketBeat. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion3.9 / 5Analyst RatingModerate Buy Consensus RatingOS Therapies has received a consensus rating of Moderate Buy. The company's average rating score is 2.67, and is based on no strong buy ratings, 2 buy ratings, 1 hold rating, and no sell ratings.Upside PotentialOS Therapies has a consensus price target of $16.50, representing about 848.3% upside from its current price of $1.74.Amount of Analyst CoverageOS Therapies has only been the subject of 3 research reports in the past 90 days.Read more about OS Therapies' stock forecast and price target. Earnings and Valuation0.0 / 5Proj. Earnings GrowthDecreasing Earnings GrowthEarnings for OS Therapies are expected to decrease in the coming year, from $0.16 to ($0.03) per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of OS Therapies is -1.61, 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 -1.61, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings. Short Interest3.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted4.15% 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 2.02, 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 25.98%, 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 Media2.3 / 5News SentimentN/A News SentimentOS Therapies has a news sentiment score of 0.60. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a lower news sentiment than the 0.76 average news sentiment score of Medical companies.News Coverage This WeekMarketBeat has tracked 1 news article for OS Therapies this week, compared to 2 articles on an average week.Search Interest7 people have searched for OSTX on MarketBeat in the last 30 days. MarketBeat FollowsOnly 1 people have added OS Therapies to their MarketBeat watchlist in the last 30 days. This is a decrease of 0% 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. 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Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. OSTX Stock News HeadlinesOS 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.comTrump’s New Dollar revealedThe last time something like this happened was 1974 - a secret deal that quietly determined the financial fate of an entire generation. According to Porter Stansberry, founder of one of the largest independent financial research firms in the world, it is happening again. Fortune calls it 'the biggest change to the world's relationship with the dollar' in a generation. Stansberry says Trump's money reset - enacted through executive orders and a treaty signed by 13 nations in December 2025 called Pax Silica - could determine whether you are enriched or quietly impoverished by the shift already underway. | Porter & Company (Ad)OS Therapies Delays Quarterly SEC FilingMay 15, 2026 | tipranks.comOS Therapies: OS Therapies Appoints Industry Leader Dr. Craig Eagle as Chief Medical AdvisorMay 15, 2026 | finanznachrichten.deOS Therapies (OSTX) price target increased by 16.67% to 14.28May 15, 2026 | msn.comOS Therapies Incorporated (OSTX) Gets a Buy from Lake StreetMay 2, 2026 | theglobeandmail.comOS Therapies Gains EMA Rolling Review for OST-HER2April 30, 2026 | tipranks.comSee More Headlines OSTX Stock Analysis - Frequently Asked Questions How have OSTX shares performed this year? OS Therapies' stock was trading at $1.40 at the beginning of 2026. Since then, OSTX shares have increased by 24.3% and is now trading at $1.74. How were OS Therapies' earnings last quarter? OS Therapies Incorporated (NYSEAMERICAN:OSTX) announced its earnings results on Monday, May, 18th. The company reported ($0.27) earnings per share (EPS) 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 Earnings5/18/2026Today6/09/2026Fiscal 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 (3m+) 1-Year History Jun 25 Sep 25 Dec 25 Mar 26 Jun 26 OSTX's financial health is in the Green zone, according to TradeSmith. OSTX has been in this zone for over 3 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$16.50 High Price Target$20.00 Low Price Target$13.00 Potential Upside/Downside+848.3%Consensus RatingModerate Buy Rating Score (0-4)2.67 Research Coverage3 Analysts Profitability EPS (Trailing Twelve Months)($0.79) Trailing P/E RatioN/A Forward P/E Ratio10.88 P/E GrowthN/ANet Income-$28.75 million Net MarginsN/A Pretax MarginN/A Return on Equity-6,489.80% 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-10.24Miscellaneous Outstanding Shares44,540,000Free Float39,951,000Market Cap$77.50 million OptionableN/A Beta-0.95 Social Links (Almost) Everything You Need To Know About The EV MarketLooking to profit from the electric vehicle mega-trend? 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