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Stocks to Compare Sections All Sections Selected Performance Chart Price & Volume MarketRank Analyst Ratings Sales & Book Value Profitability & Earnings Dividends Debt Ownership Miscellaneous Headlines About Compare NYSE:OSTXNASDAQ:PYRGFNASDAQ:TTPHNYSE:VHAQ On This Page Performance ChartPrice & VolumeMarketRank™Analyst RatingsSales & Book ValueProfitability & EarningsDividendsDebtOwnershipMiscellaneousHeadlinesAbout Comparison Ideas Stock Ideas Comparative Price Performance Over Time1 day7 days30 days90 days365 daysCompare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeOSTXOS Therapies$1.87-2.1%$1.79$1.12▼$7.00$52.54MN/A491,386 shs8.01 million shsPYRGFPyroGenesis Canada$0.34+2.4%$0.34$0.30▼$0.80$63.64M0.8911,194 shs13,110 shsTTPHTetraphase Pharmaceuticals$2.20$2.20$0.56▼$8.60$15.98M2.33932,542 shs282,689 shsVHAQViveon Health Acquisition$11.00$11.00$0.00▼$12.48$62.26M-0.112 shs99 shs5G Stocks: The Path Forward is ProfitableEnter your email address and we'll send you MarketBeat's guide to investing in 5G and which 5G stocks show the most promise. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceOSTXOS Therapies-2.09%+3.31%+17.61%+33.57%+186,999,900.00%PYRGFPyroGenesis Canada+2.37%+2.28%-11.96%+6.53%-36.87%TTPHTetraphase Pharmaceuticals0.00%0.00%0.00%0.00%0.00%VHAQViveon Health Acquisition0.00%0.00%0.00%0.00%+10.00%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationOSTXOS Therapies2.5056 of 5 stars3.70.00.00.01.91.70.6PYRGFPyroGenesis Canada0.0945 of 5 stars0.02.00.00.00.01.70.0TTPHTetraphase PharmaceuticalsN/AN/AN/AN/AN/AN/AN/AN/AVHAQViveon Health AcquisitionN/AN/AN/AN/AN/AN/AN/AN/ACompare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceOSTXOS Therapies 3.40Buy$18.00862.57% UpsidePYRGFPyroGenesis Canada 0.00N/AN/AN/ATTPHTetraphase Pharmaceuticals 0.00N/AN/AN/AVHAQViveon Health Acquisition 0.00N/AN/AN/ACurrent Analyst Ratings BreakdownLatest TTPH, VHAQ, PYRGF, and OSTX Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails6/30/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.006/24/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.006/9/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.005/15/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $20.004/22/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $20.004/7/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $20.00(Data available from 7/4/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookOSTXOS TherapiesN/AN/AN/AN/AN/AN/APYRGFPyroGenesis Canada$9.14M6.96N/AN/A($0.01) per share-34.09TTPHTetraphase Pharmaceuticals$7.38M2.17N/AN/A$6.68 per share0.33VHAQViveon Health AcquisitionN/AN/AN/AN/AN/AN/ACompare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateOSTXOS Therapies-$7.79M-$0.86N/AN/AN/AN/AN/A-569.57%N/APYRGFPyroGenesis Canada-$21.12M-$0.02N/A∞N/A-115.14%N/A-60.81%N/ATTPHTetraphase Pharmaceuticals-$70.08M-$22.85N/AN/AN/A-798.18%-210.86%-121.73%N/AVHAQViveon Health Acquisition-$610KN/A0.00∞N/AN/AN/AN/AN/ACompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthOSTXOS TherapiesN/AN/AN/AN/AN/APYRGFPyroGenesis CanadaN/AN/AN/AN/AN/ATTPHTetraphase PharmaceuticalsN/AN/AN/AN/AN/AVHAQViveon Health AcquisitionN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioOSTXOS TherapiesN/A0.760.76PYRGFPyroGenesis CanadaN/A0.600.50TTPHTetraphase Pharmaceuticals0.063.663.56VHAQViveon Health AcquisitionN/AN/AN/ACompare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipOSTXOS TherapiesN/APYRGFPyroGenesis Canada0.03%TTPHTetraphase Pharmaceuticals42.29%VHAQViveon Health Acquisition22.14%Insider OwnershipCompanyInsider OwnershipOSTXOS Therapies13.80%PYRGFPyroGenesis Canada47.68%TTPHTetraphase Pharmaceuticals5.70%VHAQViveon Health Acquisition75.27%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableOSTXOS TherapiesN/A28.10 millionN/AN/APYRGFPyroGenesis Canada90186.69 million96.34 millionNo DataTTPHTetraphase Pharmaceuticals1197.26 millionN/AOptionableVHAQViveon Health Acquisition25.66 million1.40 millionNot OptionableTTPH, VHAQ, PYRGF, and OSTX HeadlinesRecent News About These CompaniesViveon Health Acquisition CorpNovember 21, 2024 | investing.comClearday, Inc. (CLRD)September 6, 2024 | finance.yahoo.comClearday Announces Board Resignation of Jeff Coleman with Warm Wishes for His Future Success - UpdatedMay 3, 2024 | finance.yahoo.comClearday Announces Board Resignation of Jeff Coleman with Warm Wishes for His Future SuccessMay 2, 2024 | finance.yahoo.comViveon Health Acquisition Corp.: Viveon Healthcare Acquisition Corp. Confirms Commitment To Proceed With Business Combination ProcessFebruary 28, 2024 | finanznachrichten.deVIVEON HEALTHCARE ACQUISITION CORP. CONFIRMS COMMITMENT TO PROCEED WITH BUSINESS COMBINATION PROCESSFebruary 27, 2024 | globenewswire.comNYSE American to Suspend Trading in Viveon Health Acquisition Corp. (VHAQ)February 21, 2024 | finance.yahoo.comViveon Health Acquisition Corp. Receives Commencement of Delisting Notice From the NYSEDecember 27, 2023 | finance.yahoo.comNYSE American to Commence Delisting Proceedings Against Viveon Health Acquisition Corp. (VHAQ)December 22, 2023 | tmcnet.comSan Antonio, Texas Clearday (CLRD-OTCQX) is proud to honor our US Veterans through the Company’s Clearday Club in San Antonio, Texas.November 13, 2023 | finance.yahoo.comNYSE American to Commence Delisting Proceedings with Respect to the Warrants of Viveon Health Acquisition Corp. (VHAQ.WS)October 24, 2023 | finance.yahoo.comVHAQ-R Viveon Health Acquisition Corp.September 23, 2023 | seekingalpha.comViveon Health Acquisition Received Audit Opinion With Going Concern ExplanationSeptember 15, 2023 | marketwatch.comVIVEON HEALTH ACQUISITION CORP. RECEIVED AUDIT OPINION WITH GOING CONCERN EXPLANATIONSeptember 15, 2023 | finance.yahoo.comViveon Healthcare Increases Consideration Offered to Clearday ShareholdersSeptember 5, 2023 | finance.yahoo.comSPAC Viveon ups merger consideration for Clearday to $500MAugust 29, 2023 | msn.comViveon Health Acquisition Corp. and Clearday, Inc. Announce Amendment to their Definitive Merger AgreementAugust 29, 2023 | finance.yahoo.comVIVEON HEALTH ACQUISITION CORP. RECEIVES NYSE NOTICE REGARDING DELAYED FORM 10-K FILINGApril 25, 2023 | finance.yahoo.comViveon Health Acquisition Corp. (VHAQ-RT)April 18, 2023 | finance.yahoo.com(Updated) Clearday Inc. and Viveon Health Acquisition Corp. Announce Definitive Merger Agreement to Accelerate Innovative Longevity-Tech Platform to MarketApril 12, 2023 | finance.yahoo.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTTPH, VHAQ, PYRGF, and OSTX Company DescriptionsOS Therapies NYSE:OSTX$1.87 -0.04 (-2.09%) Closing price 07/3/2025 03:52 PM EasternExtended Trading$1.88 +0.01 (+0.80%) As of 07/3/2025 04:54 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.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.PyroGenesis Canada NASDAQ:PYRGF$0.34 +0.01 (+2.37%) As of 07/3/2025 12:24 PM EasternPyroGenesis Canada Inc. designs, develops, manufactures, and commercializes plasma processes and solutions worldwide. The company offers DROSRITE, a process for enhancing metal recovery from dross without any hazardous by-products; plasma atomization process that allows produce and sell high purity spherical metal powders; PUREVAP, a process to produce high purity metallurgical and solar grade silicon from quartz; and PUREVAP NSiR, which is designed to transform silicon into spherical silicon nano powders and nanowires for use in lithium-ion batteries. It provides plasma torches and plasma torch systems used toreplace fossil fuel burners in industrial iron ore pelletization process; plasma arc waste destruction systems for waste destruction onboard ships; steam plasma arc refrigerant cracking systems for the destruction of certain refrigerants, including chlorofluorocarbons, hydrofluorocarbons, and hydrochlorofluorocarbons; plasma arc chemical warfare agent destruction systems, which are mobile platforms for the onsite destruction of chemical warfare agents; plasma resource recovery systems for land-based waste destruction and waste-to-energy applications; plasma torches for waste gasification and combustion; and plasma arc gasification and vitrification. In addition, it offers engineering and manufacturing expertise, and contract research, as well as turnkey process equipment packages to the defense, metallurgical, mining, additive manufacturing (including 3D printing), oil and gas, and environmental industries. Further, the company provides installation, commissioning, and start-up services. PyroGenesis Canada Inc. is headquartered in Montreal, Canada.Tetraphase Pharmaceuticals NASDAQ:TTPHTetraphase Pharmaceuticals, Inc., a biopharmaceutical company, develops various antibiotics for the treatment of serious and life-threatening multidrug-resistant infections. The company's lead product candidate is Xerava (eravacycline), a synthetic fluorocycline intravenous and IV antibiotic for use as a first-line empiric monotherapy to treat multidrug-resistant infections, including multidrug-resistant Gram-negative infections. It conducted Phase III clinical trials with Xerava through investigating Gram-negative infections treated with Xerava (IGNITE). The company has completed IGNITE1 and IGNITE4, a Phase III clinical trial evaluating the safety and efficacy of Xerava with IV administration for the treatment of complicated intra-abdominal infections; IGNITE2, a Phase III clinical trial evaluating the safety and efficacy of Xerava with IV-to-oral transition therapy for the treatment of complicated urinary tract infections (cUTI); and IGNITE3, a Phase III clinical trial evaluating the safety and efficacy of Xerava with IV administration for the treatment of cUTI. It is also developing TP-271, a synthetic broad-spectrum fluorocycline that is in Phase I clinical trial for respiratory diseases caused by bacterial biothreat pathogens; TP-6076, a synthetic fluorocycline derivative, which is in Phase I clinical trial for multidrug-resistant Gram-negative infections; and TP-2846, a synthetic tetracycline for the treatment of acute myeloid leukemia, which is in pre-clinical stage. Tetraphase Pharmaceuticals, Inc. has a license agreement with Everest Medicines Limited to develop and commercialize Xerava for the treatment of complicated intra-abdominal infections and other indications in mainland China, Taiwan, Hong Kong, Macau, South Korea, and Singapore. The company was founded in 2006 and is headquartered in Watertown, Massachusetts.Viveon Health Acquisition NYSE:VHAQ$11.00 0.00 (0.00%) As of 01/30/2025Viveon Health Acquisition Corp. does not have significant operations. It intends to effect a merger, share exchange, asset acquisition, stock purchase, recapitalization, reorganization, or similar business combination with one or more businesses in the healthcare industry in North America. The company was incorporated in 2020 and is based in Atlanta, Georgia. Viveon Health Acquisition Corp. operates as a subsidiary of Viveon Health LLC. 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