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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 NASDAQ:GLSINYSE:OSTXNYSE:PLXNASDAQ:TARA 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 VolumeGLSIGreenwich LifeSciences$9.81+0.1%$9.79$8.06▼$18.75$130.22M1.7446,179 shs29,704 shsOSTXOS Therapies$1.68+9.8%$1.62$1.12▼$7.00$47.21MN/A474,496 shs220,921 shsPLXProtalix BioTherapeutics$1.62-1.8%$2.40$0.82▼$3.10$128.96M-0.05537,400 shs867,507 shsTARAProtara Therapeutics$3.13-1.3%$3.83$1.60▼$10.48$120.76M1.73770,777 shs372,832 shsBeginner's Guide To Retirement StocksEnter your email address and we'll send you MarketBeat's list of seven best retirement stocks and why they should be in your portfolio. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceGLSIGreenwich LifeSciences+0.10%+0.72%-0.41%-17.91%-27.33%OSTXOS Therapies+9.80%+2.44%+8.39%-1.18%+167,999,900.00%PLXProtalix BioTherapeutics-1.82%-2.99%-45.27%-32.22%+25.58%TARAProtara Therapeutics-1.26%-1.88%-25.48%-15.86%+4.68%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationGLSIGreenwich LifeSciences1.1925 of 5 stars3.50.00.00.00.03.30.0OSTXOS Therapies2.025 of 5 stars3.70.00.00.01.51.70.6PLXProtalix BioTherapeutics2.2105 of 5 stars3.50.00.00.01.90.01.9TARAProtara Therapeutics2.9233 of 5 stars4.51.00.00.03.90.80.6Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceGLSIGreenwich LifeSciences 3.00Buy$39.00297.55% UpsideOSTXOS Therapies 3.40Buy$18.00971.43% UpsidePLXProtalix BioTherapeutics 3.00Buy$15.00825.93% UpsideTARAProtara Therapeutics 3.00Buy$20.50554.95% UpsideCurrent Analyst Ratings BreakdownLatest OSTX, GLSI, PLX, and TARA Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/22/2025TARAProtara TherapeuticsJones TradingSubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeStrong-Buy$21.005/15/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $20.004/28/2025TARAProtara TherapeuticsHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$23.00 ➝ $23.004/22/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $20.004/21/2025GLSIGreenwich LifeSciencesHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetBuy ➝ Buy$38.00 ➝ $39.004/16/2025TARAProtara TherapeuticsScotiabankSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageSector Outperform$12.004/7/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $20.004/2/2025OSTXOS TherapiesLake Street CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageBuy$19.003/31/2025OSTXOS TherapiesD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $20.003/14/2025TARAProtara TherapeuticsCantor FitzgeraldSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageOverweight3/11/2025TARAProtara TherapeuticsLifesci CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageOutperform$22.00(Data available from 5/24/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookGLSIGreenwich LifeSciencesN/AN/AN/AN/A$0.52 per shareN/AOSTXOS TherapiesN/AN/AN/AN/AN/AN/APLXProtalix BioTherapeutics$59.76M2.16$0.09 per share17.80$0.47 per share3.45TARAProtara TherapeuticsN/AN/AN/AN/A$6.01 per shareN/ACompare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateGLSIGreenwich LifeSciences-$8.89M-$1.20N/AN/AN/AN/A-185.12%-164.27%8/12/2025 (Estimated)OSTXOS Therapies-$7.79M-$0.86N/AN/AN/AN/AN/A-569.57%N/APLXProtalix BioTherapeutics$8.31M$0.04N/A5.23N/A-21.03%-30.89%-11.74%N/ATARAProtara Therapeutics-$40.42M-$1.72N/AN/AN/AN/A-55.96%-49.06%8/5/2025 (Estimated)Latest OSTX, GLSI, PLX, and TARA EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/20/2025Q1 2025GLSIGreenwich LifeSciences-$0.24-$0.25-$0.01-$0.25N/AN/A5/9/2025Q1PLXProtalix BioTherapeuticsN/A-$0.05N/AN/AN/AN/A5/8/2025Q1 2025TARAProtara Therapeutics-$0.47-$0.29+$0.18-$0.29N/AN/A4/15/2025Q4 2024GLSIGreenwich LifeSciences-$0.21-$0.61-$0.40-$0.61N/AN/A3/12/2025Q4 2024TARAProtara Therapeutics-$0.57-$0.48+$0.09-$0.48N/AN/ACompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthGLSIGreenwich LifeSciencesN/AN/AN/AN/AN/AOSTXOS TherapiesN/AN/AN/AN/AN/APLXProtalix BioTherapeuticsN/AN/AN/AN/AN/ATARAProtara TherapeuticsN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioGLSIGreenwich LifeSciencesN/A6.916.91OSTXOS TherapiesN/A0.760.76PLXProtalix BioTherapeuticsN/A1.981.27TARAProtara TherapeuticsN/A9.859.85Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipGLSIGreenwich LifeSciences4.16%OSTXOS TherapiesN/APLXProtalix BioTherapeutics16.53%TARAProtara Therapeutics38.13%Insider OwnershipCompanyInsider OwnershipGLSIGreenwich LifeSciences51.67%OSTXOS Therapies13.80%PLXProtalix BioTherapeutics6.50%TARAProtara Therapeutics8.40%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableGLSIGreenwich LifeSciences313.27 million6.35 millionNot OptionableOSTXOS TherapiesN/A28.10 millionN/AN/APLXProtalix BioTherapeutics20079.61 million69.00 millionOptionableTARAProtara Therapeutics3038.58 million18.05 millionOptionableOSTX, GLSI, PLX, and TARA HeadlinesRecent News About These CompaniesBNP Paribas Financial Markets Purchases Shares of 151,906 Protara Therapeutics, Inc. (NASDAQ:TARA)May 24 at 3:29 AM | marketbeat.comJones Trading Initiates Coverage of Protara Therapeutics (TARA) with Buy RecommendationMay 23 at 6:58 PM | msn.comToronto Dominion Bank Takes Position in Protara Therapeutics, Inc. (NASDAQ:TARA)May 23 at 5:15 AM | marketbeat.comRichard Levy Spends US$64k On Protara Therapeutics StockMay 22 at 12:04 PM | finance.yahoo.comVelan Capital Investment Management LP Buys 1,005,000 Shares of Protara Therapeutics, Inc. (NASDAQ:TARA)May 21 at 8:23 AM | marketbeat.comJanus Henderson Group PLC Invests $11.94 Million in Protara Therapeutics, Inc. (NASDAQ:TARA)May 19, 2025 | marketbeat.comWith 73% ownership, Protara Therapeutics, Inc. (NASDAQ:TARA) boasts of strong institutional backingMay 16, 2025 | finance.yahoo.comIntegral Health Asset Management LLC Makes New $7.39 Million Investment in Protara Therapeutics, Inc. (NASDAQ:TARA)May 14, 2025 | marketbeat.comJ. Goldman & Co LP Takes $748,000 Position in Protara Therapeutics, Inc. (NASDAQ:TARA)May 14, 2025 | marketbeat.comProtara Therapeutics to Participate in Upcoming Investor ConferencesMay 13, 2025 | globenewswire.comDriehaus Capital Management LLC Makes New Investment in Protara Therapeutics, Inc. (NASDAQ:TARA)May 12, 2025 | marketbeat.comProtara Therapeutics, Inc. (NASDAQ:TARA) Receives Average Rating of "Buy" from BrokeragesMay 12, 2025 | marketbeat.comBarclays PLC Takes $492,000 Position in Protara Therapeutics, Inc. (NASDAQ:TARA)May 11, 2025 | marketbeat.comProtara Therapeutics Reports Q1 2025 Financial ResultsMay 11, 2025 | tipranks.comProtara Therapeutics Announces First Quarter 2025 Financial Results and Provides Business UpdateMay 8, 2025 | globenewswire.comBlackstone Inc. Purchases Shares of 1,680,000 Protara Therapeutics, Inc. (NASDAQ:TARA)May 8, 2025 | marketbeat.com5AM Venture Management LLC Takes Position in Protara Therapeutics, Inc. (NASDAQ:TARA)May 4, 2025 | marketbeat.comAcorn Capital Advisors LLC Makes New Investment in Protara Therapeutics, Inc. (NASDAQ:TARA)May 4, 2025 | marketbeat.comRenaissance Technologies LLC Sells 194,440 Shares of Protara Therapeutics, Inc. (NASDAQ:TARA)May 4, 2025 | marketbeat.comRA Capital Management L.P. Buys 1,500,000 Shares of Protara Therapeutics, Inc. (NASDAQ:TARA)May 3, 2025 | marketbeat.comBoothbay Fund Management LLC Has $470,000 Holdings in Protara Therapeutics, Inc. (NASDAQ:TARA)May 3, 2025 | marketbeat.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeOSTX, GLSI, PLX, and TARA Company DescriptionsGreenwich LifeSciences NASDAQ:GLSI$9.81 +0.01 (+0.10%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$9.82 +0.01 (+0.15%) As of 05/23/2025 06:31 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.Greenwich LifeSciences, Inc., a clinical-stage biopharmaceutical company, develops novel cancer immunotherapies for breast cancer and other HER2/neu-expressing cancers. Its lead product candidate is GP2, an immunotherapy, which is in Phase III clinical trial to prevent breast cancer recurrences in patients who have previously undergone surgery. The company was formerly known as Norwell, Inc. and changed its name to Greenwich LifeSciences, Inc. in March 2018. Greenwich LifeSciences, Inc. was incorporated in 2006 and is headquartered in Stafford, Texas.OS Therapies NYSE:OSTX$1.68 +0.15 (+9.80%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$1.64 -0.04 (-2.14%) As of 05/23/2025 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.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.Protalix BioTherapeutics NYSE:PLX$1.62 -0.03 (-1.82%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$1.66 +0.04 (+2.47%) As of 05/23/2025 06:22 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.Protalix BioTherapeutics, Inc., a biopharmaceutical company, engages in the development, production, and commercialization of recombinant therapeutic proteins based on its proprietary ProCellEx plant cell-based protein expression system in the United States, Australia, Canada, Israel, Brazil, Russia, Turkey, and internationally. The company offers Elelyso for the treatment of Gaucher disease; and Elfabrio for the treatment of adult patients with a confirmed diagnosis of Fabry disease. It is also developing PRX-115, a plant cell-expressed recombinant PEGylated Uricase which is in Phase I trial for the treatment of gout; and PRX-119, a plant cell-expressed PEGylated recombinant human DNase I product candidate that is in preclinical phase for the treatment of NETs-related diseases. The company has agreements and partnerships with Pfizer; Fundação Oswaldo Cruz; and Chiesi Farmaceutici S.p.A. The company was incorporated in 1993 and is headquartered in Karmiel, Israel. Protalix BioTherapeutics, Inc. is a subsidiary of Protalix Ltd.Protara Therapeutics NASDAQ:TARA$3.13 -0.04 (-1.26%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$3.19 +0.06 (+1.88%) As of 05/23/2025 07:58 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.Protara Therapeutics, Inc., a clinical-stage biopharmaceutical company, engages in advancing transformative therapies for the treatment of cancer and rare diseases. The company's lead program is TARA-002, an investigational cell therapy, which is in Phase II clinical trial for the treatment of non-muscle invasive bladder cancer and lymphatic malformations. It is also developing intravenous choline chloride, an investigational phospholipid substrate replacement therapy that is in Phase II clinical trial for patients receiving parenteral nutrition. The company is headquartered in New York, New York. 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