Compare Stocks Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities. 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:AMRN NASDAQ:HUMA NASDAQ:ORMP NASDAQ:PRTA 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 VolumeAMRNAmarin$15.93+0.9%$13.25$7.08▼$17.49$330.01M0.8283,608 shs80,351 shsHUMAHumacyte$2.39+4.6%$2.28$1.15▼$9.79$369.96M1.893.80 million shs2.18 million shsORMPOramed Pharmaceuticals$2.10+0.5%$2.18$1.82▼$3.09$85.79M1.59140,689 shs17,877 shsPRTAProthena$6.33+1.7%$6.07$4.32▼$25.42$340.69M0.01802,329 shs478,839 shsTen Starter Stocks For Beginners to Buy NowJust getting into the stock market? These 10 simple stocks can help beginning investors build long-term wealth without knowing options, technicals, or other advanced strategies.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAMRNAmarin-1.99%-6.24%+19.09%+68.59%+5.06%HUMAHumacyte-7.69%-11.28%-3.80%+47.10%-72.86%ORMPOramed Pharmaceuticals-1.88%0.00%-1.88%-5.00%-17.39%PRTAProthena-3.27%-4.60%+22.44%-32.83%-72.47%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationAMRNAmarin0.2846 of 5 stars0.53.00.00.02.20.00.6HUMAHumacyte1.5532 of 5 stars3.51.00.00.01.40.80.6ORMPOramed Pharmaceuticals1.0228 of 5 stars0.04.00.00.02.70.80.6PRTAProthena3.5901 of 5 stars4.24.00.00.01.61.71.3Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAMRNAmarin 1.00Sell$12.00-24.65% DownsideHUMAHumacyte 3.00Buy$11.71391.17% UpsideORMPOramed Pharmaceuticals 2.00HoldN/AN/APRTAProthena 2.33Hold$31.50398.02% UpsideCurrent Analyst Ratings BreakdownLatest ORMP, HUMA, AMRN, and PRTA Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails7/9/2025HUMAHumacyteD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$25.006/25/2025AMRNAmarinThe Goldman Sachs GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetSell ➝ Sell$7.00 ➝ $12.006/20/2025PRTAProthenaCantor FitzgeraldSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingNeutral ➝ Neutral6/9/2025HUMAHumacyteD. Boral CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$25.005/28/2025PRTAProthenaBank of AmericaSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingNeutral ➝ Underperform5/27/2025PRTAProthenaPiper SandlerSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOverweight ➝ Overweight$110.00 ➝ $81.005/27/2025PRTAProthenaJMP SecuritiesSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetMarket Outperform ➝ Market Outperform$78.00 ➝ $29.005/27/2025PRTAProthenaCantor FitzgeraldSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeOverweight ➝ Neutral5/27/2025PRTAProthenaJefferies Financial GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeBuy ➝ Hold$6.005/27/2025PRTAProthenaOppenheimerSubscribe to MarketBeat All Access for the recommendation accuracy ratingDowngradeOutperform ➝ Market Perform5/27/2025PRTAProthenaHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetBuy ➝ Buy$30.00 ➝ $14.00(Data available from 7/16/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAMRNAmarin$228.61M1.44N/AN/A$23.62 per share0.67HUMAHumacyte$1.57M235.64N/AN/A($0.41) per share-5.82ORMPOramed Pharmaceuticals$2M42.89N/AN/A$3.61 per share0.58PRTAProthena$135.16M2.52N/AN/A$9.05 per share0.70Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAMRNAmarin-$82.18M-$3.64N/AN/AN/A-41.07%-17.21%-12.16%7/30/2025 (Estimated)HUMAHumacyte-$148.70M-$0.69N/AN/AN/AN/AN/A-73.59%8/12/2025 (Estimated)ORMPOramed Pharmaceuticals-$19.06M-$0.44N/AN/AN/AN/A-11.34%-10.73%8/13/2025 (Estimated)PRTAProthena-$122.31M-$2.08N/AN/AN/A-79.94%-21.61%-19.32%8/6/2025 (Estimated)Latest ORMP, HUMA, AMRN, and PRTA EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails8/13/2025N/AORMPOramed Pharmaceuticals-$0.01N/AN/AN/AN/AN/A8/12/2025Q2 2025HUMAHumacyte-$0.15N/AN/AN/A$0.94 millionN/A7/30/2025Q2 2025AMRNAmarin-$0.60N/AN/AN/A$45.45 millionN/A5/15/2025Q1 2025ORMPOramed Pharmaceuticals-$0.03-$0.19-$0.16-$0.19N/A$2.00 million5/13/2025Q1 2025HUMAHumacyte-$0.19-$0.10+$0.09$0.28$0.46 million$0.52 million5/8/2025Q1 2025PRTAProthena-$0.92-$1.12-$0.20-$1.12$8.18 million$2.83 million5/7/2025Q1 2025AMRNAmarin-$0.06-$0.04+$0.02-$0.04$50.75 millionN/ACompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthAMRNAmarinN/AN/AN/AN/AN/AHUMAHumacyteN/AN/AN/AN/AN/AORMPOramed PharmaceuticalsN/AN/AN/AN/AN/APRTAProthenaN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAMRNAmarinN/A3.532.55HUMAHumacyte0.363.683.28ORMPOramed PharmaceuticalsN/A23.9423.94PRTAProthenaN/A9.009.00Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAMRNAmarin22.25%HUMAHumacyte44.71%ORMPOramed Pharmaceuticals12.73%PRTAProthena97.08%Insider OwnershipCompanyInsider OwnershipAMRNAmarin1.96%HUMAHumacyte5.10%ORMPOramed Pharmaceuticals13.70%PRTAProthena9.20%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAMRNAmarin36020.71 million20.30 millionOptionableHUMAHumacyte150155.12 million147.21 millionOptionableORMPOramed Pharmaceuticals1040.85 million35.25 millionOptionablePRTAProthena13053.83 million48.88 millionOptionableORMP, HUMA, AMRN, and PRTA HeadlinesRecent News About These CompaniesProthena (NASDAQ:PRTA) Stock Price Passes Below Two Hundred Day Moving Average - Time to Sell?July 12, 2025 | marketbeat.comPRTA Dives 53.5% YTD: Will the Restructuring Effort Boost Prospects?July 4, 2025 | zacks.comProthena (NASDAQ:PRTA) Stock Price Passes Below 200 Day Moving Average - Should You Sell?July 4, 2025 | marketbeat.comProthena Corporation plc (NASDAQ:PRTA) Given Consensus Rating of "Hold" by AnalystsJune 25, 2025 | marketbeat.comProthena Corp (PRTA) Receives Reiterated Neutral Rating from Cantor Fitzgerald | PRTA Stock NewsJune 20, 2025 | gurufocus.comCantor Fitzgerald Reiterates "Neutral" Rating for Prothena (NASDAQ:PRTA)June 20, 2025 | marketbeat.comRoche’s Phase 3 Move Boosts Outlook for Prothena Corporation plc (PRTA)June 19, 2025 | finance.yahoo.comProthena Announces Corporate RestructuringJune 18, 2025 | finance.yahoo.comProthena (NASDAQ:PRTA) Shares Pass Below 200 Day Moving Average - Time to Sell?June 18, 2025 | marketbeat.comRoche’s Phase 3 Move Boosts Outlook for Prothena Corporation plc (PRTA)June 17, 2025 | msn.comProthena’s Partner Roche to Advance Prasinezumab into Phase III Development for Early-Stage Parkinson's DiseaseJune 16, 2025 | uk.finance.yahoo.comProthena's Partner Roche to Advance Prasinezumab into Phase III Development for Early-Stage Parkinson's DiseaseJune 16, 2025 | businesswire.comPRTA Prothena Corporation plcJune 7, 2025 | seekingalpha.comPiper Sandler Reduces Prothena (PRTA) Price Target to $81 from $110 Following AFFIRM-AL Trial DiscontinuationMay 30, 2025 | msn.comChardan Lowers Prothena (PRTA) Price Target Following AFFIRM-AL Trial FailureMay 30, 2025 | msn.comH.C. Wainwright Maintains Buy Rating on Prothena Corporation (NASDAQ:PRTA), Cuts PTMay 30, 2025 | insidermonkey.comOppenheimer Downgrades Prothena Corporation (NASDAQ:PRTA) to Perform from OutperformMay 30, 2025 | finance.yahoo.comB of A Securities Downgrades Prothena (PRTA)May 29, 2025 | msn.comJefferies Downgrades Prothena Corporation (PRTA) After Negative Trial ResultsMay 28, 2025 | finance.yahoo.comOppenheimer Downgrades Prothena Corporation (NASDAQ:PRTA) to Perform from OutperformMay 28, 2025 | insidermonkey.comAnalysts Offer Insights on Healthcare Companies: Prothena (PRTA) and Bristol-Myers Squibb (BMY)May 28, 2025 | theglobeandmail.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeORMP, HUMA, AMRN, and PRTA Company DescriptionsAmarin NASDAQ:AMRN$15.93 +0.15 (+0.93%) As of 03:51 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.Amarin Corporation plc, a pharmaceutical company, engages in the development and commercialization of therapeutics for the treatment of cardiovascular diseases in the United States, European countries, Canada, Lebanon, and the United Arab Emirates. The company offers VASCEPA, a prescription-only omega-3 fatty acid product, used as an adjunct to diet for reducing triglyceride levels in adult patients with severe hypertriglyceridemia. It sells its products principally to wholesalers and specialty pharmacy providers. The company has a collaboration with Mochida Pharmaceutical Co., Ltd. to develop and commercialize drug products and indications based on the active pharmaceutical ingredient in Vascepa. The company was formerly known as Ethical Holdings plc and changed its name to Amarin Corporation plc in 1999. Amarin Corporation plc was incorporated in 1989 and is headquartered in Dublin, Ireland.Humacyte NASDAQ:HUMA$2.38 +0.11 (+4.61%) As of 03:51 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.Humacyte, Inc. engages in the development and manufacture of off-the-shelf, implantable, and bioengineered human tissues for the treatment of diseases and conditions across a range of anatomic locations in multiple therapeutic areas. The company using its proprietary and scientific technology platform to engineer and manufacture human acellular vessels (HAVs) to be implanted into patient without inducing a foreign body response or leading to immune rejection. It is developing a portfolio of HAVs, which would target the vascular repair, reconstruction, and replacement market, including vascular trauma; arteriovenous access for hemodialysis; peripheral arterial disease; pediatric heart surgery; and coronary artery bypass grafting, as well as for the delivery of cellular therapy, including pancreatic islet cell transplantation to treat Type 1 diabetes. The company was founded in 2004 and is headquartered in Durham, North Carolina.Oramed Pharmaceuticals NASDAQ:ORMP$2.10 +0.01 (+0.48%) As of 03:50 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.Oramed Pharmaceuticals Inc. engages in the research and development of pharmaceutical solutions for the treatment of diabetes and for the use of orally ingestible capsules for delivery of polypeptides. The company's product portfolio includes ORMD-0801, an oral insulin capsule, which is in phase III clinical trial for the treatment of individuals with diabetes, as well as in phase II clinical trial for the treatment of non-alcoholic steatohepatitis; and ORA-D-013-1 and ORA-D-013-2, which have completed phase II clinical trial for the treatment of type 2 diabetes. It has license agreements with Oravax Medical Inc. to commercialize oral vaccines for COVID-19 and other novel coronaviruses. Oramed Pharmaceuticals Inc. was incorporated in 2002 and is headquartered in New York.Prothena NASDAQ:PRTA$6.32 +0.11 (+1.69%) As of 03:51 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.Prothena Corporation plc, a late-stage clinical biotechnology company, focuses on discovery and development of novel therapies to treat diseases caused by protein dysregulation in the United States. The company is involved in developing birtamimab, an investigational humanized antibody that is in Phase III clinical trial for the treatment of AL amyloidosis; Prasinezumab, a humanized monoclonal antibody, for the treatment of Parkinson's disease and other related synucleinopathies which is in Phase IIb clinical trial; NNC6019 that is in Phase lI clinical trial for the treatment of ATTR amyloidosis; and BMS-986446 and PRX012, which is in Phase I clinical trial for the treatment of Alzheimer's disease. Its discovery and preclinical programs include PRX123, a dual Aß-Tau vaccine for the treatment and prevention of Alzheimer's disease; and PRX019 for the treatment of neurogenerative diseases, as well as TDP-43 for the treatment of amyotrophic lateral sclerosis. Prothena Corporation plc has a license, development, and commercialization agreement with F. Hoffmann-La Roche Ltd. and Hoffmann-La Roche Inc. to develop and commercialize antibodies that target a-synuclein, including prasinezumab; and a collaboration agreement with Bristol-Myers Squibb to develop and commercialize antibodies targeting tau, TDP-43. The company was incorporated in 2012 and is based in Dublin, Ireland. 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