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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:MNK NASDAQ:NRBO NASDAQ:SPRB NASDAQ:VAXX 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 VolumeMNKMallinckrodt$0.34$0.75▼$6.42$1.58MN/A2.62 million shs39,227 shsNRBONeuroBo Pharmaceuticals$0.64$0.67$2.08▼$4.41$5.51M-0.2639,605 shs44,036 shsSPRBSpruce Biosciences$8.75-5.9%$6.71$0.06▼$0.61$4.92M2.43802,052 shs863 shsVAXXVaxxinity$0.04+42,900.0%$0.01$0.00▼$0.10$5.45M-24.166,962 shs78,320 shsOptions Trading Made Easy - Download NowLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceMNKMallinckrodt0.00%0.00%0.00%0.00%0.00%NRBONeuroBo Pharmaceuticals0.00%+0.58%-4.12%-6.50%-84.04%SPRBSpruce Biosciences-5.93%-23.18%+15.86%+79.76%-73.00%VAXXVaxxinity+42,900.00%+72.00%+42,900.00%+186.67%+115.00%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationMNKMallinckrodtN/AN/AN/AN/AN/AN/AN/AN/ANRBONeuroBo PharmaceuticalsN/AN/AN/AN/AN/AN/AN/AN/ASPRBSpruce Biosciences2.0532 of 5 stars3.03.00.00.01.51.70.6VAXXVaxxinityN/AN/AN/AN/AN/AN/AN/AN/ACompare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceMNKMallinckrodt 0.00N/AN/AN/ANRBONeuroBo Pharmaceuticals 0.00N/AN/AN/ASPRBSpruce Biosciences 2.00Hold$131.251,400.00% UpsideVAXXVaxxinity 0.00N/AN/AN/ACurrent Analyst Ratings BreakdownCompare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookMNKMallinckrodtN/AN/AN/AN/A$47.48 per shareN/ANRBONeuroBo PharmaceuticalsN/AN/AN/AN/A$1.50 per shareN/ASPRBSpruce Biosciences$4.91M1.00N/AN/A$1.88 per share4.65VAXXVaxxinityN/AN/AN/AN/A$0.11 per shareN/ACompare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateMNKMallinckrodtN/A-$116.19N/AN/AN/A-82.59%20.32%2.49%N/ANRBONeuroBo Pharmaceuticals-$12.47MN/A0.00N/AN/AN/A-189.12%-122.31%N/ASPRBSpruce Biosciences-$47.92M-$99.25N/AN/AN/A-555.23%-62.10%-47.49%N/AVAXXVaxxinity-$56.93M-$0.45N/A∞N/AN/AN/AN/AN/ACompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthMNKMallinckrodtN/AN/AN/AN/AN/ANRBONeuroBo PharmaceuticalsN/AN/AN/AN/AN/ASPRBSpruce BiosciencesN/AN/AN/AN/AN/AVAXXVaxxinityN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioMNKMallinckrodt1.180.570.31NRBONeuroBo PharmaceuticalsN/A2.412.41SPRBSpruce Biosciences0.015.365.36VAXXVaxxinityN/AN/AN/ACompare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipMNKMallinckrodt83.74%NRBONeuroBo Pharmaceuticals1.37%SPRBSpruce Biosciences91.71%VAXXVaxxinity82.95%Insider OwnershipCompanyInsider OwnershipMNKMallinckrodt0.30%NRBONeuroBo Pharmaceuticals1.05%SPRBSpruce Biosciences6.90%VAXXVaxxinity64.06%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableMNKMallinckrodt2,70013.17 million13.13 millionNot OptionableNRBONeuroBo Pharmaceuticals108.62 million8.53 millionNot OptionableSPRBSpruce Biosciences20562,00037.54 millionOptionableVAXXVaxxinity90126.75 million45.55 millionNot OptionableMNK, NRBO, VAXX, and SPRB HeadlinesRecent News About These CompaniesBrain healthOctober 24, 2024 | newsweek.comNTreatment Trials in Alzheimer's DiseaseSeptember 30, 2024 | msn.comIs Vaxxinity Inc (VAXX) Stock a Good Investment?September 19, 2024 | aaii.comACongress makes $4.5 trading stocks in a day; Here's the biggest winnersJuly 4, 2024 | finbold.comFVaxxinity UB-312 Parkinson's Trial Results Published in Nature MedicineJune 20, 2024 | globenewswire.comWhy Is Vaxxinity (VAXX) Stock Up 39% Today?May 3, 2024 | investorplace.comWhy Is Vaxxinity (VAXX) Stock Down 58% Today?April 22, 2024 | investorplace.comVaxxinity Plans to Delist Shares From NasdaqApril 19, 2024 | marketwatch.comVaxxinity Issues Shareholder LetterApril 19, 2024 | globenewswire.comVaxxinity Announces Intention to Voluntarily Delist and Deregister its Class A Common StockApril 19, 2024 | globenewswire.comVaxxinity to Present Clinical Data at the Annual Academy of Neurology 2024 Annual MeetingMarch 28, 2024 | globenewswire.comVAXX Stock Earnings: Vaxxinity Beats EPS for Q4 2023March 27, 2024 | investorplace.comVaxxinity Reports Fourth Quarter and Full-Year 2023 Financial Results and Provides Corporate UpdatesMarch 27, 2024 | globenewswire.comVaxxinity Announces Positive Target Engagement Data from Phase 1 Clinical Trial for Parkinson's Disease at AD/PD™ 2024March 7, 2024 | globenewswire.comVaxxinity’s Heart Health Innovation to Reduce LDL Cholesterol LevelsFebruary 15, 2024 | finance.yahoo.comVaxxinity’s Cholesterol Vaccine Candidate Successfully Lowers LDL-C: Preclinical Data PublishedFebruary 15, 2024 | finance.yahoo.comVaxxinity's Cholesterol Vaccine Candidate Successfully Lowers LDL-C: Preclinical Data PublishedFebruary 15, 2024 | globenewswire.comVaxxinity to Present Clinical and Preclinical Pipeline Data at AD/PD 2024February 13, 2024 | finance.yahoo.comVaxxinity, UF Join Forces Against Neurodegenerative DiseasesJanuary 30, 2024 | finance.yahoo.comVaxxinity Announces Research Collaboration on Active Immunotherapies for Neurodegenerative Diseases with University of FloridaJanuary 30, 2024 | finance.yahoo.comNew MarketBeat Followers Over TimeMNK, NRBO, VAXX, and SPRB Company DescriptionsMallinckrodt NYSE:MNKMallinckrodt Plc is a global specialty pharmaceuticals company. It develops, manufactures, markets and distributes both branded and generic specialty pharmaceutical products and medical imaging agents. It operates through the Specialty Brands and Specialty Generics segments. The Specialty Brands segment includes branded medicines. The Specialty Generics segment relates to specialty generic drugs, active pharmaceutical ingredients, as well as external manufacturing. The company was founded by Gustavo Mallinckrodt, Otto Mallinckrodt and Edward Mallinckrodt in 1867 and is headquartered in Blanchardstown, Dublin.NeuroBo Pharmaceuticals NASDAQ:NRBO$0.64 0.00 (0.00%) As of 08/14/2025NeuroBo Pharmaceuticals, Inc., a clinical-stage biotechnology company focuses on developing and commercializing novel pharmaceuticals to treat cardiometabolic diseases. It develops DA-1241, a novel G-Protein-Coupled Receptor 119 agonist with development optionality as a standalone and/or combination therapy that is in Phase 2a clinical trial for metabolic dysfunction-associated steatohepatitis (MASH), and has completed Phase 1 clinical trial for the treatment of type 2 diabetes mellitus (T2DM); and DA-1726, a novel oxyntomodulin analogue functioning as a GLP-1 receptor and glucagon receptor dual agonist, which is in preclinical development for the treatment of obesity. The company's therapeutic programs include ANA001, a proprietary oral niclosamide formulation for the treatment of patients with moderate COVID-19; NB-01 for the treatment of painful diabetic neuropathy; NB-02 for the treatment of cognitive impairment; and Gemcabene for the treatment of dyslipidemia. It has a license agreement with Pfizer Inc. for the research, development, manufacture, and commercialization of Gemcabene. NeuroBo Pharmaceuticals, Inc. is headquartered in Cambridge, Massachusetts.Spruce Biosciences NASDAQ:SPRB$8.75 -0.55 (-5.93%) As of 08/14/2025Spruce Biosciences, Inc., a biopharmaceutical company, focuses on developing and commercializing novel therapies for rare endocrine disorders. The company engages in developing tildacerfont, a non-steroidal therapy to enhance disease control and reduce steroid burden for patients suffering from congenital adrenal hyperplasia (CAH), which is in Phase 2b clinical trial; and to evaluate glucocorticoid reduction in adult patients with classic CAH that is Phase 2b clinical trial. It is also developing tildacerfont for the treatment of pediatric classic congenital adrenal hyperplasia in children that is in Phase 2 clinical trial; and for females with polycystic ovary syndrome, which is in Phase 2 clinical trial. Spruce Biosciences, Inc. has a license agreement with Eli Lilly and Company to research, develop, and commercialize compounds for various pharmaceutical uses; and collaboration and license agreement with Kaken Pharmaceutical Co. Ltd. to develop, manufacture, and commercialize tildacerfont for the treatment of CAH in Japan. The company was incorporated in 2014 and is headquartered in South San Francisco, California.Vaxxinity NASDAQ:VAXX$0.04 +0.04 (+42,900.00%) As of 08/15/2025 03:59 PM EasternVaxxinity, Inc., a biotechnology company, focuses on developing product candidates for human use in the fields of neurology, cardiovascular diseases, and coronaviruses in the United States. Its product pipeline comprises UB-311, which is in phase 2 clinical trial that targets toxic forms of aggregated amyloid-b in the brain to fight alzheimer's disease; UB-312, which is in phase 1 clinical trial that targets toxic forms of aggregated a-synuclein in the brain to fight parkinson's disease and other synucleinopathies, such as Lewy body dementia and multiple system atrophy; and VXX-301, which is in preclinical trial, an anti-tau product candidate for various neurodegenerative conditions, including alzheimer's disease, traumatic brain injury, and chronic traumatic encephalopathy. It also develops VXX-401, which is phase 1 clinical trial that targets proprotein convertase subtilisin/kexin type 9 serine protease to lower low-density lipoprotein cholesterol and reduce the risk of cardiac events; UB-313 that targets calcitonin gene-related peptide to fight migraines; and UB-612, neutralizes the SARS-CoV-2 virus and is in phase 3 clinical trial. The company was incorporated in 2021 and is headquartered in Merritt Island, Florida. 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