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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:RUBYNASDAQ:SLDBNASDAQ:SURFNASDAQ:XFOR 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 VolumeRUBYRubius Therapeutics$0.06$0.04$0.00▼$0.38$5.16M2.591.15 million shs755,858 shsSLDBSolid Biosciences$2.77+6.9%$3.85$2.45▼$10.99$214.68M2.32983,795 shs2.15 million shsSURFSurface Oncology$1.07$1.01$0.56▼$1.43$65.08M1.75430,375 shsN/AXFORX4 Pharmaceuticals$3.31+2.2%$7.01$3.05▼$34.20$19.17M0.7393,113 shs163,424 shs7 AI Stocks to Invest in Today: Capitalizing on AI and Tech Trends in 2025Discover the top 7 AI stocks to invest in right now. This exclusive report highlights the companies leading the AI revolution and shaping the future of technology in 2025.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceRUBYRubius Therapeutics0.00%0.00%0.00%0.00%0.00%SLDBSolid Biosciences+6.95%-24.11%+3.75%-3.82%-72.98%SURFSurface Oncology0.00%0.00%0.00%0.00%0.00%XFORX4 Pharmaceuticals+2.22%-11.68%-47.97%-79.17%-89.38%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationRUBYRubius TherapeuticsN/AN/AN/AN/AN/AN/AN/AN/ASLDBSolid Biosciences3.4989 of 5 stars3.74.00.00.01.93.31.3SURFSurface OncologyN/AN/AN/AN/AN/AN/AN/AN/AXFORX4 Pharmaceuticals4.0949 of 5 stars3.52.00.04.63.21.70.6Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceRUBYRubius Therapeutics 0.00N/AN/AN/ASLDBSolid Biosciences 3.33Buy$15.67465.58% UpsideSURFSurface Oncology 0.00N/AN/AN/AXFORX4 Pharmaceuticals 3.00Buy$72.332,083.98% UpsideCurrent Analyst Ratings BreakdownLatest RUBY, SURF, XFOR, and SLDB Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/2/2025XFORX4 PharmaceuticalsHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetBuy ➝ Buy$1.50 ➝ $7.003/27/2025XFORX4 PharmaceuticalsHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$45.00 ➝ $45.003/26/2025XFORX4 PharmaceuticalsCantor FitzgeraldSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingOverweight ➝ Overweight$90.00 ➝ $90.003/13/2025SLDBSolid BiosciencesJPMorgan Chase & Co.Subscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOverweight ➝ Overweight$12.00 ➝ $11.003/10/2025SLDBSolid BiosciencesHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetBuy ➝ Buy$16.00 ➝ $20.003/7/2025SLDBSolid BiosciencesChardan CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$16.00 ➝ $16.002/19/2025SLDBSolid BiosciencesChardan CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetBuy ➝ Buy$15.00 ➝ $16.00(Data available from 5/9/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookRUBYRubius TherapeuticsN/AN/AN/AN/A$0.17 per shareN/ASLDBSolid Biosciences$8.09M26.54N/AN/A$6.27 per share0.44SURFSurface Oncology$30M2.17N/AN/A$0.81 per share1.32XFORX4 Pharmaceuticals$31.36M0.61N/AN/A$0.31 per share10.68Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateRUBYRubius Therapeutics-$179.67MN/A0.00∞N/AN/AN/AN/AN/ASLDBSolid Biosciences-$96.01M-$3.04N/AN/AN/AN/A-58.75%-47.84%5/13/2025 (Estimated)SURFSurface Oncology-$63.59M-$1.53N/AN/AN/AN/A-107.81%-65.57%N/AXFORX4 Pharmaceuticals-$101.17M$2.14N/AN/AN/AN/A-236.19%-75.14%N/ALatest RUBY, SURF, XFOR, and SLDB EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/21/2025Q1 2025SLDBSolid Biosciences-$0.53N/AN/AN/AN/AN/A5/1/2025Q1 2025XFORX4 Pharmaceuticals-$4.13$0.04+$4.17$0.04$7.03 million$28.81 million3/25/2025Q4 2024XFORX4 Pharmaceuticals-$5.10-$6.00-$0.90-$0.20$1.07 million$1.43 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthRUBYRubius TherapeuticsN/AN/AN/AN/AN/ASLDBSolid BiosciencesN/AN/AN/AN/AN/ASURFSurface OncologyN/AN/AN/AN/AN/AXFORX4 PharmaceuticalsN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioRUBYRubius TherapeuticsN/AN/AN/ASLDBSolid BiosciencesN/A7.857.85SURFSurface OncologyN/A3.603.60XFORX4 Pharmaceuticals1.264.894.80Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipRUBYRubius TherapeuticsN/ASLDBSolid Biosciences81.46%SURFSurface Oncology37.21%XFORX4 Pharmaceuticals72.03%Insider OwnershipCompanyInsider OwnershipRUBYRubius Therapeutics5.30%SLDBSolid Biosciences1.90%SURFSurface Oncology12.00%XFORX4 Pharmaceuticals2.37%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableRUBYRubius Therapeutics690.48 million85.69 millionNot OptionableSLDBSolid Biosciences10077.50 million35.05 millionOptionableSURFSurface Oncology3560.82 million53.53 millionNot OptionableXFORX4 Pharmaceuticals805.79 million167.78 millionOptionableRUBY, SURF, XFOR, and SLDB HeadlinesRecent News About These CompaniesBrookline Capital Management Weighs in on XFOR Q3 EarningsMay 6 at 2:11 AM | americanbankingnews.comX4 Pharmaceuticals (NASDAQ:XFOR) Issues Earnings ResultsMay 5, 2025 | marketbeat.comHC Wainwright Increases X4 Pharmaceuticals (NASDAQ:XFOR) Price Target to $7.00May 5, 2025 | americanbankingnews.comX4 Pharmaceuticals (NASDAQ:XFOR) Stock Price Expected to Rise, HC Wainwright Analyst SaysMay 4, 2025 | marketbeat.comX4 Pharmaceuticals Inc (XFOR) Q1 2025 Earnings Call Highlights: Progress in Maverick 4 ...May 2, 2025 | finance.yahoo.comX4 Pharmaceuticals, Inc. (NASDAQ:XFOR) Q1 2025 Earnings Call TranscriptMay 2, 2025 | insidermonkey.comX4 Pharmaceuticals (NASDAQ:XFOR) Shares Down 4.9% - Time to Sell?May 1, 2025 | marketbeat.comX4 Pharmaceuticals, Inc. (XFOR) Q1 2025 Earnings Call TranscriptMay 1, 2025 | seekingalpha.comX4 Pharmaceuticals Reports First Quarter 2025 Financial Results and Provides Corporate UpdatesMay 1, 2025 | finance.yahoo.comX4 Pharmaceuticals Reports First Quarter 2025 Financial Results and Provides Corporate UpdatesMay 1, 2025 | globenewswire.comX4 Pharmaceuticals Q1 2025 Earnings PreviewApril 30, 2025 | msn.comX4 Pharmaceuticals Analyst RatingsApril 30, 2025 | benzinga.comEarnings Preview For X4 PharmaceuticalsApril 30, 2025 | benzinga.comX4 Pharmaceuticals (NASDAQ:XFOR) Sets New 1-Year Low - Here's WhyApril 30, 2025 | marketbeat.comWhy X4 Pharmaceuticals, Inc. (XFOR) is Surging in 2025April 30, 2025 | insidermonkey.comX4 Pharmaceuticals To Implement 1-for-30 Reverse Stock Split On April 28April 26, 2025 | nasdaq.comX4 Pharmaceuticals trading halted, news pendingApril 26, 2025 | markets.businessinsider.comX4 Pharmaceuticals announces 1-for-30 reverse stock splitApril 26, 2025 | markets.businessinsider.comX4 Pharmaceuticals to conduct reverse stock splitApril 24, 2025 | msn.comX4 Pharmaceuticals to Report First-Quarter 2025 Financial Results and Host Conference Call and Webcast on May 1, 2025April 24, 2025 | globenewswire.comX4 Pharmaceuticals Announces Reverse Stock SplitApril 24, 2025 | globenewswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All HeadlinesAre Tariffs Threatening Disney’s Comeback Story?By Jea Yu | April 9, 2025View Are Tariffs Threatening Disney’s Comeback Story?Archer Aviation Gets Analyst Target Upgrade: Time to Load Up?By Jeffrey Neal Johnson | April 25, 2025View Archer Aviation Gets Analyst Target Upgrade: Time to Load Up?Why D-Wave's Project With Davidson Is a Game-Changer For QuantumBy Nathan Reiff | April 30, 2025View Why D-Wave's Project With Davidson Is a Game-Changer For Quantum5 Highest-Rated Dividend Stocks According to MarketBeatBy Thomas Hughes | April 10, 2025View 5 Highest-Rated Dividend Stocks According to MarketBeatInvestors Sell Microsoft Stock on OpenAI News—Time to Buy? By Chris Markoch | April 22, 2025View Investors Sell Microsoft Stock on OpenAI News—Time to Buy? RUBY, SURF, XFOR, and SLDB Company DescriptionsRubius Therapeutics NASDAQ:RUBYRubius Therapeutics, Inc., a biopharmaceutical company, focuses on the development of red cell therapeutics for the treatment of cancer and autoimmune diseases. The company was formerly known as VL26, Inc and as changed its name to Rubius Therapeutics, Inc. in 2015. Rubius Therapeutics, Inc. was incorporated in 2013 and is based in Foxborough, Massachusetts.Solid Biosciences NASDAQ:SLDB$2.77 +0.18 (+6.95%) Closing price 05/8/2025 04:00 PM EasternExtended Trading$2.79 +0.02 (+0.72%) As of 06:31 AM 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.Solid Biosciences Inc., a life science company, develops therapies for neuromuscular and cardiac diseases in the United States. The company's lead product candidate is SGT-003, a gene transfer candidate for the treatment of Duchenne muscular dystrophy; and SGT-501 to treat Catecholaminergic polymorphic ventricular tachycardia. It is also developing AVB-401 for the treatment of BAG3-mediated dilated cardiomyopathy; SGT-601 to treat a rare cardiac disease characterized by mutations in the gene that codes for cardiac troponin T protein, which helps coordinate contraction of the heart muscle; SGT-701 for treatment of rare inherited disease characterized by mutations in the RBM20 gene, a cardiac splicing factor that regulates alternative splicing, and codes for RNA binding motif protein 20; and AVB-202-TT to treat Friedreich's ataxia, as well as other drugs for the treatment of cardiac and other diseases. In addition, the company is involved in developing platform technologies, including capsid libraries and dual gene expression, a technology for packaging multiple transgenes into one capsid. The company has collaboration and license agreement with Ultragenyx Pharmaceutical Inc. to develop and commercialize new gene therapies for Duchenne; and a license agreement with the University of Washington, University of Missouri, and University of Florida. Solid Biosciences Inc. was incorporated in 2013 and is headquartered in Charlestown, Massachusetts.Surface Oncology NASDAQ:SURFSurface Oncology, Inc., a clinical-stage immuno-oncology company, engages in the development of cancer therapies in the United States. The company develops various antibodies that include NZV930, a fully human immunoglobulin isotype G4 monoclonal antibody for the production of extracellular adenosine; SRF617, a fully human IgG4 monoclonal antibody that inhibits CD39 enzymatic activity for the production of adenosine and the breakdown of adenosine triphosphate; SRF388 which is in phase II clinical trial targeting interleukin 27; GSK4381562, an antibody targeting CD112R, an inhibitory protein expressed on natural killer and T cells; and SRF114 that is in phase 1/2 clinical trials targeting the chemokine receptor CCR8. Surface Oncology, Inc. has a license agreement with GlaxoSmithKline Intellectual Property (No. 4) Limited and Vaccinex, Inc. to develop, manufacture, and commercialize antibodies, which targets SRF114. The company was incorporated in 2014 and is headquartered in Cambridge, Massachusetts. As of September 8, 2023, Surface Oncology, Inc. operates as a subsidiary of Coherus BioSciences, Inc.X4 Pharmaceuticals NASDAQ:XFOR$3.31 +0.07 (+2.22%) Closing price 05/8/2025 03:59 PM EasternExtended Trading$3.41 +0.10 (+2.93%) As of 06:28 AM 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.X4 Pharmaceuticals, Inc., a late-stage clinical biopharmaceutical company, focuses on the research, development, and commercialization of novel therapeutics for the treatment of rare diseases. Its lead product candidate is mavorixafor, a small molecule inhibitor of the chemokine receptor C-X-C chemokine receptor type 4 (CXCR4), which is in Phase III clinical trial for the treatment of patients with warts, hypogammaglobulinemia, infections, and myelokathexis syndrome; and Phase II clinical trial to treat congenital, idiopathic, or cyclic neutropenia. The company is also developing X4P-003, a CXCR4 antagonist for the treatment of CXCR4 dependent disorders and primary immunodeficiencies; and X4P-002, a CXCR4 antagonist for the treatment of blood-brain barrier diseases. It has a license agreement with Abbisko Therapeutics Co Ltd. to develop, manufacture, and commercialize mavorixafor in combination with checkpoint inhibitors or other agents in oncology indications. The company is headquartered in Boston, Massachusetts. 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