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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:ACRSNASDAQ:FATENASDAQ:KRRONASDAQ:SPRO 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 VolumeACRSAclaris Therapeutics$1.26$1.33$0.95▼$5.17$136.43M0.421.19 million shs404,328 shsFATEFate Therapeutics$1.16-3.3%$1.04$0.66▼$5.92$132.94M2.322.24 million shs788,583 shsKRROKorro Bio$13.80-6.8%$16.21$11.13▼$98.00$129.60M2.6699,280 shs55,104 shsSPROSpero Therapeutics$0.70-0.2%$0.69$0.51▼$1.53$38.93M0.23182,208 shs40,431 shs The Best Nuclear Energy Stocks to BuyNuclear energy stocks are roaring. It's the hottest energy sector of the year. Cameco Corp, Paladin Energy, and BWX Technologies were all up more than 40% in 2024. The biggest market moves could still be ahead of us, and there are seven nuclear energy stocks that could rise much higher in the next several months. To unlock these tickers, enter your email address below.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceACRSAclaris Therapeutics0.00%-3.82%+5.88%-43.88%+9.57%FATEFate Therapeutics-3.33%+8.41%-12.78%-18.31%-68.22%KRROKorro Bio-6.82%-8.67%-23.16%-47.51%-72.51%SPROSpero Therapeutics-0.24%+6.96%-4.24%-16.21%-53.73%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationACRSAclaris Therapeutics2.8681 of 5 stars3.62.00.00.03.51.71.3FATEFate Therapeutics4.4191 of 5 stars4.13.00.04.72.71.70.6KRROKorro Bio1.9342 of 5 stars4.60.00.00.01.80.00.6SPROSpero Therapeutics4.0941 of 5 stars3.34.00.04.70.00.02.5Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceACRSAclaris Therapeutics 3.13Buy$10.00693.65% UpsideFATEFate Therapeutics 2.22Hold$4.14257.14% UpsideKRROKorro Bio 3.29Buy$102.43642.24% UpsideSPROSpero Therapeutics 2.50Moderate Buy$5.00618.08% UpsideCurrent Analyst Ratings BreakdownLatest SPRO, KRRO, ACRS, and FATE Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/14/2025ACRSAclaris TherapeuticsHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$20.00 ➝ $16.005/14/2025FATEFate TherapeuticsBarclaysSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOverweight ➝ Overweight$10.00 ➝ $2.005/14/2025FATEFate TherapeuticsRobert W. BairdSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetNeutral ➝ Neutral$5.00 ➝ $4.005/14/2025FATEFate TherapeuticsNeedham & Company LLCSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingHold ➝ Hold5/13/2025KRROKorro BioChardan CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$25.00 ➝ $25.005/13/2025KRROKorro BioOppenheimerSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetOutperform ➝ Outperform$155.00 ➝ $90.005/9/2025ACRSAclaris TherapeuticsScotiabankSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetSector Outperform ➝ Sector Outperform$15.00 ➝ $9.005/8/2025KRROKorro BioHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetBuy ➝ Buy$115.00 ➝ $100.004/29/2025KRROKorro BioCantor FitzgeraldSubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeStrong-Buy4/28/2025KRROKorro BioCantor FitzgeraldSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageOverweight$74.004/16/2025KRROKorro BioChardan CapitalSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageBuy$25.00(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/BookACRSAclaris Therapeutics$17.78M7.67N/AN/A$2.22 per share0.57FATEFate Therapeutics$13.34M9.97N/AN/A$3.74 per share0.31KRROKorro Bio$4.82M26.88N/AN/A$21.19 per share0.65SPROSpero Therapeutics$28.30M1.38$0.43 per share1.62$2.02 per share0.34Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateACRSAclaris Therapeutics-$88.48M-$1.39N/AN/AN/A-136.65%-40.26%-31.71%8/6/2025 (Estimated)FATEFate Therapeutics-$160.93M-$1.49N/AN/AN/A-1,325.43%-45.88%-33.95%8/12/2025 (Estimated)KRROKorro Bio-$81.17M-$9.44N/AN/AN/AN/A-50.25%-38.48%8/12/2025 (Estimated)SPROSpero Therapeutics$22.81M-$1.289.95N/AN/A3.30%4.03%2.21%8/4/2025 (Estimated)Latest SPRO, KRRO, ACRS, and FATE EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/13/2025Q1 2025FATEFate Therapeutics-$0.39-$0.32+$0.07-$0.32$1.18 million$1.63 million5/13/2025Q1 2025SPROSpero Therapeutics-$0.55-$0.25+$0.30-$0.25$11.00 million$5.87 million5/7/2025Q1 2025KRROKorro Bio-$2.60-$2.49+$0.11-$2.49$0.13 million$2.55 million5/6/2025Q1 2025ACRSAclaris Therapeutics-$0.19-$0.12+$0.07-$0.12$3.55 millionN/A3/27/2025Q4 2024SPROSpero Therapeutics-$0.35-$0.38-$0.03-$0.38$12.40 million$15.04 million3/18/2025Q4 2024KRROKorro Bio-$2.33-$2.26+$0.07-$2.26N/A$2.27 million3/5/2025Q4 2024FATEFate Therapeutics-$0.44-$0.31+$0.13-$0.44$1.57 million$1.86 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthACRSAclaris TherapeuticsN/AN/AN/AN/AN/AFATEFate TherapeuticsN/AN/AN/AN/AN/AKRROKorro BioN/AN/AN/AN/AN/ASPROSpero Therapeutics$0.068.62%N/AN/A N/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioACRSAclaris TherapeuticsN/A7.037.03FATEFate TherapeuticsN/A8.298.29KRROKorro BioN/A11.2311.23SPROSpero TherapeuticsN/A2.682.68Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipACRSAclaris Therapeutics98.34%FATEFate Therapeutics97.54%KRROKorro Bio13.18%SPROSpero Therapeutics25.60%Insider OwnershipCompanyInsider OwnershipACRSAclaris Therapeutics6.40%FATEFate Therapeutics5.00%KRROKorro Bio4.60%SPROSpero Therapeutics4.52%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableACRSAclaris Therapeutics100108.28 million66.86 millionOptionableFATEFate Therapeutics550114.60 million108.20 millionOptionableKRROKorro Bio709.39 million8.86 millionNo DataSPROSpero Therapeutics15055.91 million52.05 millionOptionableSPRO, KRRO, ACRS, and FATE HeadlinesRecent News About These CompaniesSpero Therapeutics (NASDAQ:SPRO) & Perrigo (NYSE:PRGO) Head to Head AnalysisMay 19, 2025 | americanbankingnews.comSpero Therapeutics (SPRO) to Release Earnings on WednesdayMay 14, 2025 | americanbankingnews.comSpero Therapeutics, Inc. (SPRO) Reports Q1 Loss, Misses Revenue EstimatesMay 13, 2025 | zacks.comSpero Therapeutics Announces First Quarter 2025 Operating Results and Provides a Business UpdateMay 13, 2025 | globenewswire.comSpero Therapeutics to Report First Quarter 2025 Financial Results and Provide Business Update on Tuesday, May 13, 2025May 5, 2025 | globenewswire.comSpero Therapeutics, Inc.: Spero Therapeutics Appoints Esther Rajavelu as President and Chief Executive OfficerApril 29, 2025 | finanznachrichten.deSpero Therapeutics Appoints Esther Rajavelu as President and Chief Executive OfficerApril 28, 2025 | globenewswire.comSpero Therapeutics Analyst RatingsApril 7, 2025 | benzinga.comTD Cowen Sticks to Their Hold Rating for Spero Therapeutics (SPRO)April 2, 2025 | markets.businessinsider.comWe're Keeping An Eye On Spero Therapeutics' (NASDAQ:SPRO) Cash Burn RateMarch 29, 2025 | finance.yahoo.comSpero Therapeutics reports Q4 EPS (38c), consensus (31c)March 28, 2025 | markets.businessinsider.comSpero halts development on another antibiotic in latest reprioritizationMarch 28, 2025 | fiercebiotech.comSpero Therapeutics, Inc.: Spero Therapeutics Announces Fourth Quarter and Full Year 2024 Operating Results and Provides a Business UpdateMarch 28, 2025 | finanznachrichten.deSpero Therapeutics, Inc. (SPRO) Q4 2024 Earnings Call TranscriptMarch 27, 2025 | seekingalpha.comSpero Therapeutics, Inc. (SPRO) Reports Q4 Loss, Tops Revenue EstimatesMarch 27, 2025 | zacks.comSpero Therapeutics Announces Fourth Quarter and Full Year 2024 Operating Results and Provides a Business UpdateMarch 27, 2025 | globenewswire.com1SPRO : A Glimpse of Spero Therapeutics's Earnings PotentialMarch 26, 2025 | benzinga.comSpero Therapeutics to Report Fourth Quarter and Full Year 2024 Financial Results and Provide Business Update on Thursday, March 27, 2025March 18, 2025 | globenewswire.comUPDATE – Spero Therapeutics to Present at TD Cowen 45th Annual Health Care ConferenceFebruary 25, 2025 | globenewswire.comSpero Therapeutics to Present at TD Cowen 45th Annual Health Care ConferenceFebruary 25, 2025 | globenewswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All HeadlinesArcher 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?Qualcomm Is 5x Cheaper Than AMD, But Won’t Be for LongBy Sam Quirke | May 13, 2025View Qualcomm Is 5x Cheaper Than AMD, But Won’t Be for LongWhy 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 QuantumNVIDIA Stock Surges on Bullish News: How High Could It Climb?By Thomas Hughes | May 13, 2025View NVIDIA Stock Surges on Bullish News: How High Could It Climb?Sprouts Stock: Insider Sales, But Strong Bullish SignalsBy Thomas Hughes | May 19, 2025View Sprouts Stock: Insider Sales, But Strong Bullish SignalsSPRO, KRRO, ACRS, and FATE Company DescriptionsAclaris Therapeutics NASDAQ:ACRS$1.26 0.00 (0.00%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$1.26 +0.00 (+0.40%) As of 05/23/2025 07:57 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.Aclaris Therapeutics, Inc. a clinical-stage biopharmaceutical company, engages in the development of novel drug candidates for immune-inflammatory diseases in the United States. The company operates through two segments, Therapeutics and Contract Research. The Therapeutics segment is involved in identifying and developing therapies to address significant unmet needs for immuno-inflammatory diseases. The Contract Research segment provides laboratory services. It develops Zunsemetinib (ATI-450), an MK2 inhibitor which is under Phase 1b/2 trials for the treatment of metastatic breast and pancreatic cancer; ATI-1777, a soft JAK 1/3 inhibitor, completed Phase 2b trails for the treatment of moderate to severe atopic dermatitis and other dermatologic conditions; and ATI-2138, an oral covalent inhibitor of ITK and JAK3 inhibitor under Phase 1 trials as a treatment for T cell-mediated autoimmune diseases. The company was incorporated in 2012 and is headquartered in Wayne, Pennsylvania.Fate Therapeutics NASDAQ:FATE$1.16 -0.04 (-3.33%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$1.19 +0.03 (+2.50%) As of 05/23/2025 05:31 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.Fate Therapeutics, Inc., a clinical-stage biopharmaceutical company, develops programmed cellular immunotherapies for cancer and immune disorders worldwide. The company's chimeric antigen receptor (CAR)-targeted NK and T-cell product candidates include FT576 to treat multiple myeloma, and FT522, to treat lymphoma and autoimmune disorders. Its CAR T-cell programs include FT819 to treat hematologic malignancies and solid tumors, and FT825 to treat solid tumors. The company has a collaboration and option agreement with Ono Pharmaceutical Co. Ltd. for the development and commercialization of off-the-shelf, iPSC-derived CAR T-cell product candidates for the treatment of cancer. Fate Therapeutics, Inc. was incorporated in 2007 and is headquartered in San Diego, California.Korro Bio NASDAQ:KRRO$13.80 -1.01 (-6.82%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$14.22 +0.42 (+3.07%) As of 05/23/2025 05:38 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.Korro Bio, Inc., a biopharmaceutical company, engages in the discovery, development, and commercialization of genetic medicines based on editing RNA for the treatment of rare and highly prevalent diseases primarily in the United States. Its lead product candidate is KRRO-110 which is in preclinical trials for the treatment of Alpha-1 Antitrypsin Deficiency (AATD). It uses its RNA editing platform, OPERA to generate differentiated RNA editing product candidates. The company is also developing programs for Parkinson's disease, Amyotrophic lateral sclerosis, severe alcohol-associated hepatitis, and other subsets of pain. Korro Bio, Inc. was founded in 2018 and is based in Cambridge, Massachusetts.Spero Therapeutics NASDAQ:SPRO$0.70 0.00 (-0.24%) Closing price 05/23/2025 04:00 PM EasternExtended Trading$0.69 0.00 (-0.47%) As of 05/23/2025 07:28 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.Spero Therapeutics, Inc., a clinical-stage biopharmaceutical company, focuses on identifying, developing, and commercializing novel treatments for multi-drug resistant (MDR) bacterial infections and rare diseases in the United States. The company's product candidates include tebipenem pivoxil hydrobromide (HBr), an oral carbapenem-class antibiotic to treat complicated urinary tract infections, including pyelonephritis for adults; SPR206, an intravenous-administered antibiotic against MDR Gram-negative pathogens comprising carbapenem-resistant enterobacterales (CRE), acinetobacter baumannii, and pseudomonas aeruginosa, as well as negative bacterial infections in the hospital setting; and SPR720, a novel oral antibiotic agent for the treatment of non-tuberculous mycobacterial pulmonary disease. It has license agreement with Meiji Seika Pharma Co., Ltd. to support the development of tebipenem HBr; Everest Medicines to develop, manufacture, and commercialize SPR206 in Greater China, South Korea, and Southeast Asian countries; and Vertex Pharmaceuticals Incorporated for patents relating to SPR720, as well as SPR719, an active metabolite. Spero Therapeutics, Inc. was founded in 2013 and is headquartered in Cambridge, Massachusetts. 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