NASDAQ:KRRO Korro Bio (KRRO) Stock Price, News & Analysis $45.85 -0.37 (-0.80%) As of 11:36 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock About Korro Bio Stock (NASDAQ:KRRO) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Korro Bio alerts:Sign Up Key Stats Today's Range$44.58▼$49.0150-Day Range$13.85▼$47.8952-Week Range$10.29▼$98.00Volume138,093 shsAverage Volume136,702 shsMarket Capitalization$430.53 millionP/E RatioN/ADividend YieldN/APrice Target$86.83Consensus RatingBuy Company Overview Korro Bio, Inc. is a clinical-stage biotechnology company focused on harnessing advanced protein engineering and synthetic biology to develop novel enzyme therapies and live microbial therapeutics. The company’s proprietary platform integrates directed evolution, high-throughput screening and computational design to optimize biological catalysts for a wide range of applications. By combining machine learning with experimental biology, Korro Bio seeks to accelerate the discovery and development of next-generation treatments for rare genetic disorders and complex metabolic diseases. The company’s pipeline features both engineered enzyme therapeutics and live biotherapeutics. Lead candidate KB103 is an investigational enzyme replacement therapy designed to address congenital hyperbilirubinemia by restoring deficient UGT1A1 activity. In parallel, Korro Bio is advancing a portfolio of live microbial drug candidates aimed at modulating the human microbiome to treat unmet medical needs in gastroenterology and oncology. These programs reflect the company’s dual focus on systemic enzyme therapies and targeted microbial approaches. Founded in 2019 and headquartered in Boston, Massachusetts, Korro Bio completed its initial public offering on the Nasdaq under the ticker KRRO in late 2021. The company collaborates with leading academic and industry partners to expand its enzyme discovery platform and accelerate translational research. Led by an experienced management team with backgrounds in biotherapeutics, protein science and drug development, Korro Bio serves a global pharmaceutical customer base and is committed to advancing innovative treatments from bench to bedside.AI Generated. May Contain Errors. Read More Korro Bio Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks31st Percentile Overall ScoreKRRO MarketRank™: Korro Bio scored higher than 31% of companies evaluated by MarketBeat, and ranked 780th out of 944 stocks in the medical sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion4.3 / 5Analyst RatingBuy Consensus RatingKorro Bio has received a consensus rating of Buy. The company's average rating score is 3.00, and is based on 5 buy ratings, no hold ratings, and 1 sell rating.Upside PotentialKorro Bio has a consensus price target of $86.83, representing about 81.4% upside from its current price of $47.88.Amount of Analyst CoverageKorro Bio has only been the subject of 4 research reports in the past 90 days.Read more about Korro Bio's stock forecast and price target. Earnings and Valuation0.0 / 5Proj. Earnings GrowthDecreasing Earnings GrowthEarnings for Korro Bio are expected to decrease in the coming year, from ($9.52) to ($10.22) per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Korro Bio is -4.97, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of Korro Bio is -4.97, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Book Value per Share RatioKorro Bio has a P/B Ratio of 2.80. P/B Ratios below 3 indicates that a company is reasonably valued with respect to its assets and liabilities.Read more about Korro Bio's valuation and earnings. Short Interest1.0 / 5Short Interest LevelBearish Percentage of Shares Shorted28.08% of the float of Korro Bio has been sold short.Short Interest Ratio / Days to CoverKorro Bio has a short interest ratio ("days to cover") of 8.7.Change versus previous monthShort interest in Korro Bio has recently increased by 23.33%, indicating that investor sentiment is decreasing significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldKorro Bio does not currently pay a dividend.Dividend GrowthKorro Bio does not have a long track record of dividend growth. Sustainability and ESGN/AEnvironmental ScoreN/A Percentage of Shares Shorted28.08% of the float of Korro Bio has been sold short.Short Interest Ratio / Days to CoverKorro Bio has a short interest ratio ("days to cover") of 8.7.Change versus previous monthShort interest in Korro Bio has recently increased by 23.33%, indicating that investor sentiment is decreasing significantly. News and Social Media1.1 / 5News SentimentN/A News Coverage This WeekMarketBeat has tracked 1 news article for Korro Bio this week, compared to 3 articles on an average week.Search Interest10 people have searched for KRRO on MarketBeat in the last 30 days. This is an increase of 400% compared to the previous 30 days.MarketBeat Follows1 people have added Korro Bio to their MarketBeat watchlist in the last 30 days. Company Ownership0.0 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Korro Bio insiders have not sold or bought any company stock.Percentage Held by InsidersOnly 4.60% of the stock of Korro Bio is held by insiders.Percentage Held by InstitutionsOnly 13.18% of the stock of Korro Bio is held by institutions.Read more about Korro Bio's insider trading history. Receive KRRO Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Korro Bio and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. KRRO Stock News HeadlinesKorro Bio management to meet with Piper SandlerSeptember 24, 2025 | msn.comKorro Bio, Inc. Announces Participation in September Investor and Scientific ConferencesSeptember 2, 2025 | quiverquant.comQURGENT: The Market's 3 Red Flags Are FlashingHere’s the uncomfortable truth: The smartest investors in the world are already preparing for a crash before 2025 ends.October 6 at 2:00 AM | StockEarnings (Ad)Korro to Participate in Upcoming Investor and Scientific ConferencesSeptember 2, 2025 | globenewswire.comIs Korro Bio (NASDAQ:KRRO) In A Good Position To Deliver On Growth Plans?August 26, 2025 | finance.yahoo.comKorro Bio price target lowered to $90 from $100 at H.C. WainwrightAugust 13, 2025 | msn.comKorro Bio Advances RNA Editing Programs in Q2 2025August 13, 2025 | msn.comKorro Bio reports Q2 EPS ($2.74), consensus ($2.59)August 12, 2025 | msn.comSee More Headlines KRRO Stock Analysis - Frequently Asked Questions How have KRRO shares performed this year? Korro Bio's stock was trading at $38.07 on January 1st, 2025. Since then, KRRO stock has increased by 25.8% and is now trading at $47.8750. How were Korro Bio's earnings last quarter? Korro Bio, Inc. (NASDAQ:KRRO) announced its quarterly earnings results on Tuesday, August, 12th. The company reported ($2.74) earnings per share (EPS) for the quarter, missing the consensus estimate of ($2.54) by $0.20. The company had revenue of $1.46 million for the quarter, compared to the consensus estimate of $0.41 million. How do I buy shares of Korro Bio? Shares of KRRO stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Korro Bio own? Based on aggregate information from My MarketBeat watchlists, some other companies that Korro Bio investors own include Tesla (TSLA), NVIDIA (NVDA), Advanced Micro Devices (AMD), Meta Platforms (META), JPMorgan Chase & Co. (JPM), Netflix (NFLX) and Home Depot (HD). Company Calendar Last Earnings8/12/2025Today10/06/2025Next Earnings (Estimated)11/11/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry MED - DRUGS Sub-IndustryPharmaceutical Products Current SymbolNASDAQ:KRRO Previous SymbolNASDAQ:KRRO CIK1703647 Webwww.frequencytx.com Phone781-315-4600FaxN/AEmployees70Year Founded2018Price Target and Rating Average Price Target for Korro Bio$86.83 High Price Target$147.00 Low Price Target$25.00 Potential Upside/Downside+84.0%Consensus RatingBuy Rating Score (0-4)3.00 Research Coverage8 Analysts Profitability EPS (Trailing Twelve Months)($9.75) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$83.58 million Net MarginsN/A Pretax Margin-1,452.95% Return on Equity-61.51% Return on Assets-42.87% Debt Debt-to-Equity RatioN/A Current Ratio5.98 Quick Ratio5.98 Sales & Book Value Annual Sales$2.27 million Price / Sales195.26 Cash FlowN/A Price / Cash FlowN/A Book Value$17.12 per share Price / Book2.76Miscellaneous Outstanding Shares9,390,000Free Float8,959,000Market Cap$443.24 million OptionableNo Data Beta2.89 Social Links Beginner'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. 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