NASDAQ:CTKB Cytek Biosciences (CTKB) Stock Price, News & Analysis $4.14 -0.03 (-0.72%) Closing price 08/29/2025 04:00 PM EasternExtended Trading$4.14 +0.00 (+0.12%) As of 08/29/2025 05:15 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. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock About Cytek Biosciences Stock (NASDAQ:CTKB) 30 days 90 days 365 days Advanced Chart View Price History Chart DataSkip Price History Chart Get Cytek Biosciences alerts:Sign Up Key Stats Today's Range$4.09▼$4.2050-Day Range$3.10▼$4.1752-Week Range$2.37▼$7.63Volume735,856 shsAverage Volume1.12 million shsMarket Capitalization$526.69 millionP/E RatioN/ADividend YieldN/APrice Target$5.60Consensus RatingHold Company Overview Cytek Biosciences, Inc., a cell analysis solutions company, provides cell analysis tools that facilitates scientific advances in biomedical research and clinical applications. It offers aurora and northern lights systems, which are spectrum flow cytometers that delivers cell analysis by utilizing the fluorescence signatures from multiple lasers to distinguish fluorescent tags on single cells; and aurora cell sorter system that leverages full spectrum profiling technology to further broaden potential applications across cell analysis; aurora CS systems; amnis imagestream imaging flow cytometers; guava muse cell analyzers; guava easycyte flow cytometers; and orion reagent cocktail preparation systems. The company also provides reagents and kits, including cFluor reagents that are fluorochrome conjugated antibodies used to identify cells of interest for analysis on its instruments, as well as 25-color immunoprofiling assay that provides turnkey solutions for identifying major human immune subpopulations for TBNK cells, monocytes, dendritic cells, and basophils. In addition, it offers automated micro-sampling system and automated sample loader system, an automated loaders to integrate seamlessly into the aurora and northern lights systems; SpectroFlo software that provides intuitive workflow from quality control to data analysis for aurora and northern lights systems; and customer support tools. The company serves pharmaceutical and biopharma companies, academic research centers, and clinical research organizations. It distributes its products through direct sales force and support organizations in North America, Europe, China, and the Asia-Pacific regions; and through distributors or sales agents in European, Latin American, and the Middle Eastern countries. The company was formerly known as Cytoville, Inc. and changed its name to Cytek Biosciences, Inc. in August 2015. Cytek Biosciences, Inc. was founded in 1992 and is headquartered in Fremont, California. Read More Cytek Biosciences Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks63rd Percentile Overall ScoreCTKB MarketRank™: Cytek Biosciences scored higher than 63% of companies evaluated by MarketBeat, and ranked 341st out of 940 stocks in the medical sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion3.1 / 5Analyst RatingHold Consensus RatingCytek Biosciences has received a consensus rating of Hold. The company's average rating score is 2.20, and is based on 2 buy ratings, 2 hold ratings, and 1 sell rating.Amount of Analyst CoverageCytek Biosciences has received no research coverage in the past 90 days.Read more about Cytek Biosciences' stock forecast and price target. Earnings and Valuation0.0 / 5Proj. Earnings GrowthN/A Price to Earnings Ratio vs. the MarketThe P/E ratio of Cytek Biosciences is -82.80, 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 Cytek Biosciences is -82.80, 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 RatioCytek Biosciences has a P/B Ratio of 1.35. P/B Ratios below 3 indicates that a company is reasonably valued with respect to its assets and liabilities.Read more about Cytek Biosciences' valuation and earnings. Short Interest5.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted4.43% of the float of Cytek Biosciences has been sold short.Short Interest Ratio / Days to CoverCytek Biosciences has a short interest ratio ("days to cover") of 3.9, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Cytek Biosciences has recently decreased by 9.73%, indicating that investor sentiment is improving significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldCytek Biosciences does not currently pay a dividend.Dividend GrowthCytek Biosciences does not have a long track record of dividend growth. Sustainability and ESGN/AEnvironmental ScoreN/A Percentage of Shares Shorted4.43% of the float of Cytek Biosciences has been sold short.Short Interest Ratio / Days to CoverCytek Biosciences has a short interest ratio ("days to cover") of 3.9, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Cytek Biosciences has recently decreased by 9.73%, indicating that investor sentiment is improving significantly. News and Social Media2.4 / 5News Sentiment1.37 News SentimentCytek Biosciences has a news sentiment score of 1.37. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 1.12 average news sentiment score of Medical companies.News Coverage This WeekMarketBeat has tracked 3 news articles for Cytek Biosciences this week, compared to 3 articles on an average week.Search InterestOnly 2 people have searched for CTKB on MarketBeat in the last 30 days. This is a decrease of 0% compared to the previous 30 days. Company Ownership4.2 / 5Insider TradingAcquiring Shares Insider Buying vs. Insider SellingIn the past three months, Cytek Biosciences insiders have bought more of their company's stock than they have sold. Specifically, they have bought $194,600.00 in company stock and sold $0.00 in company stock.Percentage Held by Insiders10.33% of the stock of Cytek Biosciences is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by Institutions69.46% of the stock of Cytek Biosciences is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Cytek Biosciences' insider trading history. Receive CTKB Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Cytek Biosciences 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. CTKB Stock News HeadlinesCytek Biosciences management to meet virtually with Piper SandlerAugust 25, 2025 | msn.comCytek Biosciences Earnings Call Reveals Mixed OutlookAugust 23, 2025 | theglobeandmail.com“Sell Nvidia before earnings”Eric Fry just went live with one of his most controversial calls yet: “Sell Nvidia.” While Wall Street has been chasing the AI giant, Eric says its biggest customers are now its biggest competitors — and that could spell trouble ahead. Instead, he’s urging investors to consider a little-known hardware company that’s already starting to take off. In fact, while Nvidia has slipped over the past 30 days, this “off-the-radar” stock is up 18% — and Eric believes the run is just beginning. | InvestorPlace (Ad)Analysts’ Opinions Are Mixed on These Healthcare Stocks: Cytek Biosciences (CTKB), Natera (NTRA) and Warby Parker (WRBY)August 12, 2025 | theglobeandmail.comCytek Biosciences to Participate in Upcoming Investor ConferencesAugust 12, 2025 | globenewswire.comCytek Biosciences price target lowered to $4 from $7 at Morgan StanleyAugust 12, 2025 | msn.comCytek Biosciences, Inc. (NASDAQ:CTKB) Q2 2025 Earnings Call TranscriptAugust 8, 2025 | msn.comCytek Biosciences, Inc. (CTKB) Q2 2025 Earnings Call TranscriptAugust 7, 2025 | seekingalpha.comSee More Headlines CTKB Stock Analysis - Frequently Asked Questions How have CTKB shares performed this year? Cytek Biosciences' stock was trading at $6.49 at the beginning of the year. Since then, CTKB stock has decreased by 36.2% and is now trading at $4.14. How were Cytek Biosciences' earnings last quarter? Cytek Biosciences, Inc. (NASDAQ:CTKB) announced its earnings results on Thursday, May, 8th. The company reported ($0.09) earnings per share for the quarter, missing analysts' consensus estimates of ($0.04) by $0.05. The firm earned $41.46 million during the quarter, compared to analysts' expectations of $43.18 million. Cytek Biosciences had a negative trailing twelve-month return on equity of 1.66% and a negative net margin of 3.27%. Read the conference call transcript. How will Cytek Biosciences' stock buyback program work? Cytek Biosciences' board initiated a stock buyback plan on Monday, December 30th 2024, which authorizes the company to buy back $50,000,000 in shares, according to EventVestor. This means that the company could repurchase up to 5.9% of its shares through open market purchases. Shares buyback plans are often a sign that the company's board believes its shares are undervalued. When did Cytek Biosciences IPO? Cytek Biosciences (CTKB) raised $248 million in an IPO on Friday, July 23rd 2021. The company issued 14,564,635 shares at a price of $16.00-$18.00 per share. Who are Cytek Biosciences' major shareholders? Cytek Biosciences' top institutional investors include Brown Capital Management LLC (5.59%), Topline Capital Management LLC (4.11%), Geode Capital Management LLC (2.16%) and AQR Capital Management LLC (0.97%). Insiders that own company stock include Ming Yan, Wenbin Jiang, Patrik Jeanmonod, William D Mccombe and Jack Ball. View institutional ownership trends. How do I buy shares of Cytek Biosciences? Shares of CTKB 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 Cytek Biosciences own? Based on aggregate information from My MarketBeat watchlists, some other companies that Cytek Biosciences investors own include American Water Works (AWK), Waste Connections (WCN), DiamondRock Hospitality (DRH), The RMR Group (RMR), iShares Micro-Cap ETF (IWC), AU Optronics (AUOTY) and Humana (HUM). Company Calendar Last Earnings5/08/2025Today9/02/2025Next Earnings (Estimated)11/04/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry MED - BIOMED/GENE Sub-IndustryMeasuring And Control Equipment Current SymbolNASDAQ:CTKB CIK1831915 Webwww.cytekdev.com Phone877-922-9835FaxN/AEmployees500Year FoundedN/APrice Target and Rating Average Price Target for Cytek Biosciences$5.60 High Price Target$8.00 Low Price Target$3.00 Potential Upside/Downside+35.3%Consensus RatingHold Rating Score (0-4)2.20 Research Coverage5 Analysts Profitability EPS (Trailing Twelve Months)($0.05) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$6.02 million Net Margins-3.27% Pretax Margin-3.86% Return on Equity-1.66% Return on Assets-1.30% Debt Debt-to-Equity RatioN/A Current Ratio5.22 Quick Ratio4.55 Sales & Book Value Annual Sales$200.45 million Price / Sales2.63 Cash Flow$0.03 per share Price / Cash Flow119.30 Book Value$3.07 per share Price / Book1.35Miscellaneous Outstanding Shares127,220,000Free Float114,082,000Market Cap$526.69 million OptionableOptionable Beta1.36 Social Links Elon Musk's Next MoveExplore Elon Musk’s boldest ventures yet—from AI and autonomy to space colonization—and find out how investors can ride the next wave of innovation.Get This Free Report This page (NASDAQ:CTKB) was last updated on 9/2/2025 by MarketBeat.com Staff From Our PartnersThe day and month stocks are most likely to crash nextGood News for Stocks 50-year Wall Street veteran, Marc Chaikin is stepping forward to share why history giv...Chaikin Analytics | SponsoredWhat Steve Bannon revealed about Trump’s gold playA Trump advisor just said 3 words that could reset the dollar. 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