Cytek Biosciences (CTKB) Insider Trading & Ownership $3.70 +0.37 (+10.96%) As of 03:42 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Cytek Biosciences (NASDAQ:CTKB) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage10.33%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)$194.60KNumber OfInsiders Selling(Last 12 Months)0 Get CTKB Insider Trade Alerts Want to know when executives and insiders are buying or selling Cytek Biosciences stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address CTKB Insider Buying and Selling by Quarter Cytek Biosciences Insider and Congressional Trades History Insiders and Members of Congress Insiders Only Members of Congress Only Transaction Type Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 2 Years 3 Years Time Frame Start Date End Date Export to Excel Transaction DateNameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails6/2/2025William D MccombeCFOBuy35,000$2.78$97,300.00 6/2/2025William D MccombeCFOBuy35,000$2.78$97,300.00 (Data available from 1/1/2013 forward) CTKB Insider Trading Activity - Frequently Asked Questions Who is on Cytek Biosciences' Insider Roster? The list of insiders at Cytek Biosciences includes Jack Ball, Ming Yan, Patrik Jeanmonod, Wenbin Jiang, and William D Mccombe. Learn more on insiders at CTKB. What percentage of Cytek Biosciences stock is owned by insiders? 10.33% of Cytek Biosciences stock is owned by insiders. Learn more on CTKB's insider holdings. Which Cytek Biosciences insiders have been buying company stock? The following insider purchased CTKB shares in the last 24 months: William D Mccombe ($194,600.00). How much insider buying is happening at Cytek Biosciences? Insiders have purchased a total of 70,000 CTKB shares in the last 24 months for a total of $194,600.00 bought. Which Cytek Biosciences insiders have been selling company stock? The following insiders have sold CTKB shares in the last 24 months: Ming Yan ($962,500.00), Patrik Jeanmonod ($105,570.00), and Wenbin Jiang ($510,800.00). How much insider selling is happening at Cytek Biosciences? Insiders have sold a total of 236,900 Cytek Biosciences shares in the last 24 months for a total of $1,578,870.00 sold. Cytek Biosciences Key ExecutivesDr. Wenbin Jiang Ph.D. (Age 60)President, CEO & Chairman of the Board Compensation: $964.21kDr. Ming Yan Ph.D. (Age 61)CTO & Director Compensation: $616.26kMs. Valerie T. Barnett J.D. (Age 48)Chief Legal Officer Compensation: $535.98kMr. William D. McCombe (Age 66)Chief Financial Officer 2 recent tradesMr. Chris Williams (Age 55)Chief Operating Officer Dr. Allen B. Poirson Ph.D. (Age 64)Senior Vice President of Business & Corporate Development Dr. Philippe Busque Ph.D.Senior Vice President of Global Sales & ServicesMr. Patrik Sebastian Jeanmonod (Age 57)Head of Corporate Development Analytics Compensation: $412.54k More Insider Trading Tools from MarketBeat Related Companies 10x Genomics Insider Trades Transcat Insider Trades Eyepoint Pharmaceuticals Insider Trades Allient Insider Trades Standard BioTools Insider Trades Aehr Test Systems Insider Trades Senseonics Insider Trades Quantum-Si Insider Trades Quanterix Insider Trades 908 Devices Insider Trades Insider Tracking Tools CEO Purchases/Sales CFO Purchases/Sales Top Insider Buying Stocks Top Insider Selling Stocks Insider Trades Screener Insider Trades Newsletter Congressional Stock Trades Insider Trading By Country U.S. Insider Trading Activity Canadian Insider Trading Activity U.K. Insider Trading Activity Australia Insider Trading Activity Latest Articles The Bottom Is in For These 3 Small-Cap Stocks Insiders Are Buying3 Catalysts Driving Plug Power’s Turnaround CaseInsider Selling Hits Market Leaders—Should You Be Worried?Insiders Spent Millions on These 3 Stocks Over the Past 2 Months3 Small Caps Drawing Insider and Institutional Support This page (NASDAQ:CTKB) was last updated on 7/25/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredYour Bank Account Is No Longer SafeWhat If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what ...Priority Gold | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. OpenAI’s Sam Altman invested $375M. Bil...Stansberry Research | SponsoredPresidential Bombshell: $150T Resource to Be Released as soon as this Summer?Something extraordinary is happening in Washington. For the first time in over a century, a sitting Preside...Paradigm Press | SponsoredTrump’s betrayal exposed Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to ...Porter & Company | SponsoredTreasury Secretary Bessent Is Betting Big on GoldWhen the U.S. Treasury Secretary’s largest personal investment is gold — that’s a signal. Now a veteran gol...Golden Portfolio | SponsoredYour blueprint for crypto wealthMark August 12th on your calendar. 27 of crypto's most successful minds are about to reveal everything…Crypto 101 Media | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Cytek Biosciences, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Cytek Biosciences With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
