Bio-Rad Laboratories (BIO) Insider Trading & Ownership $264.45 -0.81 (-0.31%) As of 08/8/2025 03:58 PM Eastern Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Bio-Rad Laboratories (NYSE:BIO) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage17.06%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)2Amount OfInsider Selling(Last 12 Months)$1.20M Get BIO Insider Trade Alerts Want to know when executives and insiders are buying or selling Bio-Rad Laboratories stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address BIO Insider Buying and Selling by Quarter Bio-Rad Laboratories 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 TransactionDetails9/6/2024Andrew J LastCOOSell3,000$329.94$989,820.00 9/4/2024James BarryEVPSell623$330.49$205,895.27 (Data available from 1/1/2013 forward) BIO Insider Trading Activity - Frequently Asked Questions Who is on Bio-Rad Laboratories' Insider Roster? The list of insiders at Bio-Rad Laboratories includes Ajit Ramalingam, Andrew J Last, Dara Wright, James Barry, Michael Crowley, and Timothy S Ernst. Learn more on insiders at BIO. What percentage of Bio-Rad Laboratories stock is owned by insiders? 17.06% of Bio-Rad Laboratories stock is owned by insiders. Learn more on BIO's insider holdings. Which Bio-Rad Laboratories insiders have been selling company stock? The following insiders have sold BIO shares in the last 24 months: Andrew J Last ($989,820.00), Dara Wright ($358,992.00), James Barry ($205,895.27), Michael Crowley ($1,307,898.99), and Timothy S Ernst ($1,045,067.00). How much insider selling is happening at Bio-Rad Laboratories? Insiders have sold a total of 11,484 Bio-Rad Laboratories shares in the last 24 months for a total of $3,907,673.26 sold. Bio-Rad Laboratories Key ExecutivesMr. Norman D. Schwartz (Age 74)Chairman, CEO & President Compensation: $1.25MDr. Andrew J. Last Ph.D. (Age 64)Executive VP & COO Compensation: $682.29kMr. Roop K. Lakkaraju (Age 53)Executive VP & CFO Ms. Tania DeVilliers (Age 50)Senior Director, Corporate Controller & Interim Principal Accounting Officer Mr. Yong ChungVice President of Investor RelationsMatthew WernerSenior Vice President and Chief Compliance & Privacy OfficerCourtney C. EnloeExecutive VP, General Counsel & SecretaryMs. Colleen Corey (Age 62)Executive Vice President of Global Human Resources Mr. Michael Crowley (Age 62)Executive Vice President of Global Commercial Operations Compensation: $974.94kLee BoydSenior Vice President of Global Commercial Operations - Asia Pacific More Insider Trading Tools from MarketBeat Related Companies MTD Insider Transactions WAT Insider Transactions ILMN Insider Transactions TECH Insider Transactions CRL Insider Transactions BRKR Insider Transactions PACB Insider Transactions HBIO Insider Transactions TMO Insider Transactions A Insider Transactions 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 Strategy Insiders Buy In While Analysts Predict Big UpsideThe 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 Months This page (NYSE:BIO) was last updated on 8/10/2025 by MarketBeat.com Staff From Our PartnersGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. 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