Inhibrx (INBX) Insider Trading & Ownership $14.22 -0.50 (-3.40%) Closing price 03/25/2025 04:00 PM EasternExtended Trading$14.24 +0.01 (+0.11%) As of 08:30 AM 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 Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Inhibrx (NASDAQ:INBX) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage22.20%Number OfInsiders Buying(Last 12 Months)3Amount OfInsider Buying(Last 12 Months)$3.62 MNumber OfInsiders Selling(Last 12 Months)1Amount OfInsider Selling(Last 12 Months)$10.29 M Get INBX Insider Trade Alerts Want to know when executives and insiders are buying or selling Inhibrx stock? 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Email Address INBX Insider Buying and Selling by Quarter Remove Ads Inhibrx 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 TransactionDetails11/19/2024Jon Faiz KayyemDirectorBuy69,686$14.23$991,631.78 9/16/2024Mark LappeCEOBuy13,037$17.13$223,323.81 9/12/2024Mark LappeCEOBuy26,963$15.05$405,793.15 9/10/2024Kristiina Md VuoriDirectorBuy179$15.00$2,685.00 9/9/2024Mark LappeCEOBuy9,500$15.21$144,495.00 9/6/2024Mark LappeCEOBuy26,000$15.29$397,540.00 9/3/2024Mark LappeCEOBuy20,000$15.81$316,200.00 8/29/2024Mark LappeCEOBuy10,000$14.03$140,300.00 6/5/2024Jon Faiz KayyemDirectorBuy57,549$17.32$996,748.68 5/28/2024Brendan P EckelmanInsiderSell300,000$34.30$10,290,000.00 Get Insider Trades Delivered To Your InboxEnter your email address below to receive a concise daily summary of insider buying activity, insider selling activity and changes in hedge fund holdings. (Data available from 1/1/2013 forward) INBX Insider Trading Activity - Frequently Asked Questions Who is on Inhibrx's Insider Roster? The list of insiders at Inhibrx includes Brendan P Eckelman, Global Investors Lp Viking, Jon Faiz Kayyem, Kristiina Md Vuori, and Mark Lappe. Learn more on insiders at INBX. What percentage of Inhibrx stock is owned by insiders? 22.20% of Inhibrx stock is owned by insiders. Learn more on INBX's insider holdings. Which Inhibrx insiders have been buying company stock? The following insiders have purchased INBX shares in the last 24 months: Global Investors Lp Viking ($9,899,982.45), Jon Faiz Kayyem ($1,988,380.46), Kristiina Md Vuori ($2,685.00), and Mark Lappe ($1,627,651.96). How much insider buying is happening at Inhibrx? Insiders have purchased a total of 744,541 INBX shares in the last 24 months for a total of $13,518,699.87 bought. Which Inhibrx insiders have been selling company stock? The following insider sold INBX shares in the last 24 months: Brendan P Eckelman ($10,290,000.00). How much insider selling is happening at Inhibrx? Insiders have sold a total of 300,000 Inhibrx shares in the last 24 months for a total of $10,290,000.00 sold. Inhibrx Key ExecutivesMr. Mark Paul Lappe (Age 57)Founder, Chairman, President & CEO Compensation: $1.1MDr. Brendan P. Eckelman Ph.D. (Age 45)Founder & Chief Scientific Officer Compensation: $769.25kMs. Kelly Devine Deck B.S. (Age 44)CPA, M.S., Executive VP & CFO Compensation: $636.87kMr. Quinn L. DeverauxFounderDr. Ashraf Amanullah (Age 56)Executive VP & Chief Technical Operations Officer Ms. Leah Pollema J.D.VP, Corporate Secretary & General CounselDr. Charbel Helaihel Pharm.D.Vice President of Marketing & Commercial PlanningMr. Jeffrey J. JensenExecutive VP & Chief Clinical Operations OfficerMr. David Matly M.B.A.Executive VP and Chief Commercial & Business Development OfficerDr. Carlos Bais Ph.D.Executive Vice President of Translational Sciences More Insider Trading Tools from MarketBeat Related Companies Avid Bioservices Insider Selling uniQure Insider Selling Praxis Precision Medicines Insider Selling Anavex Life Sciences Insider Selling Xeris Biopharma Insider Selling Chimerix Insider Selling AbCellera Biologics Insider Selling Prothena Insider Selling Bicara Therapeutics Insider Selling Cronos Group Insider Selling 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 NVIDIA Insiders Sell: This Is What It Means for the Market Top 3 Insider Stock Buys in March—Are They Still Good in April?Grocery Outlet Insider and Institutional Buyers Signal BottomSentinelOne Insider Selling? Why Investors Should Stay Bullish 3 Companies Buying Back Stock—Why It Matters This page (NASDAQ:INBX) was last updated on 3/26/2025 by MarketBeat.com Staff From Our PartnersTrump’s Final Plan Presidential insider exposes shocking plot to reshape U.S. economy: The 2025 Trump Reset -- Inside Trump’...Porter & Company | SponsoredDOGE could send 6 AI stocks through the roofStay alert for Elon Musk and the Department of Government Efficiency's next move … Expect an announcement f...Weiss Ratings | SponsoredNew “Trump” currency proposed in DCAccording to one of the most connected men in Washington… A surprising new bill was just introduced in Wash...Paradigm Press | SponsoredWhy Elon put $51 million into thisWhy Elon Musk Just Invested $51 Million Into Brand New “Miracle Metal” Developed by MIT ScientistsTrue Market Insiders | SponsoredURGENT: Someone's Moving Gold Out of London...People who don’t understand the gold market are about to lose a lot of money. 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