Alector (ALEC) Insider Trading & Ownership $1.44 -0.07 (-4.64%) As of 04:00 PM Eastern Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Alector (NASDAQ:ALEC) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage9.10%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)5Amount OfInsider Selling(Last 12 Months)$527.26K Get ALEC Insider Trade Alerts Want to know when executives and insiders are buying or selling Alector stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address ALEC Insider Buying and Selling by Quarter Alector 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 TransactionDetails6/20/2025Kristine YaffeDirectorSell1,000$1.44$1,440.00 12/2/2024Arnon RosenthalCEOSell52,172$2.52$131,473.44 12/2/2024Marc GrassoCFOSell16,489$2.52$41,552.28 12/2/2024Sara Kenkare-MitraInsiderSell26,500$2.52$66,780.00 9/3/2024Arnon RosenthalCEOSell26,499$4.88$129,315.12 9/3/2024Marc GrassoCFOSell7,297$4.88$35,609.36 9/3/2024Sara Kenkare-MitraInsiderSell13,926$4.88$67,958.88 8/12/2024Paula HammondDirectorSell10,500$5.06$53,130.00 (Data available from 1/1/2013 forward) ALEC Insider Trading Activity - Frequently Asked Questions Who is on Alector's Insider Roster? The list of insiders at Alector includes Arnon Rosenthal, Gary Romano, Kristine Yaffe, Marc Grasso, Paula Hammond, Polaris Venture Management Co., and Sara Kenkare-Mitra. Learn more on insiders at ALEC. What percentage of Alector stock is owned by insiders? 9.10% of Alector stock is owned by insiders. Learn more on ALEC's insider holdings. Which Alector insiders have been selling company stock? The following insiders have sold ALEC shares in the last 24 months: Arnon Rosenthal ($673,596.89), Gary Romano ($108,113.52), Kristine Yaffe ($1,440.00), Marc Grasso ($181,145.46), Paula Hammond ($53,130.00), Polaris Venture Management Co. ($3,000,000.00), and Sara Kenkare-Mitra ($166,989.54). How much insider selling is happening at Alector? Insiders have sold a total of 771,447 Alector shares in the last 24 months for a total of $4,184,415.41 sold. Alector Key ExecutivesDr. Arnon Rosenthal Ph.D. (Age 68)Co-Founder, CEO & Director Compensation: $1.02MDr. Sara Kenkare-Mitra Ph.D. (Age 56)President and Head of Research & Development Compensation: $1.19MDr. Marc Grasso M.D. (Age 50)CFO, Principal Financial Officer & Principal Accounting Officer Compensation: $738.05kDr. Gary Romano M.D. (Age 62)Ph.D., Chief Medical Officer Compensation: $602.98kMr. Peter Heutink Ph.D.Chief Scientific OfficerKatie HoganSenior Director of Corporate Communication & Investor RelationsMs. Danielle Pasqualone J.D.Ph.D., General CounselMs. Clare Hunt M.B.A.Chief People OfficerMs. Kristina Cutter M.P.H.Chief Regulatory, Pharmacovigilance, & Quality Assurance OfficerMs. Virginia DeJesus-Rueff M.B.A.Chief of Staff & Head of Strategy More Insider Trading Tools from MarketBeat Related Companies Iovance Biotherapeutics Insider Selling Arvinas Insider Selling Sage Therapeutics Insider Selling Amylyx Pharmaceuticals Insider Selling atai Life Sciences Insider Selling Organogenesis Insider Selling Mind Medicine (MindMed) Insider Selling Keros Therapeutics Insider Selling Zevra Therapeutics Insider Selling Tyra Biosciences 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 Insider Selling at NVIDIA Could Turn Into an Opportunity The Top Insider Sells From Q2: Buy, Sell, or Hold?3 Hot Trades for Insiders, But Are They Good Buys for Investors?Insiders Chase Income and Stability in American Tower—Here’s Why3 Tech Stocks With High and Rising Institutional Interest This page (NASDAQ:ALEC) was last updated on 7/7/2025 by MarketBeat.com Staff From Our PartnersBanks aren’t ready for this altcoin—are you?Our expert analysts have identified a $100 billion gap in the crypto market. 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