PTC Therapeutics (PTCT) Insider Trading & Ownership $60.42 -2.46 (-3.91%) As of 03:47 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock PTC Therapeutics (NASDAQ:PTCT) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage5.50%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)12Amount OfInsider Selling(Last 12 Months)$20.37M Get PTCT Insider Trade Alerts Want to know when executives and insiders are buying or selling PTC Therapeutics stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. 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PTCT Insider Buying and Selling by Quarter PTC Therapeutics 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 TransactionDetails9/12/2025Mark Elliott BouldingVPSell24,585$61.34$1,508,043.90 9/11/2025Emma ReeveDirectorSell15,705$59.50$934,447.50 9/11/2025Mark Elliott BouldingVPSell22,664$61.00$1,382,504.00 9/9/2025David P SouthwellDirectorSell12,000$58.34$700,080.00 9/8/2025Eric PauwelsInsiderSell39,850$56.92$2,268,262.00 8/28/2025Allan Steven JacobsonDirectorSell1,667$50.15$83,600.05 8/28/2025Allan Steven JacobsonDirectorSell1,667$50.15$83,600.05 8/5/2025Matthew B KleinCEOSell10,739$51.74$555,635.86 7/15/2025Pierre GravierCFOSell2,516$49.46$124,441.36 5/16/2025Mark Elliott BouldingVPSell883$46.02$40,635.66 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. 5/15/2025Mark Elliott BouldingVPSell1,929$46.18$89,081.22 4/22/2025Matthew B KleinCEOSell2,804$48.74$136,666.96 4/2/2025Lee Scott GoldenEVPSell897$46.95$42,114.15 3/13/2025Stephanie OkeyDirectorSell5,000$54.00$270,000.00 3/12/2025Mark Elliott BouldingVPSell15,521$53.30$827,269.30 3/4/2025Allan Steven JacobsonDirectorSell1,230$51.52$63,369.60 2/19/2025Christine Marie UtterCAOSell879$50.10$44,037.90 2/19/2025Eric PauwelsCEOSell1,378$50.10$69,037.80 2/19/2025Lee Scott GoldenEVPSell795$50.10$39,829.50 2/19/2025Mark Elliott BouldingVPSell1,333$50.10$66,783.30 2/19/2025Neil Gregory AlmsteadInsiderSell1,300$50.10$65,130.00 2/19/2025Pierre GravierCFOSell1,168$50.10$58,516.80 1/7/2025Christine Marie UtterCAOSell1,291$45.34$58,533.94 1/7/2025Eric PauwelsCEOSell1,599$45.34$72,498.66 1/7/2025Lee Scott GoldenEVPSell810$45.34$36,725.40 1/7/2025Mark Elliott BouldingVPSell1,543$45.34$69,959.62 1/7/2025Neil Gregory AlmsteadInsiderSell1,265$45.34$57,355.10 12/31/2024Matthew B KleinCEOSell8,279$45.16$373,879.64 12/2/2024Christine Marie UtterCAOSell17,800$51.77$921,506.00 12/2/2024Jerome B ZeldisDirectorSell24,000$51.50$1,236,000.00 12/2/2024Mark Elliott BouldingVPSell85,600$52.26$4,473,456.00 12/2/2024Neil Gregory AlmsteadInsiderSell69,550$52.06$3,620,773.00 (Data available from 1/1/2013 forward) PTCT Insider Trading Activity - Frequently Asked Questions Who is on PTC Therapeutics' Insider Roster? The list of insiders at PTC Therapeutics includes Alethia Young, Allan Steven Jacobson, Christine Marie Utter, David P Southwell, Emily Luisa Hill, Emma Reeve, Eric Pauwels, Jerome B Zeldis, Lee Scott Golden, Mark Elliott Boulding, Matthew B Klein, Michael Schmertzler, Neil Gregory Almstead, Pierre Gravier, Stephanie Okey, and Stuart Walter Peltz. Learn more on insiders at PTCT. What percentage of PTC Therapeutics stock is owned by insiders? 5.50% of PTC Therapeutics stock is owned by insiders. Learn more on PTCT's insider holdings. Which PTC Therapeutics insiders have been buying company stock? The following insider purchased PTCT shares in the last 24 months: Pierre Gravier ($198,737.00). How much insider buying is happening at PTC Therapeutics? Insiders have purchased a total of 7,700 PTCT shares in the last 24 months for a total of $198,737.00 bought. Which PTC Therapeutics insiders have been selling company stock? The following insiders have sold PTCT shares in the last 24 months: Allan Steven Jacobson ($504,369.70), Christine Marie Utter ($1,066,767.66), David P Southwell ($700,080.00), Emma Reeve ($934,447.50), Eric Pauwels ($2,474,519.80), Jerome B Zeldis ($2,000,800.00), Lee Scott Golden ($139,335.17), Mark Elliott Boulding ($8,521,097.98), Matthew B Klein ($1,488,310.48), Michael Schmertzler ($41,715.00), Neil Gregory Almstead ($3,760,098.60), Pierre Gravier ($260,149.54), and Stephanie Okey ($270,000.00). How much insider selling is happening at PTC Therapeutics? Insiders have sold a total of 435,153 PTC Therapeutics shares in the last 24 months for a total of $22,161,691.43 sold. PTC Therapeutics Key ExecutivesDr. Matthew B. Klein F.A.C.S. (Age 51)M.D., M.S., CEO & Director Compensation: $995.4kDr. Stuart W. Peltz Ph.D. (Age 64)Co-Founder, Senior Consultant & Member of Scientific Advisory Board Compensation: $1.54MDr. Allan Steven Jacobson Ph.D. (Age 78)Co-Founder, Chairman of Scientific Advisory Board & Independent Director Compensation: $145k2 recent tradesDr. Neil Almstead Ph.D. (Age 57)Chief Technical Operations Officer Compensation: $829.97kMr. Eric Pauwels (Age 63)Chief Business Officer Compensation: $847.67k1 recent tradesMr. Pierre Gravier M.S. (Age 38)Chief Financial Officer 1 recent tradesMs. Christine Utter (Age 46)Senior VP, Chief Accounting Officer & Head of People Services Compensation: $595.54kAlex KaneInvestor Relations OfficerMr. Mark Elliott Boulding (Age 63)Executive VP & Chief Legal Officer Compensation: $824.09k4 recent tradesMs. Jane BajVice President of Corporate Communications More Insider Trading Tools from MarketBeat Related Companies GMAB Insider Selling SMMT Insider Selling VTRS Insider Selling BBIO Insider Selling ROIV Insider Selling MRNA Insider Selling ELAN Insider Selling VRNA Insider Selling RVMD Insider Selling GRFS 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 $100 Million Buyback in Upwork Stock Follows a Strong Quarter Insiders Sell These High-Quality Stocks: Why Investors Shouldn’tCoreWeave and Madrigal's Insider Trades Flash Bullish SignalsPalantir Insider Selling: Risk Signal or Normal Activity?Loop Industries Insiders Buy Stock, Signal Confidence in Outlook This page (NASDAQ:PTCT) was last updated on 9/19/2025 by MarketBeat.com Staff From Our PartnersTrump’s national nightmare is herePorter Stansberry and Jeff Brown say a new U.S. national emergency is already underway — and it could trigger ...Porter & Company | SponsoredHe Called Nvidia at $1.10. 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