Tristel (TSTL) Insider Trading & Ownership GBX 370 0.00 (0.00%) As of 11:58 AM Eastern Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesBuy This Stock Tristel (LON:TSTL) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage21.12%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)£10.85KNumber OfInsiders Selling(Last 12 Months)1Amount OfInsider Selling(Last 12 Months)£198.50K Get TSTL Insider Trade Alerts Want to know when executives and insiders are buying or selling Tristel stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. 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TSTL Insider Buying and Selling by Quarter Tristel 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 TransactionDetails3/26/2025Matthew (Matt) Giovanni SassoneInsiderBuy3,500GBX 310£10,8509/19/2024Elizabeth DixonInsiderSell50,000GBX 397£198,500 (Data available from 1/1/2013 forward) TSTL Insider Trading Activity - Frequently Asked Questions Who is on Tristel's Insider Roster? The list of insiders at Tristel includes Elizabeth Dixon, Matthew (Matt) Giovanni Sassone, Paul Christopher Swinney, and Tom Jenkins. Learn more on insiders at TSTL. What percentage of Tristel stock is owned by insiders? 21.12% of Tristel stock is owned by insiders. Learn more on TSTL's insider holdings. Which Tristel insiders have been buying company stock? The following insider purchased TSTL shares in the last 24 months: Matthew (Matt) Giovanni Sassone (£10,850). How much insider buying is happening at Tristel? Insiders have purchased a total of 3,500 TSTL shares in the last 24 months for a total of £10,850 bought. Which Tristel insiders have been selling company stock? The following insiders have sold TSTL shares in the last 24 months: Elizabeth Dixon (£494,900), and Paul Christopher Swinney (£231,000). How much insider selling is happening at Tristel? Insiders have sold a total of 169,000 Tristel shares in the last 24 months for a total of £725,900 sold. Tristel Key ExecutivesMr. Paul Christopher Swinney (Age 67)CEO & Executive Director Compensation: $450kMs. Elizabeth A. Dixon (Age 54)CFO & Executive Director Compensation: $327kMr. Bart Victor Margaretha Leemans (Age 62)Executive Director Compensation: $305kMs. Heidi A. AllardUK Finance Director, Global Financial Controller & Company Secretary More Insider Trading Tools from MarketBeat Related Companies Advanced Medical Solutions Group Insider Trading INSPECS Group Insider Trading ConvaTec Group Insider Trading Oxford Biomedica Insider Trading Alliance Pharma Insider Trading Faron Pharmaceuticals Oy Insider Trading EKF Diagnostics Insider Trading Bioventix Insider Trading Diaceutics Insider Trading 4basebio Insider Trading 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 Palantir Insider Selling: Risk Signal or Normal Activity?Loop Industries Insiders Buy Stock, Signal Confidence in OutlookDueling Insider Moves: Heavy Buying Here, Big Selling ThereCostco Faces Downgrades, Death Cross, Insider SellingReynolds Consumer Products Stock Price: Insiders Signal a Bottom This page (LON:TSTL) was last updated on 9/5/2025 by MarketBeat.com Staff From Our PartnersHow “Trump’s New Dollar” Could Impact Your WealthPresident Trump just signed a game-changing law… That could soon upgrade the U.S. dollar in your checking a...Brownstone Research | SponsoredForget Tesla — This Tiny AI Stock Is Musk’s Real PlayWhile Wall Street focused on Tesla’s earnings, Elon Musk was quietly building a supercomputer so powerful it c...Behind the Markets | SponsoredRetire Comfortably with These New Monthly Income ETFs?Too many retirees lie awake at night, worried their savings won’t last. 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