Perma-Fix Environmental Services (PESI) Insider Trading & Ownership $11.45 +0.13 (+1.15%) Closing price 04:00 PM EasternExtended Trading$11.38 -0.07 (-0.66%) As of 05:06 PM 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 AnalysisChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Perma-Fix Environmental Services (NASDAQ:PESI) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage8.87%Number OfInsiders Buying(Last 12 Months)4Amount OfInsider Buying(Last 12 Months)$47.23KNumber OfInsiders Selling(Last 12 Months)0 Get PESI Insider Trade Alerts Want to know when executives and insiders are buying or selling Perma-Fix Environmental Services stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address PESI Insider Buying and Selling by Quarter Perma-Fix Environmental Services 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 TransactionDetails3/21/2025Ben NaccaratoCFOBuy400$7.00$2,800.00 3/21/2025Mark DuffCEOBuy2,050$7.03$14,411.50 3/18/2025Troy EshlemanCOOBuy1,350$7.35$9,922.50 3/17/2025Louis F CentofantiEVPBuy1,000$7.31$7,310.00 9/3/2024Mark DuffCEOBuy1,250$10.23$12,787.50 (Data available from 1/1/2013 forward) PESI Insider Trading Activity - Frequently Asked Questions Who is on Perma-Fix Environmental Services' Insider Roster? The list of insiders at Perma-Fix Environmental Services includes Andy Lombardo, Ben Naccarato, Joe Reeder, Larry Shelton, Louis F Centofanti, Mark Duff, Richard Grondin, and Troy Eshleman. Learn more on insiders at PESI. What percentage of Perma-Fix Environmental Services stock is owned by insiders? 8.87% of Perma-Fix Environmental Services stock is owned by insiders. Learn more on PESI's insider holdings. Which Perma-Fix Environmental Services insiders have been buying company stock? The following insiders have purchased PESI shares in the last 24 months: Andy Lombardo ($16,404.50), Ben Naccarato ($2,800.00), Larry Shelton ($14,400.00), Louis F Centofanti ($7,310.00), Mark Duff ($48,679.00), and Troy Eshleman ($9,922.50). How much insider buying is happening at Perma-Fix Environmental Services? Insiders have purchased a total of 13,200 PESI shares in the last 24 months for a total of $99,516.00 bought. Perma-Fix Environmental Services Key ExecutivesMr. Mark J. Duff (Age 61)President, CEO & Director Compensation: $607.25k1 recent tradesDr. Louis Francis Centofanti Ph.D. (Age 81)Founder, Executive VP of Strategic Initiatives & Executive Director Compensation: $425.06kMr. Benio Annaldo Naccarato C.M.A. (Age 61)CPA, CFO, Executive VP & Secretary Compensation: $515kMr. Richard Grondin (Age 64)Executive Vice President of Waste Treatment Operations Compensation: $437.96kMs. Pam IttahVice President of Human ResourcesAlex .Senior Vice President of Health Physics TechnologyMs. Helen BinosaVP & Corporate ControllerMr. Robert L. Ferguson (Age 91)Advisor Compensation: $9.92k More Insider Trading Tools from MarketBeat Related Companies Cars.com Insider Selling Montrose Environmental Group Insider Selling NerdWallet Insider Selling Enviri Insider Selling MultiPlan Insider Selling MediaAlpha Insider Selling Nutex Health Insider Selling Priority Technology Insider Selling Accolade Insider Selling Thryv 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 Hits Market Leaders—Should You Be Worried?3 Small Caps Drawing Insider and Institutional SupportDo They Know Something? Insiders & Congress Buy UnitedHealthMicron Insiders Sell But Investors Should Buy, Buy, BuySizzling Insider Buys for Your High-Yield Watchlist This page (NASDAQ:PESI) was last updated on 7/16/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredThe Trump Dump is starting; Get out of stocks now?The first 365 days of the Trump presidency… Will be the best time to get rich in American history.Paradigm Press | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... A single announcement by July 22nd could soon b...Altimetry | SponsoredThe $7 company helping Nvidia build the world’s first trillion-dollar robot …Michael Robinson has been at the forefront of the technology market for over 40 years. 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