AptarGroup (ATR) Insider Trading & Ownership $131.57 +0.98 (+0.75%) Closing price 10/8/2025 03:59 PM EasternExtended Trading$131.08 -0.49 (-0.37%) As of 10/8/2025 07:55 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 AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock AptarGroup (NYSE:ATR) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage0.68%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)6Amount OfInsider Selling(Last 12 Months)$12.74M Get ATR Insider Trade Alerts Want to know when executives and insiders are buying or selling AptarGroup stock? 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ATR Insider Buying and Selling by Quarter AptarGroup 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 TransactionDetails9/11/2025Gael TouyaInsiderSell2,500$136.12$340,300.00 9/5/2025Shiela VinczellerInsiderSell1,167$137.97$161,010.99 8/21/2025Michael T. McCaulU.S. Congress Member (R-TX)Sell$140.57$1,001 - $15,0008/7/2025Michael T. McCaulU.S. Congress Member (R-TX)Buy$140.52$15,001 - $50,0006/24/2025Lisa C. McClainU.S. Congress Member (R-MI)Buy$153.97$1,001 - $15,0006/10/2025Kimberly ChaineyEVPSell1,671$152.79$255,312.09 6/6/2025Gael TouyaInsiderSell3,300$152.62$503,646.00 5/22/2025Xiangwei GongInsiderSell7,000$156.49$1,095,430.00 5/16/2025Hedi TliliInsiderSell3,614$155.96$563,639.44 5/7/2025Shiela VinczellerInsiderSell995$152.42$151,657.90 5/7/2025Stephan B TandaCEOSell17,771$151.24$2,687,686.04 5/5/2025Stephan B TandaCEOSell11,329$152.39$1,726,426.31 11/15/2024Kimberly ChaineyEVPSell964$168.83$162,752.12 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. 10/28/2024Stephan B TandaCEOSell30,000$169.60$5,088,000.00 (Data available from 1/1/2013 forward) ATR Insider Trading Activity - Frequently Asked Questions Who is on AptarGroup's Insider Roster? The list of insiders at AptarGroup includes Gael Touya, George L Fotiades, Hedi Tlili, Kimberly Chainey, Marc Prieur, Maritza Gomez Montiel, Matthew L Trerotola, Monnas Giovanna Kampouri, Robert Kuhn, Shiela Vinczeller, Stephan B Tanda, and Xiangwei Gong. Learn more on insiders at ATR. What percentage of AptarGroup stock is owned by insiders? 0.68% of AptarGroup stock is owned by insiders. Learn more on ATR's insider holdings. Which AptarGroup insiders have been selling company stock? The following insiders have sold ATR shares in the last 24 months: Gael Touya ($1,844,232.00), Hedi Tlili ($1,445,729.00), Kimberly Chainey ($539,149.46), Marc Prieur ($880,512.00), Monnas Giovanna Kampouri ($868,937.52), Robert Kuhn ($181,326.00), Shiela Vinczeller ($563,577.89), Stephan B Tanda ($18,757,472.35), and Xiangwei Gong ($2,267,622.00). How much insider selling is happening at AptarGroup? Insiders have sold a total of 181,514 AptarGroup shares in the last 24 months for a total of $27,348,558.22 sold. Which members of congress are trading AptarGroup? Michael T. McCaul (R-TX) and Lisa C. McClain (R-MI) have bought shares of AptarGroup in the last year totaling $40,500. Michael T. McCaul (R-TX) has sold shares totaling $8,000. AptarGroup Key ExecutivesMr. Stephan B. Tanda (Age 59)President, CEO & Executive Director Compensation: $2.12M2 recent tradesMr. Robert W. Kuhn (Age 62)Executive VP & CFO Compensation: $1.1MMr. Gael Touya (Age 54)President of Aptar Pharma Compensation: $1.77M2 recent tradesMr. Marc Prieur (Age 58)President of Aptar Beauty Compensation: $1.23MMs. Xiangwei Gong (Age 54)President of Aptar Asia Compensation: $1.21M1 recent tradesMr. Daniel Richard Ackerman (Age 51)Chief Accounting Officer Ms. Marry SkafidasSenior Vice President of Investor Relations & CommunicationsMs. Kimberly Y. Chainey (Age 48)Executive VP, Chief Legal Officer & Corporate Secretary 1 recent tradesMs. Shiela Pallerne Vinczeller (Age 60)Chief Human Resources Officer Mr. Hedi Tlili (Age 48)President of Aptar Closures 1 recent trades More Insider Trading Tools from MarketBeat Related Companies Avery Dennison Insider Selling Sonoco Products Insider Selling Crown Insider Selling Silgan Insider Selling Greif Insider Selling O-I Glass Insider Selling Myers Industries Insider Selling Packaging Corporation of America Insider Selling Amcor Insider Selling Graphic Packaging 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 Marvell Insiders Buy Shares—Should Investors Follow Suit?This Insider Just Made a Massive Bet on Transocean's ComebackInsider Sales Jump at Broadcom and CoreWeave: Red Flag Ahead?Oklo Insiders Sell! 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