MKS Instruments (MKSI) Insider Trading & Ownership $120.11 +2.88 (+2.46%) As of 01/17/2025 04:00 PM Eastern Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrends MKS Instruments (NASDAQ:MKSI) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage0.51%Number OfInsiders Buying(Last 12 Months)0Number OfInsiders Selling(Last 12 Months)6Amount OfInsider Selling(Last 12 Months)$7.73 M Get MKSI Insider Trade Alerts Want to know when executives and insiders are buying or selling MKS Instruments stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address MKSI Insider Buying and Selling by Quarter MKS Instruments 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 TransactionDetails12/10/2024Jacqueline F MoloneyDirectorSell300$114.80$34,440.00 12/2/2024Elizabeth MoraDirectorSell275$113.41$31,187.75 10/1/2024Jacqueline F MoloneyDirectorSell250$108.90$27,225.00 9/3/2024Elizabeth MoraDirectorSell275$115.97$31,891.75 8/16/2024John Edward WilliamsEVPSell1,800$118.71$213,678.00 8/1/2024Jacqueline F MoloneyDirectorSell250$123.46$30,865.00 6/3/2024Elizabeth MoraDirectorSell275$129.41$35,587.75 4/1/2024Elizabeth MoraDirectorSell250$133.00$33,250.00 3/1/2024Jacqueline F MoloneyDirectorSell250$122.89$30,722.50 3/1/2024Kathleen Flaherty BurkeEVPSell7,411$122.89$910,737.79 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. 2/22/2024Seth H BagshawCFOSell32,865$123.28$4,051,597.20 2/9/2024Gerard G ColellaDirectorSell10,000$120.00$1,200,000.00 1/22/2024Gerard G ColellaDirectorSell10,000$110.00$1,100,000.00 (Data available from 1/1/2013 forward) MKSI Insider Trading Activity - Frequently Asked Questions Who is on MKS Instruments's Insider Roster? The list of insiders at MKS Instruments includes Carlyle Partners Vi Cayman Hol, David Philip Henry, Elizabeth Mora, Gerard G Colella, Jacqueline F Moloney, John Edward Williams, Kathleen Flaherty Burke, Peter Cannone III, and Seth H Bagshaw. Learn more on insiders at MKSI. What percentage of MKS Instruments stock is owned by insiders? 0.51% of MKS Instruments stock is owned by insiders. Learn more on MKSI's insider holdings. Which MKS Instruments insiders have been buying company stock? The following insider purchased MKSI shares in the last 24 months: David Philip Henry ($170,850.00). How much insider buying is happening at MKS Instruments? Insiders have purchased a total of 2,500 MKSI shares in the last 24 months for a total of $170,850.00 bought. Which MKS Instruments insiders have been selling company stock? The following insiders have sold MKSI shares in the last 24 months: Carlyle Partners Vi Cayman Hol ($172,240,000.00), Elizabeth Mora ($242,818.25), Gerard G Colella ($3,300,100.00), Jacqueline F Moloney ($167,622.50), John Edward Williams ($213,678.00), Kathleen Flaherty Burke ($2,081,260.28), and Seth H Bagshaw ($6,484,097.20). How much insider selling is happening at MKS Instruments? Insiders have sold a total of 2,112,414 MKS Instruments shares in the last 24 months for a total of $184,729,576.23 sold. MKS Instruments Key ExecutivesDr. John T. C. Lee (Age 61)President, Interim Principal Financial Officer, CEO & Director Compensation: $2.01MMr. David Philip Henry (Age 52)Executive Vice President of Operations & Corporate Marketing Compensation: $736.95kMs. Kathleen F. Burke Esq. (Age 59)Executive VP, General Counsel & Secretary Compensation: $842.7kMr. James Alan Schreiner (Age 62)Executive VP & COO of Materials Solutions Division Compensation: $1.22MMs. Michelle M. McCarthy (Age 43)VP & Chief Accounting Officer Ms. Madhuri A. Andrews (Age 57)Executive VP & Chief Information Officer Mr. David RyzhikVice President of Investor RelationsSally Ann BouleyExecutive VP & Chief Human Resources OfficerMr. Eric Robert Taranto (Age 56)Executive VP & GM of Vacuum Solutions Division Mr. John Edward Williams (Age 55)EVP & GM of Photonics Solutions Division 1 recent trades More Insider Trading Tools from MarketBeat Related Companies Entegris Insider Transactions Onto Innovation Insider Transactions Amkor Technology Insider Transactions Advanced Energy Industries Insider Transactions FormFactor Insider Transactions Axcelis Technologies Insider Transactions Ultra Clean Insider Transactions Photronics Insider Transactions Veeco Instruments Insider Transactions Cohu Insider Transactions 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 3 Stocks With Strong Capital Returns and Insider Buying SignalsZymeworks in Focus for Insider Activity: Catalysts AheadInsiders Are Loading Up: 3 Key Stock Picks for InvestorsInsiders Are Selling, But These 3 Stocks Are Must-Buys3 Stocks That Wall Street Insiders Can’t Stop Buying This page (NASDAQ:MKSI) was last updated on 1/20/2025 by MarketBeat.com Staff From Our PartnersBill Gates’ is about to mint millionaires (again) with Stargate.This little-known project that Bill Gates has been quietly working on that’s about to unleash an AI breakthrou...Brownstone Research | Sponsored Is Starlink Set For The Largest IPO In History?He turned PayPal from a tiny, off-the-radar startup… to a massive $64 billion giant. 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