Minerals Technologies (MTX) Insider Trading & Ownership $57.01 -0.50 (-0.87%) Closing price 07/18/2025 03:59 PM EasternExtended Trading$57.00 -0.01 (-0.01%) As of 07/18/2025 05:26 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 ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Minerals Technologies (NYSE:MTX) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage3.30%Number OfInsiders Buying(Last 12 Months)3Amount OfInsider Buying(Last 12 Months)$124.25KNumber OfInsiders Selling(Last 12 Months)0 Get MTX Insider Trade Alerts Want to know when executives and insiders are buying or selling Minerals Technologies stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address MTX Insider Buying and Selling by Quarter Minerals Technologies 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 TransactionDetails6/16/2025Rocky MotwaniDirectorBuy370$54.31$20,094.70 5/6/2025Gilbert Ray Cisneros, Jr.U.S. Congress Member (D-CA)Buy$52.45$1,001 - $15,0005/2/2025Kristina M JohnsonDirectorBuy1,000$53.79$53,790.00 4/30/2025Erik AldagCFOBuy1,000$50.37$50,370.00 (Data available from 1/1/2013 forward) MTX Insider Trading Activity - Frequently Asked Questions Who is on Minerals Technologies' Insider Roster? The list of insiders at Minerals Technologies includes Brett Argirakis, Dj Monagle III, Douglas T Dietrich, Erik Aldag, Erin Cutler, Jonathan J Hastings, Kristina M Johnson, Michael Cipolla, Rocky Motwani, and Thomas J Meek. Learn more on insiders at MTX. What percentage of Minerals Technologies stock is owned by insiders? 3.30% of Minerals Technologies stock is owned by insiders. Learn more on MTX's insider holdings. Which Minerals Technologies insiders have been buying company stock? The following insiders have purchased MTX shares in the last 24 months: Erik Aldag ($50,370.00), Kristina M Johnson ($86,158.00), and Rocky Motwani ($20,094.70). How much insider buying is happening at Minerals Technologies? Insiders have purchased a total of 2,770 MTX shares in the last 24 months for a total of $156,622.70 bought. Which Minerals Technologies insiders have been selling company stock? The following insiders have sold MTX shares in the last 24 months: Brett Argirakis ($367,103.25), Dj Monagle III ($2,271,264.71), Douglas T Dietrich ($1,019,048.50), Erin Cutler ($19,386.00), Jonathan J Hastings ($2,898,409.66), and Michael Cipolla ($1,008,776.88). How much insider selling is happening at Minerals Technologies? Insiders have sold a total of 97,774 Minerals Technologies shares in the last 24 months for a total of $7,583,989.00 sold. Which members of congress are trading Minerals Technologies? Gilbert Ray Cisneros, Jr. (D-CA) has bought shares of Minerals Technologies in the last year totaling $8,000. Minerals Technologies Key ExecutivesMr. Douglas T. Dietrich (Age 55)Chairman & CEO Compensation: $4.3MMr. Erik C. Aldag (Age 39)Senior VP of Finance & Treasury and CFO Compensation: $922.25k1 recent tradesMr. D. J. Monagle III (Age 61)Group President of Consumer & Specialties Compensation: $1.77MMr. Jonathan J. Hastings (Age 61)Senior Vice President of Strategy and M&A Compensation: $1.69MMr. Brett Argirakis (Age 59)Group President of Engineered Solutions Compensation: $1.49MMr. Michael A. Cipolla (Age 66)VP, Corporate Controller & Chief Accounting Officer Mr. Timothy J. Jordan (Age 49)VP, General Counsel, Secretary & Chief Compliance Officer Ms. Erin N. Cutler (Age 36)Vice President of Human Resources More Insider Trading Tools from MarketBeat Related Companies IOSP Insider Ownership AVNT Insider Ownership CBT Insider Ownership EMN Insider Ownership ESI Insider Ownership FUL Insider Ownership ITT Insider Ownership KMT Insider Ownership SCL Insider Ownership TKR Insider Ownership 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 Catalysts Driving Plug Power’s Turnaround CaseInsider Selling Hits Market Leaders—Should You Be Worried?Insiders Spent Millions on These 3 Stocks Over the Past 2 Months3 Small Caps Drawing Insider and Institutional SupportDo They Know Something? Insiders & Congress Buy UnitedHealth This page (NYSE:MTX) was last updated on 7/19/2025 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 | SponsoredThis Signal Only Flashes Once Every 4 Years – And It Just TriggeredThis same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...Crypto Swap Profits | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. OpenAI’s Sam Altman invested $375M. Bil...Stansberry Research | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... 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