Merck & Co., Inc. (MRK) Insider Trading & Ownership $79.34 +0.17 (+0.22%) As of 10:32 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Insider Trades Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Merck & Co., Inc. (NYSE:MRK) Insider Buying and Selling ActivityCurrentInsider OwnershipPercentage0.09%Number OfInsiders Buying(Last 12 Months)1Amount OfInsider Buying(Last 12 Months)$250,012.25Number OfInsiders Selling(Last 12 Months)1Amount OfInsider Selling(Last 12 Months)$209,562.36 Get MRK Insider Trade Alerts Want to know when executives and insiders are buying or selling Merck & Co., Inc. stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. Email Address MRK Insider Buying and Selling by Quarter Remove Ads Merck & Co., Inc. 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 TransactionDetails4/9/2025Marjorie Taylor GreeneU.S. Congress Member (R-GA)Buy$81.82$1,001 - $15,0003/31/2025Gilbert Ray Cisneros, Jr.U.S. Congress Member (D-CA)Sell$89.74$15,001 - $50,0002/26/2025Gilbert Ray Cisneros, Jr.U.S. Congress Member (D-CA)Buy$89.39$15,001 - $50,0002/25/2025Robert Bresnahan, Jr.U.S. Congress Member (R-PA)Sell$91.50$15,001 - $50,0002/24/2025Jefferson ShreveU.S. Congress Member (R-IN)Buy$91.22$15,001 - $50,0002/6/2025Cristal N DowningInsiderSell2,361$88.76$209,562.36 2/6/2025Inge G ThulinDirectorBuy2,833$88.25$250,012.25 (Data available from 1/1/2013 forward) MRK Insider Trading Activity - Frequently Asked Questions Who is on Merck & Co., Inc.'s Insider Roster? The list of insiders at Merck & Co., Inc. includes Cristal N Downing, Inge G Thulin, Johannes Jacobus Oosthuizen, Joseph Romanelli, Kenneth C Frazier, Richard R Deluca, Rita A Karachun, Robert M Davis, Sanat Chattopadhyay, and Steven Mizell. Learn more on insiders at MRK. What percentage of Merck & Co., Inc. stock is owned by insiders? 0.09% of Merck & Co., Inc. stock is owned by insiders. Learn more on MRK's insider holdings. Which Merck & Co., Inc. insiders have been buying company stock? The following insiders have purchased MRK shares in the last 24 months: Inge G Thulin ($250,012.25), and Joseph Romanelli ($341.04). How much insider buying is happening at Merck & Co., Inc.? Insiders have purchased a total of 2,836 MRK shares in the last 24 months for a total of $250,353.29 bought. Which Merck & Co., Inc. insiders have been selling company stock? The following insiders have sold MRK shares in the last 24 months: Cristal N Downing ($209,562.36), Johannes Jacobus Oosthuizen ($213,052.78), Joseph Romanelli ($124,890.00), Richard R Deluca ($20,964,313.77), Rita A Karachun ($1,865,788.75), Robert M Davis ($16,472,801.97), and Steven Mizell ($13,713,526.60). How much insider selling is happening at Merck & Co., Inc.? Insiders have sold a total of 462,912 Merck & Co., Inc. shares in the last 24 months for a total of $53,563,936.23 sold. Which members of congress are trading Merck & Co., Inc.? Marjorie Taylor Greene (R-GA), Gilbert Ray Cisneros, Jr. (D-CA), Jefferson Shreve (R-IN), Julie Johnson (D-TX), Jared Moskowitz (D-FL), C. Scott Franklin (R-FL), and Kathy E. Manning (D-NC) have bought shares of Merck & Co., Inc. in the last year totaling $105,000. Gilbert Ray Cisneros, Jr. (D-CA), Robert Bresnahan, Jr. (R-PA), Josh Gottheimer (D-NJ), Byron Donalds (R-FL), Jared Moskowitz (D-FL), Jonathan L. Jackson (D-IL), and John James (R-MI) have sold shares totaling $170,000. Merck & Co., Inc. Key ExecutivesMr. Robert M. Davis J.D. (Age 57)Chairman, President & CEO Compensation: $5.57MMs. Caroline Litchfield (Age 55)Executive VP & CFO Compensation: $3.09MMr. Richard R. DeLuca Jr. (Age 61)Executive VP & President of Merck Animal Health Compensation: $2.4MMr. Sanat Chattopadhyay (Age 64)Executive VP & President of Merck Manufacturing Division Compensation: $2.49MDr. Dean Y. Li M.D. (Age 61)Ph.D., Executive VP & President of Merck Research Laboratories Compensation: $3.61MMr. Dalton E. Smart III (Age 57)Senior VP of Finance, Principal Accounting Officer & Global Controller Mr. David Michael Williams (Age 55)Executive VP and Chief Information & Digital Officer Mr. Peter DannenbaumVice President of Investor RelationsMs. Jennifer L. Zachary (Age 46)Executive VP & General Counsel Compensation: $2.73MLisa LeCointe-Cephas (Age 42)Senior VP and Chief Ethics & Compliance Officer More Insider Trading Tools from MarketBeat Related Companies Eli Lilly and Company Insider Selling Johnson & Johnson Insider Selling AbbVie Insider Selling Pfizer Insider Selling Bristol-Myers Squibb Insider Selling Zoetis Insider Selling Royalty Pharma Insider Selling Corcept Therapeutics Insider Selling Jazz Pharmaceuticals Insider Selling Perrigo 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 Top 3 Large Cap Stocks Insiders Bought in Q1: Buy, Sell, or HoldJoby Aviation: Operational Momentum vs. Market SentimentMicroStrategy Sees Insider Buy-Sell Action in Q1Casey’s General Stores Insider Buys Shares of This Must-Own StockNVIDIA Insiders Sell: This Is What It Means for the Market This page (NYSE:MRK) was last updated on 4/15/2025 by MarketBeat.com Staff From Our PartnersElon Set to Shock the World by May 1st ?Tech legend Jeff Brown recently traveled to the industrial zone of South Memphis to investigate what he believ...Brownstone Research | Sponsored[Action Required] Claim Your FREE IRS Loophole GuideThis shouldn't surprise anyone who's been paying attention, but... 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