Merck & Co., Inc. (MRK) News Today $84.21 0.00 (0.00%) Closing price 08/18/2025 03:59 PM EasternExtended Trading$84.63 +0.42 (+0.50%) As of 06:02 AM 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 Headlines Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock MRK Latest News All Sources Trusted Sources MarketBeat Barchart Benzinga Bloomberg GlobeNewswire GuruFocus MarketWatch Motley Fool NASDAQ PR Newswire Reuters Seeking Alpha TalkMarkets The Street TipRanks The Wall Street Journal Wall Street Zen Yahoo Finance Source Sentiment refers to the positivity or negativity of each headline according to our language processing algorithm. Sentiment All Sentiments Very Positive Positive Neutral Negative Very Negative Most Recent August 2025 July 2025 June 2025 May 2025 April 2025 March 2025 February 2025 January 2025 December 2024 November 2024 October 2024 September 2024 August 2024 July 2024 June 2024 May 2024 April 2024 March 2024 February 2024 January 2024 December 2023 November 2023 October 2023 September 2023 August 2023 July 2023 June 2023 May 2023 April 2023 March 2023 February 2023 January 2023 December 2022 November 2022 October 2022 September 2022 Time Period Brandywine Global Investment Management LLC Acquires 19,046 Shares of Merck & Co., Inc. (NYSE:MRK)1 hour ago | marketbeat.comFox Run Management L.L.C. Makes New $721,000 Investment in Merck & Co., Inc. (NYSE:MRK)1 hour ago | marketbeat.comQ3 EPS Estimates for Merck & Co., Inc. Cut by Zacks Research4 hours ago | marketbeat.comZacks Research Issues Pessimistic Estimate for MRK Earnings4 hours ago | americanbankingnews.comMerck & Co., Inc. (NYSE:MRK) Stock Acquired Rep. Lisa C. McClainAugust 18 at 11:04 PM | marketbeat.comIfinatamab Deruxtecan Granted Breakthrough Therapy Designation by U.S. ...August 18 at 8:40 AM | gurufocus.comRoberts Capital Advisors LLC Buys Shares of 6,141 Merck & Co., Inc. (NYSE:MRK)August 18 at 7:39 AM | marketbeat.comRaymond James Financial Inc. Sells 57,540 Shares of Merck & Co., Inc. (NYSE:MRK)August 18 at 7:28 AM | marketbeat.comMerck: Shares Bucking The Gardasil Problem, Hiking My Price TargetAugust 18 at 7:18 AM | seekingalpha.comMerck & Co., Inc. (NYSE:MRK) Shares Sold by Philadelphia Trust Co.August 18 at 7:09 AM | marketbeat.comAR Asset Management Inc. Has $13.96 Million Holdings in Merck & Co., Inc. (NYSE:MRK)August 18 at 7:06 AM | marketbeat.comForvis Mazars Wealth Advisors LLC Boosts Stock Holdings in Merck & Co., Inc. (NYSE:MRK)August 18 at 6:36 AM | marketbeat.comTocqueville Asset Management L.P. Cuts Stake in Merck & Co., Inc. (NYSE:MRK)August 18 at 6:27 AM | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Stake Cut by Nations Financial Group Inc. IA ADVAugust 18 at 6:14 AM | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Shares Sold by Liontrust Investment Partners LLPAugust 18 at 5:52 AM | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Shares Purchased by Horizon Investments LLCAugust 18 at 5:43 AM | marketbeat.comVestmark Advisory Solutions Inc. Has $3.75 Million Stake in Merck & Co., Inc. (NYSE:MRK)August 18 at 5:26 AM | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Shares Sold by Connor Clark & Lunn Investment Management Ltd.August 18 at 4:03 AM | marketbeat.comJanux Therapeutics Receives $10M Milestone Payment from Merck for Advancing Cancer Therapy CollaborationAugust 18 at 2:02 AM | msn.comAmerican Investment Services Inc. Acquires 10,951 Shares of Merck & Co., Inc. (NYSE:MRK)August 17 at 8:14 AM | marketbeat.comState of New Jersey Common Pension Fund D Sells 81,937 Shares of Merck & Co., Inc. (NYSE:MRK)August 17 at 7:31 AM | marketbeat.comMerck & Co., Inc. (NYSE:MRK) is Oak Grove Capital LLC's 8th Largest PositionAugust 17 at 7:21 AM | marketbeat.comAmerican Century Companies Inc. Boosts Stake in Merck & Co., Inc. (NYSE:MRK)August 17 at 7:21 AM | marketbeat.comEthic Inc. Boosts Position in Merck & Co., Inc. (NYSE:MRK)August 17 at 7:05 AM | marketbeat.comAberdeen Group plc Has $403.08 Million Stock Position in Merck & Co., Inc. (NYSE:MRK)August 17 at 6:36 AM | marketbeat.comDimensional Fund Advisors LP Sells 663,308 Shares of Merck & Co., Inc. (NYSE:MRK)August 17 at 6:28 AM | marketbeat.comProvidence Capital Advisors LLC Increases Stock Holdings in Merck & Co., Inc. (NYSE:MRK)August 17 at 6:19 AM | marketbeat.comAzimuth Capital Investment Management LLC Cuts Stock Position in Merck & Co., Inc. (NYSE:MRK)August 17 at 6:11 AM | marketbeat.comSit Investment Associates Inc. Reduces Stock Position in Merck & Co., Inc. (NYSE:MRK)August 17 at 5:32 AM | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Shares Sold by Boston PartnersAugust 17 at 5:23 AM | marketbeat.comMerck & Co., Inc. (MRK) Announces Update on Phase 3 KEYNOTE-905 TrialAugust 17 at 3:03 AM | insidermonkey.comMerck & Co., Inc. (MRK) Announces Update on Phase 3 KEYNOTE-905 TrialAugust 17 at 2:54 AM | msn.comMerck: Buy The WeaknessAugust 16 at 10:01 AM | seekingalpha.com2 Top Dividend Stocks to Buy on the DipAugust 16 at 9:07 AM | fool.comKovitz Investment Group Partners LLC Buys 262,481 Shares of Merck & Co., Inc. (NYSE:MRK)August 16 at 8:04 AM | marketbeat.comOneAscent Investment Solutions LLC Acquires Shares of 3,739 Merck & Co., Inc. (NYSE:MRK)August 16 at 7:52 AM | marketbeat.comMerck & Co., Inc. (MRK) Impresses Jim Cramer With Its ToughnessAugust 15, 2025 | insidermonkey.comFjarde AP Fonden Fourth Swedish National Pension Fund Sells 79,200 Shares of Merck & Co., Inc. (NYSE:MRK)August 15, 2025 | marketbeat.comMitsubishi UFJ Asset Management UK Ltd. Invests $718,000 in Merck & Co., Inc. (NYSE:MRK)August 15, 2025 | marketbeat.comGQG Partners LLC Has $4.56 Million Holdings in Merck & Co., Inc. (NYSE:MRK)August 14, 2025 | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Shares Bought by Leith Wheeler Investment Counsel Ltd.August 14, 2025 | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Shares Acquired by E Fund Management Co. Ltd.August 14, 2025 | marketbeat.comS Bank Fund Management Ltd Takes Position in Merck & Co., Inc. (NYSE:MRK)August 14, 2025 | marketbeat.comGulf International Bank UK Ltd Sells 51,495 Shares of Merck & Co., Inc. (NYSE:MRK)August 14, 2025 | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Shares Acquired by National Pension ServiceAugust 14, 2025 | marketbeat.comRegal Partners Ltd Invests $1.75 Million in Merck & Co., Inc. (NYSE:MRK)August 14, 2025 | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Stock Holdings Increased by Mondrian Investment Partners LTDAugust 14, 2025 | marketbeat.comCallan Family Office LLC Trims Holdings in Merck & Co., Inc. (NYSE:MRK)August 14, 2025 | marketbeat.com3 Magnificent S&P 500 Dividend Stocks Down Roughly 26% to 60% to Buy and Hold ForeverAugust 13, 2025 | fool.comLGT Group Foundation Reduces Stock Holdings in Merck & Co., Inc. (NYSE:MRK)August 13, 2025 | marketbeat.com Get Merck & Co., Inc. News Delivered to You Automatically Sign up to receive the latest news and ratings for MRK and its competitors with MarketBeat's FREE daily newsletter. Email Address MRK Media Mentions By Week MRK Media Sentiment Learn about the media sentiment score. Each headline receives a score ranging from 2 (good news) to -2 (bad news). Our company news sentiment scores track the average news sentiment of articles about each company over the most recent 7 days in order to identify companies that are receiving positive press. MRK News Sentiment▼1.410.66▲Average Medical News Sentiment MRK News Coverage Learn about the media coverage comparison. We track news headlines from hundreds of news outlets and tag them by company. This chart compares the number of articles about this company in the last seven days compared with the average number of articles about this company on a typical week. MRK Articles This Week▼7476▲MRK Articles Average Week Get Merck & Co., Inc. News Delivered to You Automatically Sign up to receive the latest news and ratings for MRK and its competitors with MarketBeat's FREE daily newsletter. 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