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Stocks to Compare Sections All Sections Selected Performance Chart Price & Volume MarketRank Analyst Ratings Sales & Book Value Profitability & Earnings Dividends Debt Ownership Miscellaneous Headlines About Compare NYSE:GSK NYSE:MRK On This Page Performance ChartPrice & VolumeMarketRank™Analyst RatingsSales & Book ValueProfitability & EarningsDividendsDebtOwnershipMiscellaneousHeadlinesAbout Comparison Ideas Stock Ideas Comparative Price Performance Over Time1 day7 days30 days90 days365 daysCompare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeGSKGSK$41.08+3.1%$39.18$31.72▼$42.63$81.07B0.533.77 million shs7.27 million shsMRKMerck & Co., Inc.$78.46-0.1%$82.53$73.31▼$114.79$196.23B0.3711.94 million shs12.74 million shs7 Energy Stocks to Buy and Hold ForeverWith the proliferation of data centers and electric vehicles, the electric grid will only get more strained. Download this report to learn how energy stocks can play a role in your portfolio as the global demand for energy continues to grow.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceGSKGSK0.00%-1.97%+0.38%+3.78%-2.16%MRKMerck & Co., Inc.0.00%-3.56%-6.68%-0.86%-30.94%Compare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeGSKGSK$41.08+3.1%$39.18$31.72▼$42.63$81.07B0.533.77 million shs7.27 million shsMRKMerck & Co., Inc.$78.46-0.1%$82.53$73.31▼$114.79$196.23B0.3711.94 million shs12.74 million shs7 Energy Stocks to Buy and Hold ForeverWith the proliferation of data centers and electric vehicles, the electric grid will only get more strained. Download this report to learn how energy stocks can play a role in your portfolio as the global demand for energy continues to grow.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceGSKGSK0.00%-1.97%+0.38%+3.78%-2.16%MRKMerck & Co., Inc.0.00%-3.56%-6.68%-0.86%-30.94%Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceGSKGSK 1.86Reduce$37.38-9.02% DownsideMRKMerck & Co., Inc. 2.33Hold$106.4135.63% UpsideCurrent Analyst Ratings BreakdownLatest MRK and GSK Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails9/17/2025MRKMerck & Co., Inc.Berenberg BankSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingDowngradeBuy ➝ Hold$100.00 ➝ $90.007/30/2025MRKMerck & Co., Inc.Wells Fargo & CompanySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetEqual Weight$97.00 ➝ $90.007/10/2025MRKMerck & Co., Inc.Morgan StanleySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetEqual Weight$99.00 ➝ $98.00(Data available from 9/29/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookGSKGSK$40.10B2.08$5.75 per share7.14$8.07 per share5.09MRKMerck & Co., Inc.$64.17B3.05$9.45 per share8.30$18.33 per share4.28Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateGSKGSK$3.29B$2.1619.028.831.9910.81%49.22%11.31%10/29/2025 (Estimated)MRKMerck & Co., Inc.$17.12B$6.4910.287.930.8125.79%41.05%16.55%10/30/2025 (Estimated)Latest MRK and GSK EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails7/30/2025Q2 2025GSKGSK$1.12$1.23+$0.11$0.94$7.92 billion$10.64 billion7/29/2025Q2 2025MRKMerck & Co., Inc.$2.03$2.13+$0.10$1.76$15.92 billion$15.81 billionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthGSKGSK$1.684.09%N/A77.78%N/AMRKMerck & Co., Inc.$3.244.13%N/A49.92%14 YearsLatest MRK and GSK DividendsAnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date1/1/2100GSKGSKquarterly$0.42064.3%8/15/20258/15/202510/9/20257/22/2025MRKMerck & Co., Inc.quarterly$0.814%9/15/20259/15/202510/7/2025(Data available from 1/1/2013 forward)Compare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioGSKGSK1.070.870.57MRKMerck & Co., Inc.0.691.421.17Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipGSKGSK15.74%MRKMerck & Co., Inc.76.07%Insider OwnershipCompanyInsider OwnershipGSKGSK10.00%MRKMerck & Co., Inc.0.09%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableGSKGSK68,6292.03 billion1.83 billionOptionableMRKMerck & Co., Inc.75,0002.50 billion2.50 billionOptionableMRK and GSK HeadlinesRecent News About These CompaniesSmith Chas P & Associates PA Cpas Has $28.12 Million Stock Position in Merck & Co., Inc. $MRKSeptember 29 at 7:12 AM | marketbeat.comMerck & Co., Inc. $MRK Shares Purchased by FARMERS & MERCHANTS TRUST Co OF LONG BEACHSeptember 29 at 6:28 AM | marketbeat.comCairn Investment Group Inc. Raises Position in Merck & Co., Inc. $MRKSeptember 29 at 6:12 AM | marketbeat.comHanson & Doremus Investment Management Has $6.79 Million Position in Merck & Co., Inc. $MRKSeptember 29 at 6:01 AM | marketbeat.comMerck & Co., Inc. $MRK Shares Sold by V Square Quantitative Management LLCSeptember 29 at 5:52 AM | marketbeat.comMerck & Co., Inc. $MRK Shares Purchased by Investment Research & Advisory Group Inc.September 29 at 5:34 AM | marketbeat.comMoody Lynn & Lieberson LLC Decreases Position in Merck & Co., Inc. $MRKSeptember 29 at 5:07 AM | marketbeat.comMerck (MRK) Announces Positive Recommendation from EU Medicines AgencySeptember 29 at 4:46 AM | msn.comSonora Investment Management Group LLC Sells 169,105 Shares of Merck & Co., Inc. $MRKSeptember 29 at 4:39 AM | marketbeat.comMerck & Co., Inc. (NYSE:MRK) Receives $106.41 Consensus Price Target from AnalystsSeptember 29 at 2:57 AM | americanbankingnews.comAddenda Capital Inc. Has $6.12 Million Stock Holdings in Merck & Co., Inc. $MRKSeptember 28 at 9:02 AM | marketbeat.comSan Luis Wealth Advisors LLC Makes New Investment in Merck & Co., Inc. $MRKSeptember 28 at 8:43 AM | marketbeat.comTritonpoint Wealth LLC Trims Stake in Merck & Co., Inc. $MRKSeptember 28 at 8:14 AM | marketbeat.comCoastline Trust Co Has $1.72 Million Stake in Merck & Co., Inc. $MRKSeptember 28 at 8:03 AM | marketbeat.comFort Washington Investment Advisors Inc. OH Boosts Stake in Merck & Co., Inc. $MRKSeptember 28 at 8:02 AM | marketbeat.comMerck & Co., Inc. $MRK Shares Purchased by Stockman Wealth Management Inc.September 28 at 7:53 AM | marketbeat.comMerck & Co., Inc. $MRK Stake Boosted by Financial Partners Group LLCSeptember 28 at 7:53 AM | marketbeat.comMerck & Co., Inc. $MRK Holdings Boosted by Barry Investment Advisors LLCSeptember 28 at 7:52 AM | marketbeat.comMerck & Co., Inc. $MRK Shares Acquired by Chatham Capital Group Inc.September 28 at 6:56 AM | marketbeat.comMerck & Co., Inc. $MRK Shares Sold by Congress Asset Management Co.September 28 at 5:54 AM | marketbeat.comJP Morgan Says Stock Market Expensive: 5 Strong Buy Safe Dividend StocksSeptember 27 at 3:45 PM | 247wallst.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeMRK and GSK Company DescriptionsGSK NYSE:GSK$41.08 +1.23 (+3.09%) Closing price 03:59 PM EasternExtended Trading$41.02 -0.05 (-0.13%) As of 07:56 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.GSK plc, together with its subsidiaries, engages in the research, development, and manufacture of vaccines, and specialty and general medicines to prevent and treat disease in the United Kingdom, the United States, and internationally. It operates through two segments, Commercial Operations and Total R&D. The company offers shingles, meningitis, respiratory syncytial virus, flu, polio, influenza, and pandemic vaccines. It also provides medicines for HIV, oncology, respiratory/immunology, and other specialty medicine products, as well as inhaled medicines for asthma and chronic obstructive pulmonary disease, and antibiotics for infections. It has a collaboration agreement with CureVac to develop mRNA-based influenza vaccines, and with Wave Life Sciences and Elsie Biotechnologies, Inc for oligonucleotide platform development. The company was formerly known as GlaxoSmithKline plc and changed its name to GSK plc in May 2022. GSK plc was founded in 1715 and is headquartered in Brentford, the United Kingdom.Merck & Co., Inc. NYSE:MRK$78.46 -0.10 (-0.13%) Closing price 03:59 PM EasternExtended Trading$78.59 +0.13 (+0.17%) As of 07:56 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.Merck & Co., Inc. is a health care company, which engages in the provision of health solutions through its prescription medicines, vaccines, biologic therapies, animal health, and consumer care products. It operates through the following segments: Pharmaceutical, Animal Health, and Other. The Pharmaceutical segment includes human health pharmaceutical and vaccine products. The Animal Health segment discovers, develops, manufactures, and markets animal health products, such as pharmaceutical and vaccine products, for the prevention, treatment and control of disease in livestock, and companion animal species. The Other segment consists of sales for the non-reportable segments of healthcare services. The company was founded in 1891 and is headquartered in Rahway, NJ. 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