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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:LUV NYSE:MRK NASDAQ:STX 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 VolumeLUVSouthwest Airlines$41.55+4.6%$41.27$28.98▼$55.11$20.27B1.129.41 million shs4.84 million shsMRKMerck & Co., Inc.$113.90+0.7%$117.51$73.31▼$125.14$281.16B0.1811.22 million shs3.50 million shsSTXSeagate Technology$780.08+1.2%$461.42$93.32▼$792.01$175.18B1.984.25 million shs3.99 million shs5G Stocks: The Path Forward is ProfitableClick the link to see MarketBeat's guide to investing in 5G and which 5G stocks show the most promise. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceLUVSouthwest Airlines+2.28%+4.24%+5.45%-24.44%+32.05%MRKMerck & Co., Inc.+0.81%+2.80%-6.14%-4.34%+36.65%STXSeagate Technology+6.06%+33.16%+79.57%+84.17%+723.90%Compare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeLUVSouthwest Airlines$41.55+4.6%$41.27$28.98▼$55.11$20.27B1.129.41 million shs4.84 million shsMRKMerck & Co., Inc.$113.90+0.7%$117.51$73.31▼$125.14$281.16B0.1811.22 million shs3.50 million shsSTXSeagate Technology$780.08+1.2%$461.42$93.32▼$792.01$175.18B1.984.25 million shs3.99 million shs5G Stocks: The Path Forward is ProfitableClick the link to see MarketBeat's guide to investing in 5G and which 5G stocks show the most promise. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceLUVSouthwest Airlines+2.28%+4.24%+5.45%-24.44%+32.05%MRKMerck & Co., Inc.+0.81%+2.80%-6.14%-4.34%+36.65%STXSeagate Technology+6.06%+33.16%+79.57%+84.17%+723.90%Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceLUVSouthwest Airlines 2.23Hold$44.116.15% UpsideMRKMerck & Co., Inc. 2.68Moderate Buy$128.1812.54% UpsideSTXSeagate Technology 2.88Moderate Buy$709.13-9.10% DownsideCurrent Analyst Ratings BreakdownLatest MRK, STX, and LUV Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/6/2026MRKMerck & Co., Inc. CitigroupSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingInitiated CoverageNeutral$125.005/1/2026MRKMerck & Co., Inc. Weiss RatingsSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingReiterated RatingHold (C+)5/1/2026MRKMerck & Co., Inc. Wells Fargo & CompanySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetOverweight$150.00 ➝ $145.005/1/2026STXSeagate Technology Zacks ResearchSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingUpgradeHold ➝ Strong-Buy4/30/2026STXSeagate Technology ArgusSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetBuy$450.00 ➝ $750.004/29/2026STXSeagate Technology Sanford C. BernsteinSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetOutperform$620.00 ➝ $1,000.004/29/2026STXSeagate Technology BarclaysSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetOverweight$625.00 ➝ $750.004/29/2026STXSeagate Technology UBS GroupSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetNeutral$515.00 ➝ $545.004/29/2026STXSeagate Technology EvercoreSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetOutperform$550.00 ➝ $750.004/29/2026STXSeagate Technology SusquehannaSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetNeutral$485.00 ➝ $615.004/29/2026STXSeagate Technology JPMorgan Chase & Co.Subscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetOverweight$525.00 ➝ $775.00(Data available from 5/6/2023 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookLUVSouthwest Airlines$28.06B0.72$4.34 per share9.57$14.07 per share2.95MRKMerck & Co., Inc.$65.01B4.33$11.50 per share9.90$21.22 per share5.37STXSeagate Technology$9.10B19.23$8.95 per share87.20$4.88 per share159.85Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateLUVSouthwest Airlines$441M$1.5526.768.230.402.83%10.66%2.83%7/22/2026 (Estimated)MRKMerck & Co., Inc.$18.25B$3.5532.0711.562.2413.59%26.84%10.74%N/ASTXSeagate Technology$1.47B$10.5474.1230.57N/A21.60%1,005.65%30.64%7/16/2026 (Estimated)Latest MRK, STX, and LUV EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails4/30/2026Q1 2026MRKMerck & Co., Inc.-$1.47-$1.28+$0.19-$1.72$15.85 billion$16.29 billion4/28/2026Q3 2026STXSeagate Technology$3.51$4.10+$0.59$3.27$2.96 billion$3.11 billion4/22/2026Q1 2026LUVSouthwest Airlines$0.45$0.45N/A$0.45$8.46 billion$7.25 billionCompare DividendsCompanyAnnual PayoutDividend Yield5-Year Annualized Dividend GrowthPayout RatioYears of Consecutive GrowthLUVSouthwest Airlines$0.721.81%+31.95%46.45%N/AMRKMerck & Co., Inc.$3.403.00%+5.75%95.77%14 YearsSTXSeagate Technology$2.960.38%+2.08%28.08%1 YearsLatest MRK, STX, and LUV DividendsAnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date4/28/2026STXSeagate Technologyquarterly$0.740.51%6/24/20266/24/20267/7/2026(Data available from 1/1/2013 forward)Compare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioLUVSouthwest Airlines0.660.480.41MRKMerck & Co., Inc.0.891.541.30STXSeagate Technology3.161.330.85Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipLUVSouthwest Airlines80.82%MRKMerck & Co., Inc.76.07%STXSeagate Technology92.87%Insider OwnershipCompanyInsider OwnershipLUVSouthwest Airlines0.91%MRKMerck & Co., Inc.0.17%STXSeagate Technology0.79%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableLUVSouthwest Airlines72,790488.77 million484.33 millionOptionableMRKMerck & Co., Inc.75,0002.47 billion2.47 billionOptionableSTXSeagate Technology30,000224.23 million222.46 millionOptionableMRK, STX, and LUV HeadlinesRecent News About These CompaniesCBOE VIX Slides Toward 17 as Oil Retreat and Tech Stock Surge Restore Risk AppetiteMay 6 at 10:08 AM | 247wallst.comSeagate Announces the Retirement of Michael R. Cannon, Lead Independent Director, After a 40 Year History in the Disk Drive IndustryMay 6 at 10:02 AM | finance.yahoo.comIndivisible Partners Acquires Shares of 34,637 Seagate Technology Holdings PLC $STXMay 6 at 7:46 AM | marketbeat.comNavellier & Associates Inc. Takes $11.52 Million Position in Seagate Technology Holdings PLC $STXMay 6 at 7:33 AM | marketbeat.comQRG Capital Management Inc. Raises Stake in Seagate Technology Holdings PLC $STXMay 6 at 6:23 AM | marketbeat.comSeagate’s New AI Storage Suite Meets Rapidly Rising STX ValuationMay 5 at 11:56 PM | finance.yahoo.comSeagate Technology (NASDAQ:STX) Shares Up 4.4% - Still a Buy?May 5 at 6:39 PM | marketbeat.comSeagate Stocks’s Rally Is No Accident: 3 Reasons Wall Street Is OptimisticMay 5 at 1:51 PM | msn.comSeagate (STX) is a Great Momentum Stock: Should You Buy?May 5 at 1:01 PM | zacks.comThe Best-Performing AI Stock Nobody Is Talking About Has Outrun Nvidia by a MileMay 5 at 11:53 AM | 247wallst.comVarma Mutual Pension Insurance Co Invests $12.97 Million in Seagate Technology Holdings PLC $STXMay 5 at 8:34 AM | marketbeat.comSeagate Technology (NASDAQ:STX) Reaches New 12-Month High - Here's What HappenedMay 5 at 5:17 AM | marketbeat.comSeagate to Participate in Upcoming Investor EventsMay 4 at 7:24 PM | finance.yahoo.comThese Nine S&P 500 Stocks Have Doubled In 2026. No. 3 Reports On Tuesday.May 4 at 7:24 PM | finance.yahoo.comSeagate Technology (NASDAQ:STX) Shares Up 1.5% - Here's WhyMay 4 at 6:40 PM | marketbeat.comSeagate to Participate in Upcoming Investor EventsMay 4 at 4:05 PM | businesswire.comHere's How Much a $1000 Investment in Seagate Made 10 Years Ago Would Be Worth TodayMay 4 at 2:23 PM | finance.yahoo.comBest Momentum Stock to Buy for May 4thMay 4 at 2:23 PM | finance.yahoo.comEarnings Estimates Moving Higher for Seagate (STX): Time to Buy?May 4 at 2:23 PM | finance.yahoo.comSeagate (STX) is Enjoying the Current Environment, Says Jim CramerMay 4 at 2:23 PM | finance.yahoo.comLooking for a Growth Stock? 3 Reasons Why Seagate (STX) is a Solid ChoiceMay 4 at 2:23 PM | finance.yahoo.comNew MarketBeat Followers Over TimeMedia Sentiment Over Time Top HeadlinesView All HeadlinesWith Nike Shares Near a 12-Year Low, Is Now the Time to Be Brave?By Sam Quirke | April 12, 20263 Dividend Aristocrats Whose Yields Can Help Combat InflationBy Chris Markoch | April 9, 20265 Stocks Positioned to Win the AI Data Center BuildoutBy Bridget Bennett | April 20, 2026This New ETF Aims to Capitalize on Surging AI Memory Chip DemandBy Jessica Mitacek | April 13, 2026These 3 AI Stocks Just Crushed Earnings: Still Time To Buy?By Dan Schmidt | May 2, 2026MRK, STX, and LUV Company DescriptionsSouthwest Airlines NYSE:LUV$41.55 +1.84 (+4.63%) As of 03:36 PM Eastern This is a fair market value price provided by Massive. Learn more.Southwest Airlines Co. operates as a passenger airline company that provides scheduled air transportation services in the United States and near-international markets. As of December 31, 2023, the company operated a total fleet of 817 Boeing 737 aircraft; and served 121 destinations in 42 states, the District of Columbia, and the Commonwealth of Puerto Rico, as well as ten near-international countries, including Mexico, Jamaica, the Bahamas, Aruba, the Dominican Republic, Costa Rica, Belize, Cuba, the Cayman Islands, and Turks and Caicos. It also provides inflight entertainment and connectivity services on Wi-Fi enabled aircraft; and Rapid Rewards loyalty program that enables program members to earn points for dollars spent on Southwest base fares. In addition, the company offers a suite of digital platforms to support customers' travel needs, including websites and apps; and SWABIZ, an online booking tool. Further, it provides ancillary services, such as Southwest's EarlyBird Check-In, upgraded boarding, and transportation of pets and unaccompanied minors. Southwest Airlines Co. was incorporated in 1967 and is headquartered in Dallas, Texas.Merck & Co., Inc. NYSE:MRK$113.90 +0.75 (+0.66%) As of 03:36 PM Eastern This is a fair market value price provided by Massive. 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.Seagate Technology NASDAQ:STX$780.08 +9.07 (+1.18%) As of 03:36 PM Eastern This is a fair market value price provided by Massive. Learn more.Seagate Technology Holdings plc provides data storage technology and solutions in Singapore, the United States, the Netherlands, and internationally. It provides mass capacity storage products, including enterprise nearline hard disk drives (HDDs), enterprise nearline solid state drives (SSDs), enterprise nearline systems, video and image HDDs, and network-attached storage drives. The company also offers legacy applications comprising Mission Critical HDDs and SSDs; external storage solutions under the Seagate Ultra Touch, One Touch, and Expansion product lines, as well as under the LaCie brand name; desktop drives; notebook drives, DVR HDDs, and gaming SSDs. In addition, it provides Lyve edge-to-cloud mass capacity platform. The company sells its products primarily to OEMs, distributors, and retailers. Seagate Technology Holdings plc was founded in 1978 and is based in Dublin, Ireland. 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