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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:AJG NYSE:AON OTCMKTS:HVRRY NYSE:MMC 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 VolumeAJGArthur J. Gallagher & Co.$304.62+0.1%$298.32$275.56▼$351.23$78.04B0.721.36 million shs1.13 million shsAONAON$353.88+0.2%$363.80$323.73▼$412.97$76.13B0.871.18 million shs981,312 shsHVRRYHannover Ruck$47.94-0.6%$49.87$41.49▼$55.40$34.90B0.4710,619 shs17,216 shsMMCMarsh & McLennan Companies$199.66+1.1%$204.38$195.01▼$248.00$97.08B0.812.14 million shs2.83 million shs(Almost) Everything You Need To Know About The EV MarketLooking to profit from the electric vehicle mega-trend? Enter your email address and we'll send you our list of which EV stocks show the most long-term potential.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAJGArthur J. Gallagher & Co.+0.23%+4.14%+1.98%-4.44%+9.05%AONAON+0.23%-1.17%-4.59%0.00%+1.86%HVRRYHannover Ruck-0.60%-0.50%-1.71%-6.86%+1.91%MMCMarsh & McLennan Companies+1.21%+1.13%-3.64%-7.57%-10.56%Compare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeAJGArthur J. Gallagher & Co.$304.62+0.1%$298.32$275.56▼$351.23$78.04B0.721.36 million shs1.13 million shsAONAON$353.88+0.2%$363.80$323.73▼$412.97$76.13B0.871.18 million shs981,312 shsHVRRYHannover Ruck$47.94-0.6%$49.87$41.49▼$55.40$34.90B0.4710,619 shs17,216 shsMMCMarsh & McLennan Companies$199.66+1.1%$204.38$195.01▼$248.00$97.08B0.812.14 million shs2.83 million shs(Almost) Everything You Need To Know About The EV MarketLooking to profit from the electric vehicle mega-trend? Enter your email address and we'll send you our list of which EV stocks show the most long-term potential.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAJGArthur J. Gallagher & Co.+0.23%+4.14%+1.98%-4.44%+9.05%AONAON+0.23%-1.17%-4.59%0.00%+1.86%HVRRYHannover Ruck-0.60%-0.50%-1.71%-6.86%+1.91%MMCMarsh & McLennan Companies+1.21%+1.13%-3.64%-7.57%-10.56%Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAJGArthur J. Gallagher & Co. 2.44Hold$330.938.64% UpsideAONAON 2.65Moderate Buy$414.6917.18% UpsideHVRRYHannover Ruck 2.75Moderate BuyN/AN/AMMCMarsh & McLennan Companies 2.22Hold$238.7619.59% UpsideCurrent Analyst Ratings BreakdownLatest HVRRY, MMC, AON, and AJG Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails9/19/2025AJGArthur J. Gallagher & Co.UBS GroupSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetNeutral$322.00 ➝ $329.009/19/2025AJGArthur J. Gallagher & Co.Keefe, Bruyette & WoodsSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetMarket Perform$288.00 ➝ $298.009/19/2025AJGArthur J. Gallagher & Co.Wells Fargo & CompanySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetOverweight$369.00 ➝ $365.009/17/2025AONAONTD CowenSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetBuy$427.00 ➝ $419.009/16/2025MMCMarsh & McLennan CompaniesWolfe ResearchSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingInitiated CoveragePeer Perform9/15/2025AONAONWolfe ResearchSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingInitiated CoveragePeer Perform9/12/2025HVRRYHannover RuckUBS GroupSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingUpgradeHold ➝ Strong-Buy9/11/2025AONAONMorgan StanleySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingUpgradeEqual Weight ➝ Overweight$385.00 ➝ $430.009/3/2025AJGArthur J. Gallagher & Co.The Goldman Sachs GroupSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingInitiated CoverageBuy$344.008/18/2025AONAONMorgan StanleySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingReiterated RatingCautious8/18/2025AONAONMorgan StanleySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetEqual Weight$365.00 ➝ $385.00(Data available from 9/25/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAJGArthur J. Gallagher & Co.$11.40B6.85$12.50 per share24.36$80.78 per share3.77AONAON$15.70B4.86$18.55 per share19.08$29.15 per share12.14HVRRYHannover Ruck$28.55B1.22$3.46 per share13.85$18.98 per share2.53MMCMarsh & McLennan Companies$24.46B4.01$10.53 per share18.96$27.56 per share7.24Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAJGArthur J. Gallagher & Co.$1.46B$7.0443.2722.97N/A14.54%13.17%3.72%10/23/2025 (Estimated)AONAON$2.65B$11.9429.6418.282.0915.54%50.91%7.00%10/24/2025 (Estimated)HVRRYHannover Ruck$2.52B$3.7612.7512.58N/A9.33%19.77%3.50%11/10/2025 (Estimated)MMCMarsh & McLennan Companies$4.06B$8.3423.9419.052.4816.00%31.90%8.29%10/16/2025 (Estimated)Latest HVRRY, MMC, AON, and AJG EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails10/23/2025Q3 2025AJGArthur J. Gallagher & Co.$2.45N/AN/AN/AN/AN/A10/16/2025Q3 2025MMCMarsh & McLennan Companies$1.80N/AN/AN/A$6.34 billionN/A8/12/2025Q2 2025HVRRYHannover Ruck$1.05$1.31+$0.26$1.31$7.34 billion$7.96 billion7/31/2025Q2 2025AJGArthur J. Gallagher & Co.$2.36$2.33-$0.03$1.40$3.20 billion$3.18 billion7/25/2025Q2 2025AONAON$3.40$3.49+$0.09$2.66$4.16 billion$4.16 billion7/17/2025Q2 2025MMCMarsh & McLennan Companies$2.66$2.72+$0.06$2.45$6.92 billion$6.97 billionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthAJGArthur J. Gallagher & Co.$2.600.85%N/A36.93%15 YearsAONAON$2.980.84%N/A24.96%N/AHVRRYHannover Ruck$0.921.92%N/A24.47%N/AMMCMarsh & McLennan Companies$3.601.80%N/A43.17%15 YearsLatest HVRRY, MMC, AON, and AJG DividendsAnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date9/17/2025MMCMarsh & McLennan Companiesquarterly$0.901.82%10/2/202510/2/202511/14/20257/30/2025AJGArthur J. Gallagher & Co.quarterly$0.650.87%9/5/20259/5/20259/19/20257/11/2025AONAONquarterly$0.74500.84%8/1/20258/1/20258/15/20257/9/2025MMCMarsh & McLennan Companiesquarterly$0.901.68%7/24/20257/24/20258/15/2025(Data available from 1/1/2013 forward)Compare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAJGArthur J. Gallagher & Co.0.521.361.36AONAON1.931.521.52HVRRYHannover Ruck0.370.090.09MMCMarsh & McLennan Companies1.191.201.20Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAJGArthur J. Gallagher & Co.85.53%AONAON86.14%HVRRYHannover Ruck0.01%MMCMarsh & McLennan Companies87.99%Insider OwnershipCompanyInsider OwnershipAJGArthur J. Gallagher & Co.1.60%AONAON1.10%HVRRYHannover RuckN/AMMCMarsh & McLennan Companies0.35%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAJGArthur J. Gallagher & Co.56,000256.40 million252.30 millionOptionableAONAON60,000215.63 million213.26 millionOptionableHVRRYHannover Ruck4,139723.58 millionN/ANot OptionableMMCMarsh & McLennan Companies90,000491.62 million489.90 millionOptionableHVRRY, MMC, AON, and AJG HeadlinesRecent News About These CompaniesMarsh & McLennan Companies, Inc. $MMC Holdings Raised by Public Employees Retirement System of OhioSeptember 24 at 7:06 AM | marketbeat.comMarsh & McLennan Companies, Inc. $MMC Shares Bought by Financial Management Professionals Inc.September 24 at 6:26 AM | marketbeat.comExploring Marsh McLennan (MMC) Valuation After Recent Stock Pullback and Long-Term Growth TrendsSeptember 23 at 10:07 PM | finance.yahoo.comCompagnie Lombard Odier SCmA Buys 104,484 Shares of Marsh & McLennan Companies, Inc. $MMCSeptember 23 at 7:36 AM | marketbeat.comPark Avenue Securities LLC Makes New Investment in Marsh & McLennan Companies, Inc. $MMCSeptember 23 at 4:22 AM | marketbeat.comUMB Bank n.a. Boosts Stock Holdings in Marsh & McLennan Companies, Inc. $MMCSeptember 21, 2025 | marketbeat.comAnnex Advisory Services LLC Increases Stake in Marsh & McLennan Companies, Inc. $MMCSeptember 21, 2025 | marketbeat.comWalter Public Investments Inc. Lowers Stock Position in Marsh & McLennan Companies, Inc. $MMCSeptember 21, 2025 | marketbeat.comExchange Traded Concepts LLC Lowers Holdings in Marsh & McLennan Companies, Inc. $MMCSeptember 21, 2025 | marketbeat.comIFM Investors Pty Ltd Has $20.49 Million Stock Position in Marsh & McLennan Companies, Inc. $MMCSeptember 20, 2025 | marketbeat.comMarsh & McLennan Companies, Inc. $MMC Shares Bought by Assenagon Asset Management S.A.September 20, 2025 | marketbeat.comMarsh & McLennan Companies, Inc. $MMC Shares Acquired by Wealth Enhancement Advisory Services LLCSeptember 20, 2025 | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Given Average Recommendation of "Hold" by BrokeragesSeptember 20, 2025 | marketbeat.comMogy Joel R Investment Counsel Inc. Raises Holdings in Marsh & McLennan Companies, Inc. $MMCSeptember 19, 2025 | marketbeat.comMarsh & McLennan Companies, Inc. $MMC Position Increased by Mn Services Vermogensbeheer B.V.September 19, 2025 | marketbeat.comSwedbank AB Grows Stock Position in Marsh & McLennan Companies, Inc. $MMCSeptember 19, 2025 | marketbeat.comSumitomo Mitsui DS Asset Management Company Ltd Boosts Position in Marsh & McLennan Companies, Inc. $MMCSeptember 19, 2025 | marketbeat.comPersistent gaps in risk and adaptation strategies remain amid rising climate hazardsSeptember 19, 2025 | businesswire.comMarshall Financial Group LLC Takes Position in Marsh & McLennan Companies, Inc. $MMCSeptember 19, 2025 | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) to Issue $0.90 Quarterly DividendSeptember 18, 2025 | marketbeat.comMarsh McLennan to Host Third Quarter Earnings Investor Call on October 16September 18, 2025 | businesswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeHVRRY, MMC, AON, and AJG Company DescriptionsArthur J. Gallagher & Co. NYSE:AJG$304.62 +0.26 (+0.09%) Closing price 09/24/2025 03:59 PM EasternExtended Trading$302.14 -2.48 (-0.81%) As of 04:02 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.Arthur J. Gallagher & Co. engages in the provision of insurance brokerage, reinsurance brokerage, consulting, and third-party claims settlement and administration services. It operates through the following segments: Brokerage, Risk Management, and Corporate. The Brokerage segment consists of retail and wholesale insurance brokerage operations. The Risk Management segment provides contract claim settlement and administration services. The Corporate segment manages clean energy and other investments. The company was founded by Arthur J. Gallagher in 1927 and is headquartered in Rolling Meadows, IL.AON NYSE:AON$353.88 +0.81 (+0.23%) Closing price 09/24/2025 03:59 PM EasternExtended Trading$355.72 +1.84 (+0.52%) As of 09/24/2025 07:45 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.Aon Plc engages in the provision of risk, health, and wealth solutions. It focuses on risk capital including claim management, reinsurance, risk analysis, management, retention, and transfer; and human capital involving analytics, health and benefits, investments, pensions and retirement, talent and rewards, and workplace wellbeing. The company was founded in 1982 and is headquartered in Dublin, Ireland.Hannover Ruck OTCMKTS:HVRRY$47.94 -0.29 (-0.60%) As of 09/24/2025 03:59 PM EasternHannover Rück SE, together with its subsidiaries, provides reinsurance products and services in Germany, the United Kingdom, France, Europe, the United States, Asia, Australia, Africa, and internationally. It operates through Property & Casualty Reinsurance; and Life & Health Reinsurance segments. The company provides property and casualty reinsurance solutions for agricultural, livestock, and bloodstock; aviation and space; catastrophe XL; credit, surety, and political risks; facultative; and marine and offshore energy businesses, as well as insurance-linked securities and structured reinsurance. It offers risk solutions in the areas of critical illness, disability, health, longevity, long term care, and mortality. In addition, the company offers group life, retirement, lifestyle, credit life, and Takaful reinsurance products. Further, the company provides various financial solutions, including new-business financing; monetization of embedded value; reserve and solvency relief; and reinsurance and solvency II businesses. The company was formerly known as Hannover Rückversicherung AG and changed its name to Hannover Rück SE in March 2013. Hannover Rück SE was founded in 1966 and is based in Hanover, Germany. Hannover Rück SE operates as a subsidiary of Talanx AG.Marsh & McLennan Companies NYSE:MMC$199.66 +2.20 (+1.11%) Closing price 09/24/2025 03:59 PM EasternExtended Trading$200.46 +0.80 (+0.40%) As of 09/24/2025 05:00 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.Marsh & McLennan Cos., Inc. is a professional services firm, which engages in offering clients advice and solutions in risk, strategy, and people. It operates through the Risk and Insurance Services, and Consulting segments. The Risk and Insurance Services segment is involved in risk management activities, as well as insurance and reinsurance broking and services. The Consulting segment offers health, wealth, and career solutions and products, and specialized management, strategic, economic, and brand consulting services. The company was founded by Henry W. Marsh and Donald R. McLennan in 1871 and is headquartered in New York, NY. 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