Compare Stocks Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities. 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:AJGNYSE:AONNYSE:BRONYSE: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.$344.42+0.2%$324.69$230.08▼$346.95$88.08B0.751.22 million shs1.27 million shsAONAON$396.11-0.7%$390.57$268.06▼$412.97$85.56B0.921.19 million shs1.01 million shsBROBrown & Brown$124.36+0.2%$114.46$80.33▼$125.68$35.56B0.861.39 million shs2.02 million shsMMCMarsh & McLennan Companies$243.72-0.1%$231.26$196.17▼$245.98$119.70B0.951.80 million shs2.05 million shs7 AI Stocks to Invest in Today: Capitalizing on AI and Tech Trends in 2025Discover the top 7 AI stocks to invest in right now. This exclusive report highlights the companies leading the AI revolution and shaping the future of technology in 2025.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAJGArthur J. Gallagher & Co.+0.21%+2.34%+0.80%+24.84%+40.37%AONAON-0.71%-0.04%-3.07%+11.59%+20.16%BROBrown & Brown+0.22%+2.14%+3.66%+23.69%+45.50%MMCMarsh & McLennan Companies-0.05%+2.10%+1.75%+15.32%+20.01%Remove AdsCompare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationAJGArthur J. Gallagher & Co.4.6177 of 5 stars2.15.03.33.04.12.51.3AONAON3.6459 of 5 stars2.13.01.72.32.81.71.3BROBrown & Brown3.8757 of 5 stars2.23.01.72.52.72.51.3MMCMarsh & McLennan Companies4.6437 of 5 stars2.15.04.23.23.62.51.3Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAJGArthur J. Gallagher & Co. 2.27Hold$313.20-9.06% DownsideAONAON 2.29Hold$386.21-2.50% DownsideBROBrown & Brown 2.42Hold$112.67-9.40% DownsideMMCMarsh & McLennan Companies 2.18Hold$233.41-4.23% DownsideCurrent Analyst Ratings BreakdownLatest AJG, AON, BRO, and MMC Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails3/25/2025AJGArthur J. Gallagher & Co.Redburn AtlanticSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageNeutral$352.003/25/2025AONAONRedburn AtlanticSubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeHold3/25/2025BROBrown & BrownMorgan StanleySubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingOverweight ➝ Equal Weight$128.00 ➝ $128.003/25/2025MMCMarsh & McLennan CompaniesRedburn AtlanticSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageBuy$281.003/21/2025AJGArthur J. Gallagher & Co.Wells Fargo & CompanySubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOverweight ➝ Overweight$341.00 ➝ $370.003/21/2025AJGArthur J. Gallagher & Co.Keefe, Bruyette & WoodsSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetMarket Perform ➝ Market Perform$308.00 ➝ $314.003/5/2025AJGArthur J. Gallagher & Co.Keefe, Bruyette & WoodsSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetMarket Perform ➝ Market Perform$295.00 ➝ $308.002/6/2025MMCMarsh & McLennan CompaniesRaymond JamesSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingOutperform ➝ Outperform$240.00 ➝ $250.002/5/2025AONAONKeefe, Bruyette & WoodsSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOutperform ➝ Outperform$411.00 ➝ $414.002/3/2025AONAONPiper SandlerSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetNeutral ➝ Neutral$372.00 ➝ $384.002/3/2025AONAONWells Fargo & CompanySubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOverweight ➝ Overweight$410.00 ➝ $445.00(Data available from 4/2/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAJGArthur J. Gallagher & Co.$11.55B7.62$13.22 per share26.06$80.78 per share4.26AONAON$15.70B5.45$18.82 per share21.05$29.15 per share13.59BROBrown & Brown$4.71B7.56$5.04 per share24.67$22.51 per share5.52MMCMarsh & McLennan Companies$24.46B4.89$11.01 per share22.14$27.56 per share8.84Compare 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$6.5252.8325.97N/A12.70%16.47%3.71%4/24/2025 (Estimated)AONAON$2.65B$12.6631.2920.462.1216.91%70.84%6.94%4/25/2025 (Estimated)BROBrown & Brown$993M$3.4635.9427.392.9320.68%17.81%6.69%4/28/2025 (Estimated)MMCMarsh & McLennan Companies$4.06B$8.1929.7623.262.7016.60%32.60%8.63%4/17/2025 (Estimated)Latest AJG, AON, BRO, and MMC EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails4/28/2025N/ABROBrown & Brown$1.30N/AN/AN/A$1.41 billionN/A4/25/2025N/AAONAON$6.04N/AN/AN/A$4.83 billionN/A4/24/2025N/AAJGArthur J. Gallagher & Co.$3.58N/AN/AN/A$3.85 billionN/A4/17/2025N/AMMCMarsh & McLennan Companies$3.03N/AN/AN/A$7.08 billionN/A1/31/2025Q4 24AONAON$4.25$4.42+$0.17$3.28$4.21 billionN/A1/30/2025Q4 2024AJGArthur J. Gallagher & Co.$2.03$2.13+$0.10$1.12$2.70 billionN/A1/30/2025Q4 2024MMCMarsh & McLennan Companies$1.75$1.87+$0.12$1.59$5.95 billionN/A1/27/2025Q4 2024BROBrown & Brown$0.76$0.86+$0.10$0.73$1.12 billionN/ACompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthAJGArthur J. Gallagher & Co.$2.600.75%+7.72%39.88%15 YearsAONAON$2.700.68%N/A21.33%N/ABROBrown & Brown$0.600.48%N/A17.34%N/AMMCMarsh & McLennan Companies$3.261.34%+15.08%39.80%15 YearsLatest AJG, AON, BRO, and MMC DividendsAnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date3/12/2025MMCMarsh & McLennan Companiesquarterly$0.81501.42%4/3/20254/3/20255/15/20251/29/2025AJGArthur J. Gallagher & Co.quarterly$0.650.88%3/7/20253/7/20253/21/20251/10/2025AONAONquarterly$0.67500.77%2/3/20252/3/20252/14/20251/15/2025MMCMarsh & McLennan Companiesquarterly$0.81501.53%1/30/20251/30/20252/14/20251/22/2025BROBrown & Brownquarterly$0.150.57%2/5/20252/5/20252/12/2025(Data available from 1/1/2013 forward)Compare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAJGArthur J. Gallagher & Co.0.631.511.51AONAON2.581.401.40BROBrown & Brown0.561.791.79MMCMarsh & McLennan Companies1.441.131.13Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAJGArthur J. Gallagher & Co.85.53%AONAON86.14%BROBrown & Brown71.01%MMCMarsh & McLennan Companies87.99%Insider OwnershipCompanyInsider OwnershipAJGArthur J. Gallagher & Co.1.60%AONAON1.30%BROBrown & Brown17.02%MMCMarsh & McLennan Companies0.30%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAJGArthur J. Gallagher & Co.44,000255.74 million250.63 millionOptionableAONAON50,000216.00 million213.19 millionOptionableBROBrown & Brown15,200285.93 million237.27 millionOptionableMMCMarsh & McLennan Companies85,000491.13 million489.66 millionOptionableAJG, AON, BRO, and MMC HeadlinesRecent News About These CompaniesNew Age Alpha Advisors LLC Purchases 1,529 Shares of Marsh & McLennan Companies, Inc. (NYSE:MMC)April 3 at 4:10 AM | marketbeat.comMarsh McLennan Agency Acquires Arthur Hall InsuranceApril 2 at 7:56 PM | insurancenewsnet.comMarsh McLennan buys venerable Chester County insurance agencyApril 2 at 2:55 PM | bizjournals.comBoston Family Office LLC Sells 1,451 Shares of Marsh & McLennan Companies, Inc. (NYSE:MMC)April 2 at 6:28 AM | marketbeat.comGeode Capital Management LLC Purchases 145,134 Shares of Marsh & McLennan Companies, Inc. (NYSE:MMC)April 2 at 6:27 AM | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Holdings Increased by National Bank of Canada FIApril 2 at 5:59 AM | marketbeat.comAlliancebernstein L.P. Reduces Stake in Marsh & McLennan Companies, Inc. (NYSE:MMC)April 2 at 5:33 AM | marketbeat.comEdmond DE Rothschild Holding S.A. Has $9.90 Million Position in Marsh & McLennan Companies, Inc. (NYSE:MMC)April 2 at 5:32 AM | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Shares Sold by B. Metzler seel. Sohn & Co. AGApril 1 at 6:57 AM | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Shares Acquired by AIA Group LtdApril 1 at 6:11 AM | marketbeat.comWellington Management Group LLP Sells 247,219 Shares of Marsh & McLennan Companies, Inc. (NYSE:MMC)April 1 at 5:53 AM | marketbeat.comO Shaughnessy Asset Management LLC Acquires 1,434 Shares of Marsh & McLennan Companies, Inc. (NYSE:MMC)April 1 at 5:43 AM | marketbeat.comMultinationals Expanding Global Operations To Emerging Cities In Asia, Africa, Latin America, Middle EastApril 1 at 5:25 AM | taiwannews.com.twSchroder Investment Management Group Sells 439,907 Shares of Marsh & McLennan Companies, Inc. (NYSE:MMC)April 1 at 5:16 AM | marketbeat.comWINTON GROUP Ltd Invests $369,000 in Marsh & McLennan Companies, Inc. (NYSE:MMC)April 1 at 4:06 AM | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Shares Sold by Clearbridge Investments LLCMarch 31 at 7:20 AM | marketbeat.comMawer Investment Management Ltd. Lowers Position in Marsh & McLennan Companies, Inc. (NYSE:MMC)March 31 at 6:40 AM | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Stock Holdings Cut by California Public Employees Retirement SystemMarch 31 at 6:30 AM | marketbeat.com15,805 Shares in Marsh & McLennan Companies, Inc. (NYSE:MMC) Bought by Allstate CorpMarch 31 at 5:11 AM | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Shares Purchased by Blair William & Co. ILMarch 31 at 4:37 AM | marketbeat.comMarsh & McLennan Companies, Inc. (NYSE:MMC) Stake Lessened by Brown Brothers Harriman & Co.March 30, 2025 | marketbeat.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All HeadlinesAlphabet Stock Becomes a Low-Risk, High-Reward PlayBy Ryan Hasson | March 22, 2025View Alphabet Stock Becomes a Low-Risk, High-Reward PlayPrice Targets Show These 3 Stocks Near the $1 Trillion MarkBy Leo Miller | March 27, 2025View Price Targets Show These 3 Stocks Near the $1 Trillion MarkBroadcom: Why the Chip Stock Remains a Top Long-Term AI PlayBy Leo Miller | March 20, 2025View Broadcom: Why the Chip Stock Remains a Top Long-Term AI PlayDutch Bros or Starbucks: Which Coffee Stock Has More Growth?By Chris Markoch | March 16, 2025View Dutch Bros or Starbucks: Which Coffee Stock Has More Growth?Top 3 Beverage Stocks Pouring Out ProfitsBy Nathan Reiff | March 27, 2025View Top 3 Beverage Stocks Pouring Out ProfitsAJG, AON, BRO, and MMC Company DescriptionsArthur J. Gallagher & Co. NYSE:AJG$344.42 +0.56 (+0.16%) Closing price 04/2/2025 03:58 PM EasternExtended Trading$337.00 -7.42 (-2.15%) As of 04:47 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$396.11 -2.70 (-0.68%) Closing price 04/2/2025 03:58 PM EasternExtended Trading$396.00 -0.11 (-0.03%) As of 04:21 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.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.Brown & Brown NYSE:BRO$124.36 +0.25 (+0.20%) Closing price 04/2/2025 03:58 PM EasternExtended Trading$120.58 -3.78 (-3.04%) As of 04:43 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.Brown & Brown, Inc. is an insurance agency, wholesale brokerage, insurance program and service organization. It engages in the provision of insurance brokerage services and casualty insurance underwriting services. It operates through the following segments: Retail, National Programs, Wholesale Brokerage, and Services. The Retail Segment receives fees in lieu of commissions. The National Programs segment acts as a managing general agent and provides professional liability and related package products for certain professionals, a range of insurance products for individuals, flood coverage, and targeted products and services designated for specific industries, trade groups, governmental entities and market niches. The Wholesale Brokerage segment markets and sells excess and surplus commercial and personal lines insurance, primarily through independent agents and brokers, as well as the company’s retail agents. The Services segment provides insurance-related services, including third-party claims administration and comprehensive medical utilization management services in both the workers' compensation and all-lines liability arenas, as well as Medicare Set-aside services, social security disability and Medicare benefits advocacy services and claims adjusting services. The company was founded by J. Adrian Brown and Charles Covington Owen in 1939 and is headquartered in Daytona Beach, FL.Marsh & McLennan Companies NYSE:MMC$243.72 -0.28 (-0.11%) Closing price 04/2/2025 03:58 PM EasternExtended Trading$244.38 +0.66 (+0.27%) As of 04:40 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.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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