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:AJG NYSE:AON NYSE:BRO 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.$302.200.0%$298.75$275.56▼$351.23$77.44B0.731.50 million shs45,561 shsAONAON$361.64+0.3%$364.28$323.73▼$412.97$77.96B0.891.29 million shs37,744 shsBROBrown & Brown$95.65+0.2%$94.26$89.99▼$125.68$31.54B0.792.55 million shs216,580 shsMMCMarsh & McLennan Companies$206.72+0.3%$203.11$195.01▼$248.00$101.60B0.812.25 million shs325,272 shs The Best Nuclear Energy Stocks to BuyNuclear energy stocks are roaring. It's the hottest energy sector of the year. Cameco Corp, Paladin Energy, and BWX Technologies were all up more than 40% in 2024. The biggest market moves could still be ahead of us, and there are seven nuclear energy stocks that could rise much higher in the next several months. To unlock these tickers, enter your email address below.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAJGArthur J. Gallagher & Co.-1.60%-1.95%+1.47%-3.03%+2.41%AONAON-1.32%-0.02%-1.55%+1.31%+0.42%BROBrown & Brown-0.45%+2.08%+2.16%-10.51%-9.78%MMCMarsh & McLennan Companies+0.60%+3.14%+2.08%-2.67%-9.16%Compare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeAJGArthur J. Gallagher & Co.$302.200.0%$298.75$275.56▼$351.23$77.44B0.731.50 million shs45,561 shsAONAON$361.64+0.3%$364.28$323.73▼$412.97$77.96B0.891.29 million shs37,744 shsBROBrown & Brown$95.65+0.2%$94.26$89.99▼$125.68$31.54B0.792.55 million shs216,580 shsMMCMarsh & McLennan Companies$206.72+0.3%$203.11$195.01▼$248.00$101.60B0.812.25 million shs325,272 shs The Best Nuclear Energy Stocks to BuyNuclear energy stocks are roaring. It's the hottest energy sector of the year. Cameco Corp, Paladin Energy, and BWX Technologies were all up more than 40% in 2024. The biggest market moves could still be ahead of us, and there are seven nuclear energy stocks that could rise much higher in the next several months. To unlock these tickers, enter your email address below.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAJGArthur J. Gallagher & Co.-1.60%-1.95%+1.47%-3.03%+2.41%AONAON-1.32%-0.02%-1.55%+1.31%+0.42%BROBrown & Brown-0.45%+2.08%+2.16%-10.51%-9.78%MMCMarsh & McLennan Companies+0.60%+3.14%+2.08%-2.67%-9.16%Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAJGArthur J. Gallagher & Co. 2.56Moderate Buy$331.439.72% UpsideAONAON 2.76Moderate Buy$420.0016.50% UpsideBROBrown & Brown 2.38Hold$109.9215.09% UpsideMMCMarsh & McLennan Companies 2.28Hold$237.1315.12% UpsideCurrent Analyst Ratings BreakdownLatest BRO, MMC, AJG, and AON Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails10/9/2025AONAONJPMorgan Chase & Co.Subscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetOverweight$436.00 ➝ $433.0010/9/2025MMCMarsh & McLennan CompaniesJPMorgan Chase & Co.Subscribe to MarketBeat All Access for the firm's recommendation accuracy ratingUpgradeNeutral ➝ Overweight$248.00 ➝ $242.0010/8/2025AJGArthur J. Gallagher & Co.Weiss RatingsSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingReiterated RatingBuy (B-)10/8/2025AJGArthur J. Gallagher & Co.Wells Fargo & CompanySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingBoost Price TargetOverweight$365.00 ➝ $366.0010/8/2025AONAONWeiss RatingsSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingReiterated RatingBuy (B-)10/8/2025AONAONWells Fargo & CompanySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetOverweight$451.00 ➝ $448.0010/8/2025BROBrown & BrownUBS GroupSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetNeutral$120.00 ➝ $106.0010/8/2025BROBrown & BrownWeiss RatingsSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingDowngradeBuy (B-) ➝ Hold (C+)10/8/2025BROBrown & BrownBarclaysSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetEqual Weight$108.00 ➝ $102.0010/8/2025BROBrown & BrownWells Fargo & CompanySubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetEqual Weight$101.00 ➝ $98.0010/8/2025MMCMarsh & McLennan CompaniesUBS GroupSubscribe to MarketBeat All Access for the firm's recommendation accuracy ratingLower Price TargetBuy$258.00 ➝ $257.00(Data available from 10/10/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAJGArthur J. Gallagher & Co.$11.40B6.79$12.29 per share24.57$80.78 per share3.74AONAON$15.70B4.95$18.25 per share19.75$29.15 per share12.37BROBrown & Brown$4.81B6.56$4.50 per share21.21$22.51 per share4.24MMCMarsh & McLennan Companies$24.46B4.14$10.48 per share19.66$27.56 per share7.47Compare 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$7.0442.9122.78N/A14.54%13.17%3.72%10/23/2025 (Estimated)AONAON$2.65B$11.9430.1918.622.1615.54%50.91%7.00%10/24/2025 (Estimated)BROBrown & Brown$993M$3.4727.5221.042.1719.89%15.10%6.11%10/27/2025 (Estimated)MMCMarsh & McLennan Companies$4.06B$8.3424.7019.652.5716.00%31.90%8.29%10/16/2025 (Estimated)Latest BRO, MMC, AJG, and AON EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails10/27/2025Q3 2025BROBrown & Brown$0.90N/AN/AN/A$1.54 billionN/A10/24/2025Q3 2025AONAON$2.89N/AN/AN/A$3.97 billionN/A10/23/2025Q3 2025AJGArthur J. Gallagher & Co.$2.45N/AN/AN/AN/AN/A10/16/2025Q3 2025MMCMarsh & McLennan Companies$1.80N/AN/AN/A$6.34 billionN/A7/31/2025Q2 2025AJGArthur J. Gallagher & Co.$2.36$2.33-$0.03$1.40$3.20 billion$3.18 billion7/28/2025Q2 2025BROBrown & Brown$0.99$1.03+$0.04$0.78$1.28 billion$1.29 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.$2.600.86%N/A36.93%15 YearsAONAON$2.980.82%N/A24.96%N/ABROBrown & Brown$0.600.63%N/A17.29%N/AMMCMarsh & McLennan Companies$3.601.74%N/A43.17%15 YearsLatest AON, AJG, MMC, and BRO DividendsAnnouncementCompanyPeriodAmountYieldEx-Dividend DateRecord DatePayable Date9/17/2025MMCMarsh & McLennan Companiesquarterly$0.901.8%10/2/202510/2/202511/14/20257/30/2025AJGArthur J. Gallagher & Co.quarterly$0.650.87%9/5/20259/5/20259/19/20257/23/2025BROBrown & Brownquarterly$0.150.58%8/13/20258/13/20258/20/20257/11/2025AONAONquarterly$0.74500.84%8/1/20258/1/20258/15/2025(Data available from 1/1/2013 forward)Compare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAJGArthur J. Gallagher & Co.0.521.361.36AONAON1.931.521.52BROBrown & Brown0.646.726.72MMCMarsh & McLennan Companies1.191.201.20Compare 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%AONAON1.10%BROBrown & Brown17.02%MMCMarsh & McLennan Companies0.35%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAJGArthur J. Gallagher & Co.56,000256.40 million252.30 millionOptionableAONAON60,000215.63 million213.26 millionOptionableBROBrown & Brown17,403329.84 million273.70 millionOptionableMMCMarsh & McLennan Companies90,000491.62 million489.90 millionOptionableAON, AJG, MMC, and BRO HeadlinesRecent News About These CompaniesMarsh & McLennan Companies (NYSE:MMC) Upgraded to "Overweight" at JPMorgan Chase & Co.2 hours ago | marketbeat.comMarsh & McLennan Companies' (MMC) Hold (C+) Rating Reiterated at Weiss Ratings5 hours ago | marketbeat.comCallan Family Office LLC Has $13.60 Million Holdings in Marsh & McLennan Companies, Inc. $MMCOctober 10 at 5:23 AM | marketbeat.comVontobel Holding Ltd. Sells 2,863 Shares of Marsh & McLennan Companies, Inc. $MMCOctober 10 at 4:52 AM | marketbeat.comMorgan Stanley Cuts Marsh & McLennan Companies (NYSE:MMC) Price Target to $215.00October 10 at 3:25 AM | americanbankingnews.comUBS Group Lowers Marsh & McLennan Companies (NYSE:MMC) Price Target to $257.00October 9 at 8:25 PM | marketbeat.comMarsh & McLennan (MMC) Earnings Expected to Grow: What to Know Ahead of Next Week's ReleaseOctober 9 at 11:01 AM | zacks.comMergerWare collaborates with Mercer to Redefine M&A Deal ExecutionOctober 9 at 8:00 AM | prnewswire.comWells Fargo Maintains Marsh & McLennan Companies (MMC) Equal-Weight RecommendationOctober 9 at 6:37 AM | msn.comMarsh & McLennan Companies, Inc. $MMC Shares Bought by Shell Asset Management Co.October 9 at 4:11 AM | marketbeat.comMarsh & McLennan Companies (MMC) Projected to Post Quarterly Earnings on ThursdayOctober 9 at 2:00 AM | americanbankingnews.comMarsh & McLennan Companies (MMC) to Release Earnings on ThursdayOctober 9 at 2:00 AM | marketbeat.comShould You Consider Adding Marsh & McLennan Companies (MMC) to Your Portfolio?October 8 at 8:33 PM | finance.yahoo.comBarclays Cuts Marsh & McLennan Companies (NYSE:MMC) Price Target to $221.00October 8 at 12:06 PM | marketbeat.comWells Fargo & Company Issues Pessimistic Forecast for Marsh & McLennan Companies (NYSE:MMC) Stock PriceOctober 8 at 10:28 AM | marketbeat.comAre We on the Verge of a New Normal as Fintechs Pursue Bank Charters?October 8 at 10:01 AM | businesswire.comNavera Investment Management Ltd. Buys 6,710 Shares of Marsh & McLennan Companies, Inc. $MMCOctober 8 at 6:47 AM | marketbeat.comNBT Bank N A NY Has $5.21 Million Holdings in Marsh & McLennan Companies, Inc. $MMCOctober 8 at 6:04 AM | marketbeat.comTriasima Portfolio Management inc. Sells 17,375 Shares of Marsh & McLennan Companies, Inc. $MMCOctober 8 at 5:48 AM | marketbeat.comMorgan Stanley Maintains Marsh & McLennan Companies (MMC) Equal-Weight RecommendationOctober 8 at 4:33 AM | msn.comMorgan Stanley Issues Pessimistic Forecast for Marsh & McLennan Companies (NYSE:MMC) Stock PriceOctober 7 at 11:37 AM | marketbeat.comNew MarketBeat Followers Over TimeMedia Sentiment Over Time Top HeadlinesView All HeadlinesSoundHound Breaks Critical Resistance: How High Can It Get Now?By Thomas Hughes | September 28, 2025The Fed Cut Rates: What Now for the S&P 500 and Equity Markets?By Thomas Hughes | September 18, 2025Why Datavault May Be the Penny AI Stock Investors Have Waited ForBy Nathan Reiff | September 22, 2025Costco Investors Will Get a “Special” Treat for ChristmasBy Thomas Hughes | September 29, 2025Insider Sales Jump at Broadcom and CoreWeave: Red Flag Ahead?By Leo Miller | October 6, 2025AON, AJG, MMC, and BRO Company DescriptionsArthur J. Gallagher & Co. NYSE:AJG$302.20 -0.05 (-0.02%) As of 10:50 AM Eastern This is a fair market value 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$361.64 +1.22 (+0.34%) As of 10:50 AM Eastern This is a fair market value 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$95.64 +0.15 (+0.15%) As of 10:50 AM Eastern This is a fair market value 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$206.72 +0.72 (+0.35%) As of 10:50 AM Eastern This is a fair market value 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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