Marsh & McLennan - 15 Year Stock Price History | MMC

Historical daily share price chart and data for Marsh & McLennan since 2011 adjusted for splits and dividends. The latest closing stock price for Marsh & McLennan as of January 13, 2026 is 182.70.
  • The all-time high Marsh & McLennan stock closing price was 242.13 on April 03, 2025.
  • The Marsh & McLennan 52-week high stock price is 220.32, which is 20.6% above the current share price.
  • The Marsh & McLennan 52-week low stock price is 174.18, which is 4.7% below the current share price.
  • The average Marsh & McLennan stock price for the last 52 weeks is 196.82.
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Marsh & McLennan Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 184.9363 182.4700 187.3400 182.4700 182.7000 -1.52%
2025 209.4364 208.0160 242.1350 176.5800 185.5200 -11.26%
2024 207.7741 184.4830 229.5710 184.4830 209.0690 13.75%
2023 175.8535 158.7280 195.8230 147.8510 183.8040 16.15%
2022 152.5621 157.6910 169.6150 137.0010 158.2500 -3.45%
2021 133.1866 105.4290 163.9710 99.9400 163.9050 50.83%
2020 100.6096 102.2820 110.2410 70.2874 108.6710 6.86%
2019 88.1359 70.8134 102.5280 69.8906 101.6980 42.34%
2018 73.8978 70.6809 79.8263 67.6598 71.4495 -0.14%
2017 67.5357 58.5435 75.5776 58.1726 71.5513 22.73%
2016 54.4678 45.8638 60.1825 43.5165 58.3020 24.53%
2015 47.0902 47.0931 49.9581 43.2620 46.8178 -1.05%
2014 41.9603 38.6077 48.4075 36.1164 47.3163 20.93%
2013 32.8813 28.0343 39.1255 27.4581 39.1255 43.81%
2012 25.8464 24.4329 28.2395 23.5882 27.2056 12.05%
Sector Industry Market Cap Revenue
Finance Insurance Brokers $89.507B $24.458B
Marsh & McLennan Companies Inc. is a globally leading insurance broker. Currently operating under the Marsh and Guy Carpenter brands, the company is a global professional services firm providing risk and insurance services, risk consulting, and employee benefits consulting services to clients worldwide. Marsh & McLennan provides insurance and consulting services worldwide. Marsh & McLennan conducts business primarily through Risk and Insurance Services, and Consulting units. The Risk and Insurance Services segment is operated through Marsh and Guy Carpenter. Marsh is world leader in insurance brokering, providing risk management, insurance and reinsurance broking and insurance program management services across public and private entities. The Consulting segment comprises Mercer and Oliver Wyman Group. Mercer is a leading global provider of consulting, outsourcing and investment services.
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