Marsh & McLennan - 45 Year Stock Price History | MMC

The latest closing stock price for Marsh & McLennan as of April 16, 2025 is 231.32.

  • An investor who bought $1,000 worth of Marsh & McLennan stock at the IPO in 1980 would have $223,844 today, roughly 224 times their original investment - a 12.79% compound annual growth rate over 45 years.
  • The all-time high Marsh & McLennan stock closing price was 244.27 on April 03, 2025.
  • The Marsh & McLennan 52-week high stock price is 248.00, which is 7.2% above the current share price.
  • The Marsh & McLennan 52-week low stock price is 196.72, which is 15% below the current share price.
  • The average Marsh & McLennan stock price for the last 52 weeks is 220.58.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Marsh & McLennan - 45 Year Stock Price History | MMC

  • An investor who bought $1,000 worth of Marsh & McLennan stock at the IPO in 1980 would have $223,844 today, roughly 224 times their original investment - a 12.79% compound annual growth rate over 45 years.
  • The all-time high Marsh & McLennan stock closing price was 244.27 on April 03, 2025.
  • The Marsh & McLennan 52-week high stock price is 248.00, which is 7.2% above the current share price.
  • The Marsh & McLennan 52-week low stock price is 196.72, which is 15% below the current share price.
  • The average Marsh & McLennan stock price for the last 52 weeks is 220.58.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.