Market Cap

Marsh & McLennan Companies, Inc. Market Capitalization:

$106.78 Billion

USD as of Jan. 1, 2025

business Marsh & McLennan Companies, Inc. Company Profile

Marsh & McLennan Companies, Inc. Main Stock Listing

NYSE: MMC

Market Capitalization History of Marsh & McLennan Companies, Inc.

Market capitalizations are calculated from the opening stock price at the beginning of each month.

Top Competitors by Market Capitalization

Industry: Insurance Brokers
Company Market Cap (USD)
Aon Plc $78.87 B
Arthur J. Gallagher & Co. $71.94 B
Willis Towers Watson plc $31.54 B
Brown & Brown, Inc. $30.09 B
Erie Indemnity Company $19.75 B
Sector: Financials
Company Market Cap (USD)
Berkshire Hathaway $991.39 B
JPMorgan $744.02 B
Visa $635.57 B
Mastercard $490.32 B
Bank of America $353.07 B

Yearly evolution of Marsh & McLennan Companies, Inc. market cap

Date Market Cap YoY Change
Jan. 1, 2025 $106.78 B 13.10%
Jan. 1, 2024 $94.42 B 15.03%
Jan. 1, 2023 $82.08 B 10.27%
Jan. 1, 2022 $74.43 B 39.79%
Jan. 1, 2021 $53.25 B -1.74%
Jan. 1, 2020 $54.19 B 26.84%
Jan. 1, 2019 $42.73 B 5.59%
Jan. 1, 2018 $40.46 B 22.79%
Jan. 1, 2017 $32.95 B 27.55%
Jan. 1, 2016 $25.84 B -0.82%
Jan. 1, 2015 $26.05 B 17.63%
Jan. 1, 2014 $22.15 B 28.83%
Jan. 1, 2013 $17.19 B 12.31%
Jan. 1, 2012 $15.30 B 13.31%
Jan. 1, 2011 $13.51 B 29.31%
Jan. 1, 2010 $10.45 B 11.54%
Jan. 1, 2009 $9.36 B -29.84%
Jan. 1, 2008 $13.35 B -6.61%
Jan. 1, 2007 $14.29 B -2.93%
Jan. 1, 2006 $14.72 B -6.49%
Jan. 1, 2005 $15.75 B -30.75%
Jan. 1, 2004 $22.74 B 10.09%
Jan. 1, 2003 $20.65 B -16.29%
Jan. 1, 2002 $24.67 B -5.83%
Jan. 1, 2001 $26.20 B

Market capitalization is calculated from the opening stock price at the beginning of each year.

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Company Description

Marsh & McLennan Companies, Inc. is a global professional services company operating in insurance brokerage, risk management, reinsurance services, talent management, investment advisory, and management consulting. Tracing its origins to 1905 and headquartered in New York City, Marsh & McLennan operates in insurance through its subsidiaries, Marsh, Guy Carpenter, and Jardine Lloyd Thompson, and in consulting with Mercer and Oliver Wyman Group.

business Marsh & McLennan Companies, Inc. Company Profile

Marsh & McLennan Companies, Inc. Categories

United States languages Financials languages Insurance Brokers
United States Financials United States Insurance Brokers

Stocks & Indices

Marsh & McLennan Companies, Inc. has the following listings and related stock indices.


Stock: NYSE: MMC

Stock: LSE: MHM

Stock: FSX: MSN

What is a company's market capitalization?

The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.