Omnicom Group Market Cap

Omnicom Group has a market cap or net worth of $20.89 billion as of October 9, 2026. It is the 1,150th most valuable company in the world and the 466th biggest in the United States. Its market cap has increased by 35.39% in one year.

Market Cap

20.89B

Enterprise Value

28.96B

1-Year Change

35.39%

Global Rank

#1,150

Country Rank

#466 United States

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Since December 1, 1998, Omnicom Group's market cap has increased from $8.90B to $20.89B, an increase of 134.71%. That is a compound annual growth rate of 3.11%.

Market Cap History

Date	Market Cap	% Change
Oct 9, 2026	20.89B	34.03%
Dec 31, 2025	15.58B	-7.16%
Dec 31, 2024	16.79B	-1.97%
Dec 29, 2023	17.12B	2.95%
Dec 30, 2022	16.63B	6.80%
Dec 31, 2021	15.57B	16.16%
Dec 31, 2020	13.41B	-23.99%
Dec 31, 2019	17.64B	7.48%
Dec 31, 2018	16.41B	-2.24%
Dec 29, 2017	16.79B	-16.37%
Dec 30, 2016	20.08B	9.53%
Dec 31, 2015	18.33B	-4.67%
Dec 31, 2014	19.23B	0.45%
Dec 31, 2013	19.14B	45.02%
Dec 31, 2012	13.20B	7.32%
Dec 30, 2011	12.30B	-10.86%
Dec 31, 2010	13.80B	13.23%
Dec 31, 2009	12.19B	45.64%
Dec 31, 2008	8.37B	-46.15%
Dec 31, 2007	15.54B	-13.03%
Dec 29, 2006	17.87B	16.39%
Dec 30, 2005	15.35B	-2.30%
Dec 31, 2004	15.71B	-5.31%
Dec 31, 2003	16.59B	36.58%
Dec 31, 2002	12.15B	-26.84%

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Market Capitalization

Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.

Formula: Market Cap = Stock Price * Shares Outstanding

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