NASDAQ
Omnicom Group Inc. (OMC) has a market cap of $15.12B as of Thursday, May 21, 2026. The OMC market cap is down 5.51% over the past 30 days and has grown 5.47% over the past year. Market capitalization represents the total market value of a company's outstanding shares, calculated by multiplying the stock price by the total number of shares outstanding.
No price data available for this timeframe.