As of March 2025 Omnicom has a market cap of โน1.348 Trillion. This makes Omnicom the world's 1168th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Mar 30th, 2025 the market cap of Omnicom was reported to be: