As of December 2025 Five9 has a market cap of โน149.71 Billion. This makes Five9 the world's 5019th 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 Dec 13th, 2025 the market cap of Five9 was reported to be: