As of May 2026 Five9 has a market cap of โน155.85 Billion. This makes Five9 the world's 5216th 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 May 18th, 2026 the market cap of Five9 was reported to be: