As of December 2025 Fastly has a market cap of โน138.55 Billion. This makes Fastly the world's 5155th 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 4th, 2025 the market cap of Fastly was reported to be: