As of December 2025 Fastly has a market cap of A$2.31 Billion. This makes Fastly the world's 5169th 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 20th, 2025 the market cap of Fastly was reported to be: