As of November 2026 Arista Networks has a market cap of โน20.221 Trillion. This makes Arista Networks the world's 82th 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 Oct 31st, 2026 the market cap of Arista Networks was reported to be: