As of January 2026 Arista Networks has a market cap of $160.58 Billion USD. This makes Arista Networks the world's 117th 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 Jan 20th, 2026 the market cap of Arista Networks was reported to be: