As of December 2025 Arista Networks has a market cap of ยฃ121.43 Billion. This makes Arista Networks the world's 120th 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 Arista Networks was reported to be: