As of December 2025 Arista Networks has a market cap of A$244.66 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: