Earnings Releases·Nov 3, 2026, 4:10 PM ET

Arista Networks — Third Quarter 2026 Earnings Summary

Q3 2026 total revenue reached $3.66 billion, a 58.5% year-over-year and 20.5% quarter-over-quarter increase, with non-GAAP diluted EPS rising to $1.20 from $0.77 in the prior year period.
The company raised Q4 2026 revenue guidance to $3.9–$4.0 billion, projecting non-GAAP operating margins of 48–49% and diluted net income per share of $1.26–$1.30.
Strategic momentum in AI networking was highlighted through new liquid-cooled ESUN portfolios, scale-across fabric strategies, and partnerships with major tech firms, while deferred revenue grew to $6.839 billion combined.
No common stock repurchases were executed in the first nine months of 2026 compared to $983.0 million in the prior year, and the company was added to the S&P 100 index in September 2026.