Arista reports record $3.04 billion quarter and raises Q3 revenue outlook

Arista Networks reported second-quarter 2026 revenue of $3.036 billion on August 4, up 37.7% from a year earlier, with GAAP diluted EPS of $0.95 and non-GAAP diluted EPS of $1.02. The company expects third-quarter 2026 revenue of approximately $3.3 billion, non-GAAP operating margin of 48% to 49%, and non-GAAP diluted EPS of $1.06 to $1.08; it also introduced 1.6 Tbps AI networking platforms, including liquid-cooled options.