TLDR
- Arista revenue jumps 37.7% as quarterly sales cross $3 billion for the first time.
- ANET stock surges after hours as earnings and margins beat prior-year levels.
- Non-GAAP EPS rises 39.7% to $1.02 as Arista strengthens operating performance.
- Arista launches 1.6 Tbps AI networking systems designed to lower power usage.
- Third-quarter guidance targets $3.3 billion revenue and up to $1.08 per share.
Arista Networks (ANET) shares delivered record quarterly revenue as demand strengthened across cloud, data center, campus, routing, and artificial intelligence networking markets. The company also raised expectations with strong margins, higher earnings, and a firm third-quarter revenue outlook. ANET stock closed 3.04% higher at $190.51, then surged 11.61% after hours to $212.63.
Arista Networks Revenue Crosses $3 Billion
Second-quarter revenue reached $3.036 billion, rising 37.7% from $2.205 billion one year earlier. Revenue also increased 12.1% from the first quarter, marking Arista Networks’ first quarter above $3 billion. Product sales generated $2.605 billion, while services contributed $430.5 million during the reporting period.
Gross profit reached $1.910 billion, supported by continued demand for high-speed networking equipment and related services. However, GAAP gross margin fell to 62.9% from 65.2% one year earlier. Non-GAAP gross margin also declined to 63.4% from 65.6%, reflecting changes in product mix and costs.
Operating performance remained strong as GAAP operating income climbed to $1.378 billion from $986.2 million. The GAAP operating margin improved to 45.4%, while the non-GAAP margin advanced to 49.9%. Net income rose to $1.213 billion, compared with $888.8 million during the same quarter last year.
Earnings Growth Supports ANET Stock Rally
GAAP diluted earnings reached $0.95 per share, up from $0.70 in the second quarter of 2025. Meanwhile, non-GAAP diluted earnings increased 39.7% to $1.02 from $0.73 per share. The earnings increase reflected stronger revenue, wider operating margins, and disciplined expense management across the business.
Arista Networks continued expanding its role in artificial intelligence infrastructure through new high-capacity Ethernet systems. The company introduced its 7060XE7 series, delivering 1.6-terabit connectivity and up to 100 terabits of system bandwidth. Its new platforms also include liquid-cooled options for large computing clusters and power-sensitive data center deployments.
The company also developed networking designs for scale-up, scale-out, and scale-across infrastructure. These systems use advanced routing methods to improve cluster efficiency, reliability, and traffic movement. Arista Networks also gained enterprise recognition through Fortune 500 inclusion and Gartner leadership status during 2026.
Arista Sets Strong Third-Quarter Outlook
For the third quarter, Arista Networks expects revenue of approximately $3.3 billion. The company projects a non-GAAP operating margin between 48% and 49%. It also expects non-GAAP diluted earnings between $1.06 and $1.08 per share.
The outlook signals continued demand across cloud providers, enterprise campuses, data centers, and large computing environments. Arista Networks has benefited from increased spending on faster networks supporting intensive computing workloads. Its unified operating software and expanding Ethernet portfolio strengthen its position across several infrastructure markets.
ANET stock reacted sharply after the results exceeded recent performance levels and confirmed continued business momentum. The after-hours gain extended the stock’s regular-session advance and reflected confidence in Arista’s growth outlook. Strong revenue growth, rising earnings, and new networking products supported the positive market response.
