Arista Networks (ANET) Earnings Date & Reports

Key Takeaways

• Arista Networks reports third-quarter 2026 results after the market close on Tuesday, November 3, 2026, covering the quarter ended September 30, 2026.
• Wall Street consensus calls for non-GAAP earnings per share (EPS) of roughly $1.08 on revenue of about $3.33 billion, implying year-over-year growth near 44%.
• Management guided third-quarter revenue to approximately $3.3 billion and non-GAAP EPS of $1.06 to $1.08, placing the consensus estimate near the top of that range.
• Arista has beaten the consensus EPS estimate in eight consecutive quarters and recorded its first $3 billion revenue quarter in Q2 2026.
• The company has raised its full-year 2026 revenue outlook three times, most recently to roughly $12.6 billion, implying about 40% annual growth.

Earnings Context and Why It Matters

Arista Networks is a leading supplier of data-driven networking for large artificial intelligence (AI), data center, campus, and routing environments. Its third-quarter 2026 report arrives at a pivotal moment for the AI infrastructure buildout, where hyperscale cloud operators and enterprises are spending aggressively on high-speed switching. The company enters the quarter with strong momentum: second-quarter revenue rose 37.7% year over year to a record $3.04 billion, and non-GAAP EPS climbed 39.7%. Because Arista has repeatedly guided above expectations, investors will be watching closely to see whether demand momentum, margins, and the raised full-year outlook remain intact into the second half of 2026.

Earnings Expectations

For the third quarter of 2026, analysts expect Arista to report non-GAAP (a measure that excludes certain one-time items) EPS of about $1.08 on revenue of approximately $3.33 billion, according to consensus data. That compares with non-GAAP EPS of $0.75 and revenue of $2.31 billion in the prior-year quarter, implying growth of roughly 44% on both metrics.

Management's own guidance is slightly more conservative. The company has projected third-quarter revenue of approximately $3.3 billion, a non-GAAP operating margin of 48% to 49%, and non-GAAP EPS between $1.06 and $1.08. The consensus revenue estimate of $3.33 billion sits modestly above the company's guidance midpoint, reflecting expectations that Arista can again outperform.

Key metrics to watch include non-GAAP gross margin, which was 63.4% in the second quarter, AI-related fabric revenue, product demand, and deferred revenue, which rose to about $6.9 billion last quarter. Arista has exceeded consensus EPS in eight consecutive quarters, and its shares jumped roughly 11.8% following the second-quarter report, underscoring how sensitive the stock can be to top-line surprises.

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Market Reaction and Investor Sentiment

Sentiment heading into the third-quarter print is broadly positive but carries a high bar. Arista's shares rallied sharply after second-quarter results, and the stock's valuation reflects elevated expectations for continued AI-driven growth. Because the company has now raised its full-year revenue forecast three times, investors are largely positioned for another strong quarter, which raises the risk that even solid results could trigger a muted or negative reaction if guidance or margin commentary disappoints.

Key risk factors include supply chain constraints, which management has noted could persist through 2028, and end-customer mix pressures that have weighed on gross margin. Any sign of slowing AI capital expenditure, softer product demand, or a more cautious outlook for 2027 would likely weigh on sentiment, while another guidance raise or stronger-than-expected revenue would reinforce the growth narrative.

Forward Outlook and Key Factors to Monitor

Looking beyond the third-quarter release, investors will focus on whether Arista's full-year 2026 revenue target of approximately $12.6 billion remains intact or moves higher. Management has pointed to strength across backend AI fabrics, core data-center networking, campus products, and routing adjacencies, and continued demand from large cloud customers is central to sustaining that trajectory.

Gross margin will be another closely watched factor. Non-GAAP gross margin was 63.4% in the second quarter, down from 65.6% a year earlier, reflecting customer mix and supply dynamics. Investors will want to see how management balances robust AI-related volume against margin pressures as product mix shifts toward newer, higher-speed platforms.

Finally, the product roadmap matters. Arista's next-generation 1.6-terabit switches are expected to remain in trials through the second half of 2026, with production deployment anticipated in 2027. Progress on those trials, along with the company's AI revenue target of at least $3.5 billion for 2026, will help shape expectations for the pace of growth into 2027. As always, management's commentary on the earnings call about customer demand and supply availability will carry more weight than the headline numbers alone.

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