Arista Networks, Inc. Q4 FY2025 Earnings Call

· Earnings call transcript and AI-powered summary

Key Highlights

  • Full-year 2025 revenue reached $9 billion, up 28.6% from 2024.
  • Q4 2025 revenue was $2.49 billion, up 28.9% year over year and above guidance.
  • Non-GAAP gross margin for FY25 was 64.6%; Q4 gross margin was 63.4% (down from 64.2% in Q4 2024 driven by higher titan customer mix).
  • Non-GAAP operating margin for FY25 was 48.2%; Q4 operating margin was 47.5%.
  • Net income surpassed $1 billion for the first time, at $1.05 billion for Q4 (42% of revenue).
  • Diluted EPS for Q4 was $0.82, up 24.2% year over year. FY25 EPS was $2.98, up 28.4% year over year.
  • International revenue grew above 40% for the year; Q4 international revenue was 21.2% of total (up from 20.2% in Q3).

Business Segments & Market Performance

  • Customer mix for FY25: Cloud & AI Titans 48%, Enterprise & Financials 32%, AI & Specialty/Neo Cloud 20%.
  • Two customers represented 16–20% of revenue in FY25; diversified 10% customer base expected in 2026.
  • Core cloud/AI and data center products contributed 65% of revenue.
  • More than 100 cumulative customers adopted 800G Etherlink products during 2025.
  • AI networking revenue expected to double from 2025 to $3.25 billion in 2026 (raised from prior $2.75 billion guidance).

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Operator: Welcome to the Fourth Quarter 2025 Arista Networks, Inc. Financial Results Earnings Conference Call. During the call, all participants will be in a listen-only mode. After the presentation, we will conduct a question and answer session. Instructions will be provided at that time. If you need to reach an operator at any time during the conference, please press the star key followed by zero. As a reminder, this conference is being recorded and will be available for replay from the Investor Relations section on the Arista website following this call. Rudolph Araujo, Arista's VP of Investor Advocacy, you may begin. Thank you, Regina. Rudolph Araujo: Good afternoon, everyone, and thank you for joining us. With me on today's call are Jayshree Ullal, Arista chairperson and chief executive officer, and Chantelle Breithaupt, Arista's chief financial officer. This afternoon, Arista Networks, Inc. issued a press release announcing the results for its fiscal fourth quarter ending 12/31/2025. If you want a copy of the release, you can access it online on our website. During the course of this conference call, Arista Networks, Inc. management will make forward-looking statements, including those to our financial outlook for the 2026 fiscal year, longer-term business model and financial outlook for 2026 and beyond, total addressable market and strategy for addressing these market opportunities, including AI, customer demand trends, tariffs and trade restrictions, supply chain cons

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