Quick Answer
Arista Networks, Inc. reported R&D Expense of $1.24 billion for fiscal year 2025.
Arista Networks, Inc. R&D Expense — Annual History
| Fiscal Year | R&D Expense | YoY Change |
|---|---|---|
| 2025 | $1.24B | +24.1% |
| 2024 | $996.70M | +16.6% |
| 2023 | $854.90M | +17.4% |
| 2022 | $728.39M | +24.1% |
| 2021 | $586.75M | +20.6% |
| 2020 | $486.59M | +5.2% |
| 2019 | $462.76M | +4.6% |
| 2018 | $442.47M | +26.6% |
| 2017 | $349.59M | +27.8% |
| 2016 | $273.58M | +30.6% |
| 2015 | $209.45M | +40.7% |
| 2014 | $148.91M | +51.0% |
| 2013 | $98.59M | +78.7% |
| 2012 | $55.16M | — |
Quarterly R&D Expense
| Quarter Ending | R&D Expense | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $326.00M | +38.3% | +9.9% |
| June 30, 2025 | $296.50M | +10.8% | +11.3% |
| March 31, 2025 | $266.40M | +27.8% | +13.0% |
| September 30, 2024 | $235.80M | +11.0% | -11.9% |
| June 30, 2024 | $267.50M | +16.5% | +28.4% |
| March 31, 2024 | $208.40M | +3.5% | -1.9% |
| September 30, 2023 | $212.35M | +13.1% | -7.5% |
| June 30, 2023 | $229.68M | +28.9% | +14.0% |
- Arista Networks, Inc. showed an increase of +24.1% in R&D Expense compared to the prior fiscal year.
- Over the 2012–2025 period, Arista Networks, Inc.’s r&d expense has grown by 2143.3% (from $55.16 million to $1.24 billion).
- The most recent figure is from Arista Networks, Inc.’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 17, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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