NYSE$ANET
Arista Networks Inc · Q1 2021 earnings
Q1 2021 earnings · · Investor relations
Briefing
Arista's cognitive cloud networking suite resonated with customers, driving a strong start to 2021.
Arista Networks reported a strong first quarter in 2021, with revenue of $667.6 million, a 27.6% increase from Q1 2020. The company's focus on cognitive cloud networking solutions drove healthy demand across all market and product sectors.
- Revenue increased by 27.6% year-over-year to $667.6 million.
- GAAP gross margin was 63.7%.
- GAAP net income reached $180.4 million, or $2.27 per diluted share.
- Successful interoperability testing between multiple 400G ZR suppliers over Microsoft’s 120km open line system testbed.
Headline financials
Revenue & EPS history
Arista · Revenue · Quarterly
$668M
Revenue by segment
Arista · $668M total across 2 segments · Q1 2021
- Product Revenue$539M+31.2%80.8%
- Service Revenue$128M+14.5%19.2%
Forward guidance
For the second quarter of 2021, Arista expects revenue between $675 million and $695 million, a non-GAAP gross margin of 63% to 65%, and a non-GAAP operating margin of approximately 37%.
Tailwinds
- Revenue between $675 million to $695 million
- Non-GAAP gross margin of 63% to 65%
- Non-GAAP operating margin of approximately 37%
Historical earnings impact
How earnings announcements have historically affected this stock's price.
Avg. return before/after earnings
Based on 20 quarterly earnings reports · overlaid with Q1 2021
+1.6%
Avg return
Earnings day
+1.7%
Avg return
5 days after
+4.0%
Avg return
30 days after
55%
29 / 53 earnings
Positive
+22.8%
Q2 2023
Best reaction
-24.8%
Q3 2019
Worst reaction
| Quarter | Report date | Reaction (Day 0) | +5 days | +30 days |
|---|---|---|---|---|
| Q1 2026 | +4.5% | -19.8% | -9.4% | |
| Q4 2025 | +4.8% | +3.3% | -1.1% | |
| Q3 2025 | +3.4% | -10.6% | -16.3% | |
| Q2 2025 | +17.5% | +16.5% | +20.9% | |
| Q1 2025 | -4.8% | +1.7% | +7.1% | |
| Q4 2024 | -6.4% | -16.5% | -25.1% | |
| Q3 2024 | -5.4% | -6.5% | +2.3% | |
| Q2 2024 | +8.1% | -0.4% | +8.1% | |
| Q1 2024 | +4.6% | +12.6% | +6.4% | |
| Q4 2023 | -6.0% | -7.3% | -0.6% | |
| Q3 2023 | +13.7% | +20.6% | +24.5% | |
| Q2 2023 | +22.8% | +18.9% | +23.8% | |
| Q1 2023 | -15.7% | -13.8% | +3.9% | |
| Q4 2022 | +6.2% | +3.7% | +15.4% | |
| Q3 2022 | +5.1% | +7.9% | +14.7% | |
| Q2 2022 | +0.4% | +8.6% | +2.8% | |
| Q1 2022 | -1.3% | -4.0% | -12.0% | |
| Q4 2021 | +7.5% | +4.1% | +2.7% | |
| Q3 2021 | +20.0% | +29.5% | +18.5% | |
| Q2 2021 | -0.3% | -0.7% | -5.5% | |
| Q1 2021 | +0.7% | +4.4% | +9.3% | |
| Q4 2020 | -0.4% | -8.0% | -8.6% | |
| Q3 2020 | +19.4% | +25.9% | +30.0% | |
| Q2 2020 | -9.7% | -11.4% | -16.8% | |
| Q1 2020 | -1.4% | +3.3% | +8.4% | |
| Q4 2019 | -4.6% | -3.7% | -24.6% | |
| Q3 2019 | -24.8% | -23.3% | -20.8% | |
| Q2 2019 | -10.7% | -13.8% | -17.1% | |
| Q1 2019 | -10.3% | -14.4% | -21.2% | |
| Q4 2018 | +11.6% | +14.0% | +25.5% | |
| Q3 2018 | +11.9% | +6.4% | +3.5% | |
| Q2 2018 | -1.9% | +2.4% | +13.9% | |
| Q1 2018 | -7.7% | -2.3% | -1.6% | |
| Q4 2017 | -17.4% | -17.4% | -2.8% | |
| Q3 2017 | +2.1% | +6.2% | +15.9% | |
| Q2 2017 | +19.8% | +18.5% | +23.7% | |
| Q1 2017 | +3.0% | +3.0% | +8.2% | |
| Q4 2016 | +18.3% | +21.8% | +27.2% | |
| Q3 2016 | +0.6% | +3.8% | +12.4% | |
| Q2 2016 | +0.4% | +3.9% | +13.5% | |
| Q1 2016 | +6.9% | — | — | |
| Q4 2015 | +8.6% | — | — | |
| Q3 2015 | +11.7% | — | — | |
| Q2 2015 | -0.6% | — | — | |
| Q1 2014 | -1.9% | — | — | |
| Q1 2015 | -1.2% | — | — | |
| Q4 2012 | +0.5% | — | — | |
| Q4 2014 | +5.2% | — | — | |
| Q3 2013 | -11.9% | — | — | |
| Q3 2014 | -7.6% | — | — | |
| Q4 2013 | -3.1% | — | — | |
| Q2 2013 | -3.1% | — | — | |
| Q2 2014 | +1.6% | — | — | |
| Q1 2013 | — | — | — |
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