NASDAQ$GH
Guardant Health Inc · Q1 2026 earnings
Q1 2026 earnings · · After market close · Investor relations
Briefing
Guardant Health reported Q1 2026 revenue of $301.7M (+48% YoY) with a net loss of $112.1M, or $0.85 per diluted share.
For the quarter ended March 31, 2026, Guardant Health generated revenue of $301.7 million versus $203.5 million a year ago, reflecting continued growth in precision oncology testing. The company reported a net loss of $112.1 million, or $0.85 per diluted share, compared with a net loss of $95.2 million, or $0.77 per share, in Q1 2025. Loss from operations widened to $121.4 million as sales and marketing and R&D spending increased with scale.
- Revenue of $301.7M (+48% YoY) on higher testing volumes across oncology products.
- Net loss of $112.1M versus $95.2M; diluted EPS $(0.85) versus $(0.77).
- Loss from operations of $121.4M as operating expenses rose to $423.0M.
- Cash and investments remained substantial at roughly $1.1B at quarter end.
Headline financials
Revenue & EPS history
Guardant Health · Revenue · Quarterly
$302M
Revenue by segment
Guardant Health · $133M total across 1 segment · Q3 2023
- Oncology Revenue$133M+30.7%100.0%
Forward guidance
The 10-Q does not provide quantitative revenue or EPS guidance. Management discusses pipeline expansion, reimbursement progress, and continued investment in R&D and commercial infrastructure.
Tailwinds
- Revenue growth accelerated to 48% YoY on strong testing demand.
- Large cash balance supports continued product development and commercial expansion.
Headwinds
- Operating losses widened with higher R&D and sales and marketing spend.
- No near-term profitability guidance; path to breakeven depends on volume and reimbursement.
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 2026
+3.8%
Avg return
Earnings day
+2.6%
Avg return
5 days after
+3.9%
Avg return
30 days after
60%
18 / 30 earnings
Positive
+41.3%
Q4 2018
Best reaction
-30.0%
Q1 2022
Worst reaction
| Quarter | Report date | Reaction (Day 0) | +5 days | +30 days |
|---|---|---|---|---|
| Q1 2026 | +4.3% | +6.6% | +36.1% | |
| Q4 2025 | -3.0% | -10.4% | -19.9% | |
| Q3 2025 | +28.5% | +35.8% | +50.0% | |
| Q1 2025 | +3.5% | -11.2% | -14.0% | |
| Q4 2024 | -9.6% | -8.9% | -2.7% | |
| Q3 2024 | +21.6% | +24.8% | +56.8% | |
| Q2 2024 | -5.9% | -5.3% | -26.2% | |
| Q1 2024 | +20.0% | +32.7% | +53.8% | |
| Q4 2023 | -14.3% | -13.8% | -23.9% | |
| Q3 2023 | -8.5% | -24.7% | -10.2% | |
| Q2 2023 | +4.6% | +1.9% | -3.1% | |
| Q1 2023 | +17.2% | +12.1% | +38.5% | |
| Q4 2022 | +4.4% | +11.7% | -12.6% | |
| Q3 2022 | +3.3% | -3.1% | +17.5% | |
| Q2 2022 | +1.6% | -6.0% | +2.0% | |
| Q1 2022 | -30.0% | -44.3% | -32.3% | |
| Q4 2021 | +6.0% | +7.0% | -4.3% | |
| Q3 2021 | -3.8% | -5.8% | -20.8% | |
| Q2 2021 | +0.2% | -7.7% | +15.7% | |
| Q1 2021 | -3.1% | -14.0% | -15.8% | |
| Q4 2020 | -6.7% | -5.0% | -15.3% | |
| Q3 2020 | -0.4% | -1.1% | +9.0% | |
| Q2 2020 | +0.6% | -4.0% | +6.8% | |
| Q1 2020 | +9.0% | +19.6% | +2.9% | |
| Q4 2019 | -14.7% | -2.1% | -25.9% | |
| Q3 2019 | +11.2% | +13.8% | +14.4% | |
| Q2 2019 | +25.8% | +18.2% | -5.2% | |
| Q1 2019 | +17.4% | +12.0% | +40.3% | |
| Q4 2018 | +41.3% | +46.6% | +7.9% | |
| Q3 2018 | -6.7% | +3.1% | -2.7% | |
| Q2 2018 | — | — | — | |
| Q1 2018 | — | — | — | |
| Q4 2017 | — | — | — | |
| Q3 2017 | — | — | — | |
| Q2 2017 | — | — | — | |
| Q1 2017 | — | — | — |
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