NASDAQ$FSLY
Fastly Inc · Q4 2025 earnings
Q4 2025 earnings · · After market close · Investor relations
Briefing
Fastly reported Q4 2025 revenue of $172.6M (+23% YoY) and a GAAP net loss of $15.5M, with non-GAAP net income of $20.1M.
Revenue reached a record $172.6 million; network services grew 19% and security 32%. GAAP net loss narrowed to $15.5 million from $32.9 million; non-GAAP net income was $20.1 million.
- Q4 revenue $172.6M (+23%).
- Security revenue $35.4M (+32%).
- Non-GAAP net income $20.1M.
- Full-year revenue $624.0M (+15%).
Headline financials
Revenue & EPS history
Fastly · Revenue · Quarterly
$173M
Forward guidance
The quarterly filing discusses operating priorities, capital returns, and sector risks; numeric multi-quarter bridges vary by issuer.
Tailwinds
- MD&A highlights liquidity, capital, and core business trends.
- Segment or product commentary supports the earnings narrative.
Headwinds
- Macro, rates, or input costs may pressure near-term margins.
- One-time items can affect year-over-year comparability.
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 Q4 2025
-2.8%
Avg return
Earnings day
-2.9%
Avg return
5 days after
+5.4%
Avg return
30 days after
37%
10 / 27 earnings
Positive
+72.3%
Q4 2025
Best reaction
-38.5%
Q1 2026
Worst reaction
| Quarter | Report date | Reaction (Day 0) | +5 days | +30 days |
|---|---|---|---|---|
| Q1 2026 | -38.5% | -39.8% | -42.8% | |
| Q4 2025 | +72.3% | +89.7% | +164.0% | |
| Q3 2025 | +36.0% | +48.6% | +30.4% | |
| Q1 2025 | +25.7% | +35.5% | +27.0% | |
| Q4 2024 | -20.9% | -18.9% | -32.0% | |
| Q3 2024 | +6.5% | -6.4% | +42.1% | |
| Q2 2024 | -16.3% | -14.9% | -19.3% | |
| Q1 2024 | -30.5% | -30.6% | -38.0% | |
| Q4 2023 | -28.6% | -31.0% | -45.0% | |
| Q3 2023 | +12.3% | +13.0% | +23.0% | |
| Q2 2023 | +12.8% | +15.6% | +34.3% | |
| Q1 2023 | -16.5% | -12.1% | +16.2% | |
| Q4 2022 | +19.6% | +18.4% | +14.8% | |
| Q3 2022 | +2.9% | +2.6% | +19.6% | |
| Q2 2022 | -5.9% | -2.2% | -31.2% | |
| Q1 2022 | -17.3% | -29.7% | -25.6% | |
| Q4 2021 | -34.9% | -36.6% | -42.1% | |
| Q3 2021 | +10.3% | +6.2% | -27.2% | |
| Q2 2021 | -13.6% | -4.7% | +1.0% | |
| Q1 2021 | -28.6% | -28.8% | -20.2% | |
| Q4 2020 | -17.7% | -21.7% | -27.4% | |
| Q3 2020 | -8.2% | -12.6% | +13.2% | |
| Q2 2020 | -22.8% | -32.7% | -30.3% | |
| Q1 2020 | +47.7% | +50.9% | +98.3% | |
| Q4 2019 | -4.5% | -15.2% | -26.8% | |
| Q3 2019 | -3.8% | -2.0% | +9.1% | |
| Q2 2019 | -11.7% | -18.5% | +60.7% | |
| Q1 2019 | — | — | — | |
| Q4 2018 | — | — | — | |
| Q3 2018 | — | — | — | |
| Q2 2018 | — | — | — | |
| Q1 2018 | — | — | — |
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