Quick Answer
Alector, Inc. reported Revenue (ASC 606) of $21.05 million for fiscal year 2025.
Alector, Inc. Revenue (ASC 606) — Annual History
| Fiscal Year | Revenue (ASC 606) | YoY Change |
|---|---|---|
| 2025 | $21.05M | -79.1% |
| 2024 | $100.56M | +3.6% |
| 2023 | $97.06M | -27.4% |
| 2022 | $133.62M | -35.5% |
| 2021 | $207.09M | +881.5% |
| 2020 | $21.10M | -0.6% |
| 2019 | $21.22M | -22.9% |
| 2018 | $27.51M | +857.8% |
| 2017 | $2.87M | — |
Quarterly Revenue (ASC 606)
| Quarter Ending | Revenue (ASC 606) | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $3.26M | -78.8% | -58.6% |
| June 30, 2025 | $7.87M | -47.8% | +114.3% |
| March 31, 2025 | $3.67M | -76.9% | -76.1% |
| September 30, 2024 | $15.34M | +68.4% | +1.7% |
| June 30, 2024 | $15.08M | -73.2% | -5.1% |
| March 31, 2024 | $15.89M | -4.0% | +74.5% |
| September 30, 2023 | $9.11M | -38.7% | -83.8% |
| June 30, 2023 | $56.21M | -29.6% | +239.7% |
- Alector, Inc. showed a decrease of -79.1% in Revenue (ASC 606) compared to the prior fiscal year.
- Over the 2017–2025 period, Alector, Inc.’s revenue (asc 606) has grown by 632.8% (from $2.87 million to $21.05 million).
- The most recent figure is from Alector, Inc.’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 25, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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