Company / Operating Income
Alector, Inc. Operating Income History
FY2019-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Operating Income
-$156.0M
FY2025
5-year range
-$156.0M / -$114.4M
FY2021-FY2025
Trend
-7.6%
vs FY2024
Sector context
Sector data unavailable
Latest sector comparison
What the data says
Declined from -$152M to -$156M over the past 2 years.
Based on SEC 10-K filings.
-$156M in FY2025.
Declined from -$152M to -$156M over the past 2 years.
Operating Income over time
Growth rates
- 3-Year CAGR
- -
- 5-Year CAGR
- -
- 10-Year CAGR
- -
Key checks
Key Insights
- In FY2025, operating income decreased 7.6% year-over-year.
- Peak operating income was recorded in FY2019.
Company context
Key Data Points
- Low Piotroski F-Score: 1/9 (multiple financial health concerns)
- Altman Z-Score -3.86 (distress zone, below 1.8 threshold)
- Low earnings quality (accrual-heavy earnings)
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Operating IncomeValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | -$156.0M | -7.6% |
| FY2024 | -$145.0M | +4.4% |
| FY2023 | -$151.7M | -10.1% |
| FY2022 | -$137.8M | -20.5% |
| FY2021 | -$114.4M | -99.7% |
| FY2020 | -$57.3M | -75.3% |
| FY2019 | -$32.7M | - |
As of FY2025 · SEC 10-K · Updated Jun 24, 2026