Company / Operating Margin
Alector, Inc. Operating Margin History
FY2019-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Operating Margin
-741.3%
FY2025
5-year range
-741.3% / -103.2%
FY2021-FY2025
Trend
-414.1%
vs FY2024
Sector context
Sector data unavailable
Latest sector comparison
What the data says
Operating Margin changed -414% YoY in FY2025, a notable deviation from the 6-year average annual change of -77%.
Based on SEC 10-K filings.
-741.3% in FY2025 with a 5-year CAGR of -534.3%.
Declined from -156.3% to -741.3% over the past 2 years.
Operating Margin over time
Growth rates
- 3-Year Change
- -638.1pp
- 5-Year Change
- -534.3pp
- 10-Year Change
- -
Key checks
Key Insights
- In FY2025, operating margin decreased 414.1% year-over-year.
- Peak operating margin was recorded in FY2022.
- Lowest operating margin in the period was 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 MarginValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | -741.3% | -414.1% |
| FY2024 | -144.2% | +7.7% |
| FY2023 | -156.3% | -51.5% |
| FY2022 | -103.2% | +80.9% |
| FY2021 | -539.2% | -160.5% |
| FY2020 | -207.0% | +76.3% |
| FY2019 | -874.9% | - |
As of FY2025 · SEC 10-K · Updated Jun 24, 2026