Company / R&D Expense
Alector, Inc. R&D Expense History
FY2019-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest R&D Expense
$123.1M
FY2025
5-year range
$100.5M / $210.4M
FY2021-FY2025
Trend
-33.8%
vs FY2024
Sector context
Sector data unavailable
Latest sector comparison
What the data says
R&D Expense has declined for 3 consecutive years, from $210M in FY2022 to $123M in FY2025.
Based on SEC 10-K filings.
$123M in FY2025 with a 5-year CAGR of +11.0%.
Declined from $192M to $123M over the past 2 years.
R&D Expense over time
Growth rates
- 3-Year CAGR
- -16.4%
- 5-Year CAGR
- +11.0%
- 10-Year CAGR
- -
Key checks
Key Insights
- Alector, Inc.'s r&d expense has declined for 3 consecutive years.
- 5-year CAGR of +11.0%, indicating consistent growth.
- In FY2025, r&d expense decreased 33.8% year-over-year.
- Peak r&d expense was recorded in FY2022.
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 | R&D ExpenseValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | $123.1M | -33.8% |
| FY2024 | $185.9M | -3.2% |
| FY2023 | $192.1M | -8.7% |
| FY2022 | $210.4M | +109.3% |
| FY2021 | $100.5M | +37.7% |
| FY2020 | $73.0M | +144.2% |
| FY2019 | $29.9M | - |
As of FY2025 · SEC 10-K · Updated Jun 24, 2026