Alector, Inc. (ALEC) compounding analysis
Full-size annual and quarterly year-over-year growth charts for revenue, EPS, operating cash flow, EBITDA, and free cash flow against the 15%, 20%, and 30% bars over 3-, 5-, and 10-year windows, with each metric's valuation multiple vs its own history.
Revenue · 10YDoes not currently clear the 15%+, 20%+, or 30%+ revenue bars over 10Y.
- Score
- 9/100
- 10Y CAGR
- 54.7%
- Median YoY
- -29.6%
- YoY volatility
- σ 66.1pp· choppy
- Quarters ≥ 20%
- 8 of 34
- Negative quarters
- 18
- Valuation vs own 10Y history
- Latest historical P/S 15.4x · 10Y median 8.4x · 63rd percentile · as of Oct 6, 2026
How this score is computed
- Quarters at or above 20%: 8 of 34 → 9.4 of 40 pts
- Includes 5 quarters with no comparable year-ago base (a loss or near-zero quarter a year earlier), counted as below the bar
- Steadiness (typical swing 66.1pp) → 0 of 25 pts
- Pace (median -29.6% YoY) → 0 of 20 pts
- Latest quarter (-57.8% YoY) → 0 of 15 pts
- Score: 9 of 100
Annualized revenue (TTM) · by quarter, last 35
Quarterly YoY revenue growth vs the 20% line
P/S multiple vs its 10Y median
Across metrics · 10Y
| Metric | 10Y CAGR | Median YoY | YoY σ | Qtrs ≥ 20% | Neg. qtrs |
|---|---|---|---|---|---|
| RevenueRevenue | 54.7% | -29.6% | 66.1pp | 8 of 34 | 18 |
| EPSEPS | — | — | — | — | — |
| Op cash flowOperating cash flow | — | — | — | — | — |
| EBITDAEBITDA | — | — | — | — | — |
| FCFFree cash flow | — | — | — | — | — |
Reported figures over 10Y: annual-series CAGR, median and standard deviation (σ, percentage points) of quarterly year-over-year growth, quarters at or above 20%, and quarters with negative YoY. “—” means the window needs more comparable data.
Scores, qualification bars, and the 0–100 consistency methodology are documented on the compounders list page →
See also: ALEC on the compounders surface · All compounders, ranked