Alector, Inc. (ALEC) Earnings History
Annual and quarterly earnings data from 2016 to 2025
Loading earnings history...
ALEC EPS Growth (CAGR)
Compound annual growth rate of diluted earnings per share
CAGR (Compound Annual Growth Rate) shows the annualized growth rate of EPS over the specified period. A higher CAGR indicates stronger earnings momentum.
ALEC Profitability Analysis
Margin trends over time
| Year | Gross Margin | Operating Margin | Net Margin |
|---|---|---|---|
| 2025 | 0.0% | -741.3% | -679.2% |
| 2024 | 100.0% | -144.2% | -118.4% |
| 2023 | 90.9% | -156.3% | -134.3% |
| 2022 | 100.0% | -103.2% | -99.8% |
| 2021 | 8.5% | -18.0% | -17.5% |
Download Data
Export ALEC earnings history in CSV or JSON format
Free sign-in required to download data
Alector, Inc. (ALEC) Earnings Overview
As of May 8, 2026, Alector, Inc. (ALEC) reported trailing twelve-month net income of -$143M, reflecting -13.0% year-over-year growth. The company earned $-1.39 per diluted share over the past four quarters, with a net profit margin of -679.2%.
Looking at the long-term picture, ALEC's historical earnings data spans multiple years. The company achieved its highest annual net income of -$15M in fiscal 2016.
Alector, Inc. is currently reporting a net loss, though operating performance should be evaluated in the context of growth investments and industry dynamics View revenue history →
Compared to peers including PRTA (-$151M net income, -2520.6% margin), ACAD ($376M net income, 36.5% margin), SAVA (-$106M net income), ALEC has outperformed on profitability metrics. Compare ALEC vs PRTA →
ALEC Earnings vs Peers
Earnings metrics vs comparable public companies
ALEC Historical Earnings Data (2016–2025)
10 years| Fiscal Year | Net Income | YoY % | Operating Income | EPS (Diluted) | Net Margin | Op. Margin |
|---|---|---|---|---|---|---|
| 2025 | -$143M | -20.1% | -$156M | $-1.39 | -679.2% | -741.3% |
| 2024 | -$119M | +8.7% | -$145M | $-1.23 | -118.4% | -144.2% |
| 2023 | -$130M | +2.2% | -$152M | $-1.56 | -134.3% | -156.3% |
| 2022 | -$133M | -267.0% | -$138M | $-1.62 | -99.8% | -103.2% |
| 2021 | -$36M | +80.9% | -$37M | $-0.45 | -17.5% | -18.0% |
| 2020 | -$190M | -80.5% | -$195M | $-2.45 | -901.6% | -925.1% |
| 2019 | -$105M | -101.7% | -$114M | $-1.62 | -496.7% | -539.2% |
| 2018 | -$52M | -60.9% | -$57M | $-0.76 | -188.8% | -207.0% |
| 2017 | -$32M | -115.0% | -$33M | $-0.63 | -869.6% | -874.9% |
| 2016 | -$15M | - | -$15M | $-1.78 | -3632.2% | -3637.5% |
See ALEC's True Return
Price is only half the story. See total return with reinvested dividends.
Launch CalculatorIs ALEC Undervalued?
DCF intrinsic value, peer multiples, and analyst estimates — see what the stock is really worth.
View ValuationCompare ALEC vs DBVT
Side-by-side business, growth, and profitability comparison vs DBV Technologies S.A..
Start ComparisonALEC — Frequently Asked Questions
Quick answers to the most common questions about buying ALEC stock.
Is ALEC growing earnings?
ALEC EPS fell to $-1.39, with earnings declining -13.0%. This contrasts with the 5-year CAGR of N/A. TTM net income dropped to $-143M.
What are ALEC's profit margins?
Alector, Inc. net margin is -679.2%, with operating margin at -741.3%. Below-average margins reflect competitive or cost pressures.
How consistent are ALEC's earnings?
ALEC earnings data spans 2016-2025. The declining earnings trend is -13.0% YoY. Historical data enables comparison across business cycles.