Alector, Inc. (ALEC)
 NASDAQ: ALEC · Real-Time Price · USD
 1.440
 -0.030 (-2.04%)
  At close: Nov 3, 2025, 4:00 PM EST
1.400
 -0.040 (-2.78%)
  After-hours: Nov 3, 2025, 7:43 PM EST
Alector Market Cap
Alector has a market cap or net worth of $145.75 million as of November 3, 2025. Its market cap has decreased by -71.20% in one year.
Market Cap 
 145.75M
Enterprise Value 
 -122.05M
1-Year Change 
 -71.20%
Ranking 
 Category 
 Stock Price 
$1.44
Market Cap Chart
Since February 7, 2019, Alector's market cap has decreased from $1.23B to $145.75M, a decrease of -88.16%. That is a compound annual growth rate of -27.15%.
Market Cap History
| Date | Market Cap | % Change | 
|---|---|---|
| Oct 31, 2025 | 148.78M | -19.62% | 
| Dec 31, 2024 | 185.09M | -72.43% | 
| Dec 29, 2023 | 671.41M | -12.04% | 
| Dec 30, 2022 | 763.34M | -54.52% | 
| Dec 31, 2021 | 1.68B | 39.99% | 
| Dec 31, 2020 | 1.20B | 0.96% | 
| Dec 31, 2019 | Upgrade Pro | Upgrade Pro | 
| Feb 7, 2019 | Upgrade Pro | Upgrade Pro | 
Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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