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2.59
10.21%
0.24
Pre-market:
2.62
0.03
+1.16%
Alector Inc Stock (ALEC) Price History
The historical daily chart and data for Alector Inc stock (ALEC), show that the latest closing stock price as of September 02, 2025, is $2.59.
- Alector Inc all-time high stock price is $43.32, occurred on July 02, 2021.
- The lowest Alector Inc stock price recorded was $0.87 on April 09, 2025. Since then, Alector Inc's stock price has risen over 197.70% to $2.59 now.
- The 52-week high stock price for ALEC is $6.37, representing a 145.95% increase from the current share price, occurred on September 20, 2024.
- The 52-week low stock price for ALEC is $0.87, indicating a -66.41% decrease from the current share price, occurred on April 09, 2025.
- The closing price of Alector Inc (ALEC) stock in the beginning of 2024 was $20.78. The stock closed the year at $9.23, a loss of over -55.58% for the year.
The table below shows more information about ALEC historical price data:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep 02, 2025 | $2.65 | $2.30 | $0.349 | 1,749,724.0 | +10.21% |
| Aug 29, 2025 | $2.44 | $2.31 | $0.13 | 460,985.0 | -1.67% |
| Aug 28, 2025 | $2.51 | $2.38 | $0.1299 | 712,674.0 | -0.42% |
| Aug 27, 2025 | $2.55 | $2.33 | $0.22 | 682,877.0 | +1.69% |
| Aug 26, 2025 | $2.41 | $2.31 | $0.0989 | 625,412.0 | +0.85% |
| Aug 25, 2025 | $2.56 | $2.33 | $0.23 | 839,818.0 | -7.14% |
| Aug 22, 2025 | $2.56 | $2.29 | $0.27 | 1,338,052.0 | +11.01% |
| Aug 21, 2025 | $2.29 | $2.09 | $0.195 | 675,753.0 | +3.18% |
| Aug 20, 2025 | $2.23 | $2.03 | $0.1974 | 1,288,067.0 | +1.85% |
| Aug 19, 2025 | $2.29 | $2.09 | $0.195 | 1,393,914.0 | +1.41% |
| Aug 18, 2025 | $2.32 | $2.10 | $0.22 | 1,389,913.0 | -5.33% |
| Aug 15, 2025 | $2.45 | $2.22 | $0.23 | 1,606,053.0 | -8.54% |
| Aug 14, 2025 | $2.50 | $2.12 | $0.375 | 2,401,394.0 | +12.84% |
| Aug 13, 2025 | $2.23 | $2.01 | $0.22 | 1,544,757.0 | +9.00% |
| Aug 12, 2025 | $2.30 | $1.99 | $0.31 | 1,718,614.0 | -10.31% |
| Aug 11, 2025 | $2.42 | $2.10 | $0.31 | 4,205,663.0 | +3.72% |
| Aug 08, 2025 | $2.22 | $1.54 | $0.68 | 8,821,646.0 | +47.26% |
| Aug 07, 2025 | $1.47 | $1.42 | $0.05 | 646,098.0 | +2.10% |
| Aug 06, 2025 | $1.57 | $1.43 | $0.14 | 518,404.0 | -8.33% |
| Aug 05, 2025 | $1.59 | $1.51 | $0.085 | 603,512.0 | +0.65% |
Alector Inc Stock (ALEC) Year by Year Price History
In this detailed analysis, we present a comprehensive overview of the price movements of Alector Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of ALEC shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Alector Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.
Alector Inc Stock (ALEC) Price History 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep, 2025 | $2.65 | $2.30 | $0.349 | 3,499,448.0 | +10.21% |
| Aug, 2025 | $2.56 | $1.42 | $1.14 | 32,697,997.0 | +57.72% |
| Jul, 2025 | $2.00 | $1.34 | $0.6593 | 9,616,957.0 | +6.43% |
| Jun, 2025 | $1.69 | $1.28 | $0.4099 | 12,405,320.0 | +5.26% |
| May, 2025 | $1.46 | $0.9728 | $0.4872 | 25,945,957.0 | +10.83% |
| Apr, 2025 | $1.25 | $0.87 | $0.38 | 17,715,287.0 | -2.44% |
| Mar, 2025 | $1.65 | $1.20 | $0.45 | 12,968,054.0 | -25.00% |
| Feb, 2025 | $2.09 | $1.55 | $0.54 | 11,879,988.0 | -1.20% |
| Jan, 2025 | $2.15 | $1.60 | $0.555 | 13,507,341.0 | -12.17% |
Alector Inc Stock (ALEC) Price History 2024
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2024 | $2.63 | $1.68 | $0.95 | 34,902,144.0 | -33.59% |
| Nov, 2024 | $6.14 | $2.37 | $3.77 | 28,411,349.0 | -47.36% |
| Oct, 2024 | $5.35 | $4.20 | $1.15 | 10,398,092.0 | +5.58% |
| Sep, 2024 | $6.37 | $4.47 | $1.90 | 11,522,025.0 | -11.74% |
| Aug, 2024 | $6.10 | $4.81 | $1.29 | 8,738,968.0 | -12.00% |
| Jul, 2024 | $6.78 | $4.22 | $2.56 | 10,783,736.0 | +32.16% |
| Jun, 2024 | $5.14 | $4.11 | $1.03 | 16,077,995.0 | -7.72% |
| May, 2024 | $5.69 | $4.86 | $0.83 | 10,734,444.0 | -3.15% |
| Apr, 2024 | $6.25 | $4.80 | $1.45 | 11,746,537.0 | -15.61% |
| Mar, 2024 | $7.57 | $5.82 | $1.75 | 12,995,972.0 | -13.63% |
| Feb, 2024 | $7.58 | $5.58 | $2.00 | 13,460,740.0 | +16.95% |
| Jan, 2024 | $8.90 | $5.49 | $3.41 | 15,043,120.0 | -25.31% |
Alector Inc Stock (ALEC) Price History 2023
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2023 | $8.76 | $5.13 | $3.63 | 14,120,232.0 | +47.23% |
| Nov, 2023 | $6.07 | $3.66 | $2.41 | 14,406,979.0 | +4.23% |
| Oct, 2023 | $6.76 | $4.88 | $1.88 | 10,423,801.0 | -19.75% |
| Sep, 2023 | $7.01 | $4.98 | $2.03 | 18,720,332.0 | +18.90% |
| Aug, 2023 | $9.06 | $5.44 | $3.62 | 12,340,025.0 | -20.55% |
| Jul, 2023 | $7.21 | $5.89 | $1.32 | 9,434,986.0 | +14.14% |
| Jun, 2023 | $7.84 | $5.65 | $2.19 | 12,313,898.0 | -19.22% |
| May, 2023 | $8.04 | $6.37 | $1.67 | 9,924,571.0 | +12.73% |
| Apr, 2023 | $6.91 | $5.91 | $1.00 | 9,753,488.0 | +6.62% |
| Mar, 2023 | $8.82 | $5.76 | $3.06 | 14,148,262.0 | -27.52% |
| Feb, 2023 | $9.86 | $8.49 | $1.37 | 9,173,844.0 | -3.17% |
| Jan, 2023 | $9.48 | $7.95 | $1.53 | 11,995,753.0 | -4.44% |
4.10%
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