Alector Inc. (ALEC)
Showing Closing Date Range from Oct 23 to Oct 30, 2026 compared to Oct 15 to Oct 22, 2026.
Compare Last 7 Days with Previous Period
Investor Relations:alector.com
Current Period Close
$2.21
Oct 23, 2026 - Oct 30, 2026
Previous Period Close
$1.83
Oct 15, 2026 - Oct 22, 2026
Net Comparison Delta
+$0.38 (+20.77%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(6 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 30, 2026 | $2.21 | Oct 22, 2026 | $1.83 | +20.77% |
| Oct 29, 2026 | $2.24 | Oct 21, 2026 | $1.87 | +19.79% |
| Oct 28, 2026 | $2.25 | Oct 20, 2026 | $1.97 | +14.21% |
| Oct 27, 2026 | $2.10 | Oct 19, 2026 | $1.95 | +7.69% |
| Oct 26, 2026 | $1.83 | Oct 16, 2026 | $1.84 | -0.54% |
| Oct 23, 2026 | $1.83 | Oct 15, 2026 | $1.91 | -4.19% |