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ALEC — Alector, Inc. Common Stock
NasdaqAlector, Inc. Common Stock
$1.86
+0.01(+0.54%)
- O
- 1.82
- H
- 1.91
- L
- 1.81
- V
- 774.39K
⏱️ End-of-day dataAs of Oct 1, 2026
Latest Close$1.86
Period Return+91.16%
Period High$3.40
Period Low$0.90
Avg Daily Volume1.28M
Total Trading Days365
ALEC — Historical OHLCV Price & Volume Table
Apr 21, 2025 — Oct 1, 2026| Date▼ | Open⇅ | High⇅ | Low⇅ | Close⇅ | Change ($)⇅ | Change (%)⇅ | Volume⇅ | VWAP⇅ | Day Range (L - H) |
|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2026 | $1.82 | $1.91 | $1.81 | $1.86 | +$0.01 | +0.54% | 774,388 | $1.87 | $1.81 $1.91 |
| Sep 30, 2026 | $1.88 | $1.95 | $1.83 | $1.85 | $-0.02 | -1.07% | 792,697 | $1.88 | $1.83 $1.95 |
| Sep 29, 2026 | $1.95 | $1.95 | $1.86 | $1.87 | $-0.05 | -2.60% | 960,740 | $1.88 | $1.86 $1.95 |
| Sep 28, 2026 | $1.92 | $1.96 | $1.86 | $1.92 | $-0.03 | -1.54% | 713,343 | $1.92 | $1.86 $1.96 |
| Sep 25, 2026 | $1.92 | $2.05 | $1.90 | $1.95 | +$0.03 | +1.56% | 1,024,565 | $1.95 | $1.90 $2.05 |
| Sep 24, 2026 | $2.02 | $2.05 | $1.91 | $1.92 | $-0.10 | -4.95% | 849,547 | $1.94 | $1.91 $2.05 |
| Sep 23, 2026 | $2.00 | $2.02 | $1.95 | $2.02 | +$0.01 | +0.50% | 1,182,750 | $1.98 | $1.95 $2.02 |
| Sep 22, 2026 | $1.97 | $2.04 | $1.93 | $2.01 | +$0.08 | +4.15% | 1,464,201 | $1.99 | $1.93 $2.04 |
| Sep 21, 2026 | $1.90 | $1.95 | $1.85 | $1.93 | +$0.02 | +1.05% | 1,281,187 | $1.92 | $1.85 $1.95 |
| Sep 18, 2026 | $1.85 | $1.91 | $1.79 | $1.91 | +$0.06 | +3.24% | 2,119,033 | $1.89 | $1.79 $1.91 |
| Sep 17, 2026 | $1.96 | $1.97 | $1.83 | $1.85 | $-0.08 | -3.90% | 931,237 | $1.87 | $1.83 $1.97 |
| Sep 16, 2026 | $2.06 | $2.06 | $1.91 | $1.93 | $-0.11 | -5.41% | 622,264 | $1.97 | $1.91 $2.06 |
| Sep 15, 2026 | $2.19 | $2.21 | $1.99 | $2.04 | $-0.18 | -7.92% | 715,901 | $2.05 | $1.99 $2.21 |
| Sep 14, 2026 | $2.15 | $2.23 | $2.10 | $2.21 | +$0.07 | +3.27% | 2,458,508 | $2.16 | $2.10 $2.23 |
| Sep 11, 2026 | $2.17 | $2.22 | $2.02 | $2.14 | +$0.00 | +0.00% | 4,699,047 | $2.10 | $2.02 $2.22 |
| Sep 10, 2026 | $2.22 | $2.24 | $2.00 | $2.14 | $-0.13 | -5.73% | 3,781,817 | $2.07 | $2.00 $2.24 |
| Sep 9, 2026 | $2.47 | $2.47 | $2.25 | $2.27 | $-0.20 | -8.10% | 505,802 | $2.32 | $2.25 $2.47 |
| Sep 8, 2026 | $2.38 | $2.61 | $2.33 | $2.47 | +$0.01 | +0.41% | 916,855 | $2.50 | $2.33 $2.61 |
| Sep 4, 2026 | $2.52 | $2.58 | $2.44 | $2.46 | $-0.05 | -1.99% | 496,601 | $2.49 | $2.44 $2.58 |
| Sep 3, 2026 | $2.70 | $2.75 | $2.44 | $2.51 | $-0.21 | -7.72% | 2,792,297 | $2.61 | $2.44 $2.75 |
| Sep 2, 2026 | $2.40 | $2.76 | $2.40 | $2.72 | +$0.32 | +13.33% | 1,661,897 | $2.64 | $2.40 $2.76 |
| Sep 1, 2026 | $2.24 | $2.49 | $2.22 | $2.40 | +$0.14 | +6.19% | 482,394 | $2.40 | $2.22 $2.49 |
| Aug 31, 2026 | $2.32 | $2.35 | $2.23 | $2.26 | $-0.08 | -3.42% | 610,060 | $2.28 | $2.23 $2.35 |
| Aug 28, 2026 | $2.39 | $2.44 | $2.32 | $2.34 | $-0.05 | -2.09% | 542,222 | $2.35 | $2.32 $2.44 |
| Aug 27, 2026 | $2.44 | $2.50 | $2.39 | $2.39 | $-0.07 | -2.85% | 706,964 | $2.44 | $2.39 $2.50 |
| Aug 26, 2026 | $2.38 | $2.52 | $2.26 | $2.46 | +$0.10 | +4.24% | 996,494 | $2.41 | $2.26 $2.52 |
| Aug 25, 2026 | $2.32 | $2.46 | $2.28 | $2.36 | +$0.06 | +2.61% | 558,276 | $2.38 | $2.28 $2.46 |
| Aug 24, 2026 | $2.36 | $2.47 | $2.29 | $2.30 | $-0.06 | -2.54% | 738,145 | $2.37 | $2.29 $2.47 |
| Aug 21, 2026 | $2.28 | $2.37 | $2.20 | $2.36 | +$0.10 | +4.42% | 728,095 | $2.31 | $2.20 $2.37 |
| Aug 20, 2026 | $2.40 | $2.46 | $2.19 | $2.26 | $-0.17 | -7.00% | 662,200 | $2.32 | $2.19 $2.46 |