Alector, Inc. (ALEC)
NASDAQ: ALEC · Real-Time Price · USD
2.430
-0.030 (-1.22%)
Apr 22, 2026, 12:06 PM EDT - Market open
Alector Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 21, 2026 | 2.70 | 2.73 | 2.45 | 2.46 | 2.46 | -9.06% | 298,042 |
| Apr 20, 2026 | 2.56 | 2.74 | 2.56 | 2.71 | 2.71 | 5.25% | 324,764 |
| Apr 17, 2026 | 2.62 | 2.62 | 2.49 | 2.57 | 2.57 | 0.78% | 342,943 |
| Apr 16, 2026 | 2.52 | 2.67 | 2.47 | 2.55 | 2.55 | -1.16% | 560,950 |
| Apr 15, 2026 | 2.53 | 2.61 | 2.50 | 2.58 | 2.58 | 7.05% | 538,355 |
| Apr 14, 2026 | 2.35 | 2.45 | 2.34 | 2.41 | 2.41 | 3.43% | 393,996 |
| Apr 13, 2026 | 2.44 | 2.44 | 2.28 | 2.33 | 2.33 | -4.90% | 362,100 |
| Apr 10, 2026 | 2.40 | 2.53 | 2.40 | 2.45 | 2.45 | 2.08% | 572,970 |
| Apr 9, 2026 | 2.38 | 2.42 | 2.34 | 2.40 | 2.40 | -0.83% | 271,161 |
| Apr 8, 2026 | 2.58 | 2.60 | 2.39 | 2.42 | 2.42 | -2.02% | 340,363 |
| Apr 7, 2026 | 2.34 | 2.49 | 2.30 | 2.47 | 2.47 | 5.33% | 562,105 |
| Apr 6, 2026 | 2.41 | 2.49 | 2.33 | 2.35 | 2.35 | -2.70% | 582,329 |
| Apr 2, 2026 | 2.45 | 2.52 | 2.13 | 2.41 | 2.41 | -4.74% | 1,316,688 |
| Apr 1, 2026 | 2.18 | 2.64 | 2.16 | 2.53 | 2.53 | 17.67% | 3,302,329 |
| Mar 31, 2026 | 2.03 | 2.19 | 2.03 | 2.15 | 2.15 | 6.44% | 351,554 |
| Mar 30, 2026 | 2.02 | 2.05 | 1.95 | 2.02 | 2.02 | 1.00% | 384,066 |
| Mar 27, 2026 | 2.09 | 2.15 | 1.98 | 2.00 | 2.00 | -5.66% | 466,450 |
| Mar 26, 2026 | 2.03 | 2.17 | 2.03 | 2.12 | 2.12 | -2.30% | 378,178 |
| Mar 25, 2026 | 2.12 | 2.22 | 2.12 | 2.17 | 2.17 | 4.33% | 589,310 |
| Mar 24, 2026 | 1.97 | 2.14 | 1.97 | 2.08 | 2.08 | 0.97% | 594,274 |
| Mar 23, 2026 | 2.11 | 2.16 | 2.04 | 2.06 | 2.06 | 0.49% | 408,571 |
| Mar 20, 2026 | 2.06 | 2.10 | 2.01 | 2.05 | 2.05 | -0.49% | 1,801,525 |
| Mar 19, 2026 | 2.00 | 2.11 | 1.96 | 2.06 | 2.06 | 0.49% | 378,487 |
| Mar 18, 2026 | 2.19 | 2.21 | 2.01 | 2.05 | 2.05 | -8.07% | 558,856 |
| Mar 17, 2026 | 2.22 | 2.28 | 2.17 | 2.23 | 2.23 | 0.90% | 515,823 |
| Mar 16, 2026 | 2.29 | 2.29 | 2.19 | 2.21 | 2.21 | 0.45% | 371,531 |
| Mar 13, 2026 | 2.24 | 2.33 | 2.14 | 2.20 | 2.20 | -1.35% | 646,552 |
| Mar 12, 2026 | 2.20 | 2.32 | 2.20 | 2.23 | 2.23 | -3.88% | 623,702 |
| Mar 11, 2026 | 2.35 | 2.38 | 2.21 | 2.32 | 2.32 | -2.52% | 813,236 |
| Mar 10, 2026 | 2.39 | 2.65 | 2.37 | 2.38 | 2.38 | 8.68% | 1,812,185 |
| Mar 9, 2026 | 1.94 | 2.21 | 1.94 | 2.19 | 2.19 | 9.50% | 938,983 |
| Mar 6, 2026 | 1.94 | 2.03 | 1.89 | 2.00 | 2.00 | 1.01% | 684,066 |
| Mar 5, 2026 | 2.15 | 2.15 | 1.94 | 1.98 | 1.98 | -7.91% | 1,100,241 |
| Mar 4, 2026 | 2.21 | 2.21 | 2.08 | 2.15 | 2.15 | 1.90% | 734,028 |
| Mar 3, 2026 | 2.17 | 2.17 | 2.06 | 2.11 | 2.11 | -4.52% | 637,813 |
| Mar 2, 2026 | 2.37 | 2.37 | 2.04 | 2.21 | 2.21 | -9.05% | 1,986,167 |
| Feb 27, 2026 | 2.51 | 2.53 | 2.32 | 2.43 | 2.43 | -5.08% | 1,337,719 |
| Feb 26, 2026 | 2.12 | 2.57 | 2.07 | 2.56 | 2.56 | 7.11% | 1,311,358 |
| Feb 25, 2026 | 2.20 | 2.43 | 2.19 | 2.39 | 2.39 | 9.13% | 992,707 |
| Feb 24, 2026 | 2.10 | 2.23 | 2.06 | 2.19 | 2.19 | 4.29% | 528,856 |
| Feb 23, 2026 | 1.98 | 2.12 | 1.93 | 2.10 | 2.10 | 5.53% | 840,577 |
| Feb 20, 2026 | 1.97 | 2.03 | 1.93 | 1.99 | 1.99 | -1.00% | 486,439 |
| Feb 19, 2026 | 1.98 | 2.04 | 1.94 | 2.01 | 2.01 | 1.52% | 563,847 |
| Feb 18, 2026 | 1.99 | 2.04 | 1.95 | 1.98 | 1.98 | 0.51% | 518,736 |
| Feb 17, 2026 | 1.88 | 2.00 | 1.86 | 1.97 | 1.97 | 5.35% | 669,248 |
| Feb 13, 2026 | 1.90 | 2.03 | 1.84 | 1.87 | 1.87 | -1.58% | 1,238,011 |
| Feb 12, 2026 | 1.93 | 1.98 | 1.88 | 1.90 | 1.90 | -1.04% | 1,319,817 |
| Feb 11, 2026 | 1.96 | 1.97 | 1.86 | 1.92 | 1.92 | -1.54% | 590,767 |
| Feb 10, 2026 | 1.98 | 1.98 | 1.89 | 1.95 | 1.95 | -0.51% | 928,769 |
| Feb 9, 2026 | 1.90 | 2.00 | 1.89 | 1.96 | 1.96 | - | 438,076 |