Alector, Inc. (ALEC)
NASDAQ: ALEC · Real-Time Price · USD
2.180
+0.180 (9.00%)
At close: Aug 13, 2025, 4:00 PM
2.170
-0.010 (-0.46%)
Pre-market: Aug 14, 2025, 8:57 AM EDT
Alector Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 13, 2025 | 2.02 | 2.23 | 2.01 | 2.18 | 2.18 | 9.00% | 1,549,461 |
| Aug 12, 2025 | 2.25 | 2.30 | 1.99 | 2.00 | 2.00 | -10.31% | 1,725,358 |
| Aug 11, 2025 | 2.20 | 2.42 | 2.11 | 2.23 | 2.23 | 3.72% | 4,210,220 |
| Aug 8, 2025 | 1.63 | 2.22 | 1.54 | 2.15 | 2.15 | 47.26% | 8,927,432 |
| Aug 7, 2025 | 1.43 | 1.47 | 1.42 | 1.46 | 1.46 | 2.10% | 651,832 |
| Aug 6, 2025 | 1.57 | 1.57 | 1.43 | 1.43 | 1.43 | -8.33% | 518,435 |
| Aug 5, 2025 | 1.56 | 1.60 | 1.51 | 1.56 | 1.56 | 0.65% | 603,534 |
| Aug 4, 2025 | 1.45 | 1.55 | 1.44 | 1.55 | 1.55 | 6.90% | 487,370 |
| Aug 1, 2025 | 1.47 | 1.49 | 1.42 | 1.45 | 1.45 | -2.68% | 737,122 |
| Jul 31, 2025 | 1.60 | 1.64 | 1.47 | 1.49 | 1.49 | -6.88% | 651,233 |
| Jul 30, 2025 | 1.63 | 1.73 | 1.56 | 1.60 | 1.60 | -0.62% | 657,189 |
| Jul 29, 2025 | 1.79 | 1.81 | 1.60 | 1.61 | 1.61 | -8.52% | 627,610 |
| Jul 28, 2025 | 1.91 | 2.00 | 1.76 | 1.76 | 1.76 | - | 1,221,630 |
| Jul 25, 2025 | 1.80 | 1.80 | 1.74 | 1.76 | 1.76 | -1.68% | 297,049 |
| Jul 24, 2025 | 1.76 | 1.81 | 1.75 | 1.79 | 1.79 | 0.56% | 357,453 |
| Jul 23, 2025 | 1.74 | 1.81 | 1.71 | 1.78 | 1.78 | 3.49% | 367,288 |
| Jul 22, 2025 | 1.63 | 1.74 | 1.62 | 1.72 | 1.72 | 6.17% | 390,643 |
| Jul 21, 2025 | 1.57 | 1.66 | 1.56 | 1.62 | 1.62 | 1.89% | 409,238 |
| Jul 18, 2025 | 1.67 | 1.70 | 1.58 | 1.59 | 1.59 | -4.79% | 301,448 |
| Jul 17, 2025 | 1.55 | 1.67 | 1.55 | 1.67 | 1.67 | 7.05% | 366,184 |
| Jul 16, 2025 | 1.59 | 1.60 | 1.53 | 1.56 | 1.56 | 0.65% | 321,138 |
| Jul 15, 2025 | 1.69 | 1.69 | 1.54 | 1.55 | 1.55 | -7.19% | 297,161 |
| Jul 14, 2025 | 1.60 | 1.69 | 1.58 | 1.67 | 1.67 | 3.73% | 233,741 |
| Jul 11, 2025 | 1.69 | 1.71 | 1.60 | 1.61 | 1.61 | -6.40% | 254,301 |
| Jul 10, 2025 | 1.64 | 1.75 | 1.62 | 1.72 | 1.72 | 4.24% | 711,080 |
| Jul 9, 2025 | 1.52 | 1.69 | 1.51 | 1.65 | 1.65 | 8.55% | 565,502 |
| Jul 8, 2025 | 1.45 | 1.56 | 1.45 | 1.52 | 1.52 | 5.56% | 455,325 |
| Jul 7, 2025 | 1.49 | 1.49 | 1.41 | 1.44 | 1.44 | -4.64% | 306,464 |
| Jul 3, 2025 | 1.50 | 1.51 | 1.44 | 1.51 | 1.51 | 0.67% | 233,289 |
| Jul 2, 2025 | 1.43 | 1.56 | 1.42 | 1.50 | 1.50 | 5.63% | 422,549 |
| Jul 1, 2025 | 1.38 | 1.51 | 1.34 | 1.42 | 1.42 | 1.43% | 439,740 |
| Jun 30, 2025 | 1.49 | 1.49 | 1.37 | 1.40 | 1.40 | -5.41% | 679,974 |
| Jun 27, 2025 | 1.51 | 1.51 | 1.44 | 1.48 | 1.48 | -1.33% | 2,122,416 |
| Jun 26, 2025 | 1.48 | 1.51 | 1.43 | 1.50 | 1.50 | 0.67% | 362,920 |
| Jun 25, 2025 | 1.49 | 1.52 | 1.40 | 1.49 | 1.49 | - | 376,614 |
| Jun 24, 2025 | 1.48 | 1.54 | 1.38 | 1.49 | 1.49 | 8.36% | 398,542 |
| Jun 23, 2025 | 1.47 | 1.47 | 1.36 | 1.38 | 1.38 | -6.46% | 332,692 |
| Jun 20, 2025 | 1.47 | 1.50 | 1.42 | 1.47 | 1.47 | 0.68% | 709,033 |
| Jun 18, 2025 | 1.51 | 1.59 | 1.45 | 1.46 | 1.46 | -3.95% | 494,503 |
| Jun 17, 2025 | 1.49 | 1.62 | 1.49 | 1.52 | 1.52 | 0.66% | 496,269 |
| Jun 16, 2025 | 1.53 | 1.54 | 1.37 | 1.51 | 1.51 | -1.95% | 740,993 |
| Jun 13, 2025 | 1.57 | 1.59 | 1.47 | 1.54 | 1.54 | -4.94% | 408,838 |
| Jun 12, 2025 | 1.61 | 1.63 | 1.56 | 1.62 | 1.62 | -0.61% | 322,356 |
| Jun 11, 2025 | 1.61 | 1.69 | 1.57 | 1.63 | 1.63 | 2.52% | 509,761 |
| Jun 10, 2025 | 1.43 | 1.60 | 1.42 | 1.59 | 1.59 | 10.42% | 718,728 |
| Jun 9, 2025 | 1.50 | 1.51 | 1.40 | 1.44 | 1.44 | -3.36% | 360,496 |
| Jun 6, 2025 | 1.44 | 1.55 | 1.42 | 1.49 | 1.49 | 5.67% | 738,631 |
| Jun 5, 2025 | 1.55 | 1.55 | 1.41 | 1.41 | 1.41 | -9.03% | 351,850 |
| Jun 4, 2025 | 1.48 | 1.57 | 1.48 | 1.55 | 1.55 | 4.73% | 656,880 |
| Jun 3, 2025 | 1.37 | 1.48 | 1.34 | 1.48 | 1.48 | 7.25% | 562,133 |