Amylyx Pharmaceuticals, Inc. (AMLX)
NASDAQ: AMLX · Real-Time Price · USD
11.65
-0.19 (-1.60%)
At close: Sep 12, 2025, 4:00 PM EDT
11.98
+0.33 (2.83%)
After-hours: Sep 12, 2025, 7:20 PM EDT
Amylyx Pharmaceuticals Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 12, 2025 | 11.84 | 11.99 | 11.44 | 11.65 | 11.65 | -1.60% | 2,150,389 |
| Sep 11, 2025 | 11.60 | 12.09 | 11.43 | 11.84 | 11.84 | 0.08% | 2,633,513 |
| Sep 10, 2025 | 11.50 | 12.25 | 11.03 | 11.83 | 11.83 | 12.56% | 6,964,192 |
| Sep 9, 2025 | 10.40 | 10.65 | 10.37 | 10.51 | 10.51 | 0.67% | 963,622 |
| Sep 8, 2025 | 10.19 | 10.55 | 10.07 | 10.44 | 10.44 | 2.35% | 1,396,820 |
| Sep 5, 2025 | 10.05 | 10.24 | 9.75 | 10.20 | 10.20 | 2.51% | 1,752,309 |
| Sep 4, 2025 | 9.82 | 10.00 | 9.71 | 9.95 | 9.95 | 1.12% | 753,122 |
| Sep 3, 2025 | 9.95 | 10.06 | 9.61 | 9.84 | 9.84 | -1.40% | 1,638,378 |
| Sep 2, 2025 | 9.20 | 9.99 | 9.15 | 9.98 | 9.98 | 6.40% | 2,667,856 |
| Aug 29, 2025 | 9.45 | 9.55 | 9.18 | 9.38 | 9.38 | -0.42% | 1,675,877 |
| Aug 28, 2025 | 9.41 | 9.72 | 9.29 | 9.42 | 9.42 | -0.32% | 1,494,198 |
| Aug 27, 2025 | 9.22 | 9.51 | 8.94 | 9.45 | 9.45 | 3.17% | 2,121,054 |
| Aug 26, 2025 | 8.58 | 9.19 | 8.48 | 9.16 | 9.16 | 7.76% | 953,006 |
| Aug 25, 2025 | 9.25 | 9.35 | 8.47 | 8.50 | 8.50 | -8.60% | 2,061,440 |
| Aug 22, 2025 | 8.47 | 9.38 | 8.46 | 9.30 | 9.30 | 10.32% | 2,719,589 |
| Aug 21, 2025 | 7.96 | 8.49 | 7.96 | 8.43 | 8.43 | 4.98% | 1,255,712 |
| Aug 20, 2025 | 7.82 | 8.25 | 7.82 | 8.03 | 8.03 | 2.69% | 1,196,100 |
| Aug 19, 2025 | 7.97 | 8.02 | 7.63 | 7.82 | 7.82 | -2.13% | 858,752 |
| Aug 18, 2025 | 7.99 | 8.19 | 7.86 | 7.99 | 7.99 | -0.12% | 1,299,853 |
| Aug 15, 2025 | 8.43 | 8.47 | 7.92 | 8.00 | 8.00 | -4.88% | 782,265 |
| Aug 14, 2025 | 8.18 | 8.45 | 8.15 | 8.41 | 8.41 | 1.33% | 540,693 |
| Aug 13, 2025 | 8.22 | 8.49 | 8.10 | 8.30 | 8.30 | 1.22% | 686,833 |
| Aug 12, 2025 | 7.92 | 8.31 | 7.82 | 8.20 | 8.20 | 4.86% | 738,036 |
| Aug 11, 2025 | 7.68 | 7.87 | 7.61 | 7.82 | 7.82 | 2.36% | 593,912 |
| Aug 8, 2025 | 7.82 | 7.85 | 7.48 | 7.64 | 7.64 | -2.55% | 880,307 |
| Aug 7, 2025 | 8.00 | 8.13 | 7.68 | 7.84 | 7.84 | -4.27% | 1,082,667 |
| Aug 6, 2025 | 8.13 | 8.27 | 7.98 | 8.19 | 8.19 | 0.12% | 957,288 |
| Aug 5, 2025 | 7.98 | 8.30 | 7.86 | 8.18 | 8.18 | 2.76% | 855,121 |
| Aug 4, 2025 | 7.68 | 8.12 | 7.56 | 7.96 | 7.96 | 3.18% | 926,447 |
| Aug 1, 2025 | 7.87 | 8.08 | 7.69 | 7.72 | 7.72 | -3.92% | 1,838,760 |
| Jul 31, 2025 | 7.94 | 8.29 | 7.84 | 8.03 | 8.03 | 0.75% | 1,158,829 |
| Jul 30, 2025 | 8.02 | 8.28 | 7.87 | 7.97 | 7.97 | 0.25% | 980,588 |
| Jul 29, 2025 | 8.01 | 8.10 | 7.84 | 7.95 | 7.95 | -0.50% | 897,944 |
| Jul 28, 2025 | 8.13 | 8.25 | 7.96 | 7.99 | 7.99 | -1.96% | 695,525 |
| Jul 25, 2025 | 8.30 | 8.30 | 8.06 | 8.15 | 8.15 | -1.81% | 1,065,833 |
| Jul 24, 2025 | 8.42 | 8.50 | 8.10 | 8.30 | 8.30 | -1.07% | 682,850 |
| Jul 23, 2025 | 7.89 | 8.67 | 7.70 | 8.39 | 8.39 | 6.61% | 1,845,705 |
| Jul 22, 2025 | 8.19 | 8.21 | 7.84 | 7.87 | 7.87 | -4.14% | 1,047,550 |
| Jul 21, 2025 | 8.33 | 8.72 | 8.14 | 8.21 | 8.21 | -1.56% | 1,867,510 |
| Jul 18, 2025 | 8.29 | 8.59 | 8.21 | 8.34 | 8.34 | 0.72% | 1,127,807 |
| Jul 17, 2025 | 8.38 | 8.50 | 8.07 | 8.28 | 8.28 | -1.78% | 1,321,155 |
| Jul 16, 2025 | 8.14 | 8.56 | 7.93 | 8.43 | 8.43 | 3.82% | 2,048,225 |
| Jul 15, 2025 | 8.41 | 8.41 | 7.88 | 8.12 | 8.12 | -3.45% | 2,000,820 |
| Jul 14, 2025 | 8.02 | 8.47 | 7.76 | 8.41 | 8.41 | 9.51% | 2,341,013 |
| Jul 11, 2025 | 7.36 | 7.73 | 7.21 | 7.68 | 7.68 | 3.92% | 1,682,939 |
| Jul 10, 2025 | 7.37 | 7.61 | 7.13 | 7.39 | 7.39 | 2.07% | 1,582,964 |
| Jul 9, 2025 | 6.98 | 7.40 | 6.90 | 7.24 | 7.24 | 3.72% | 2,000,612 |
| Jul 8, 2025 | 6.76 | 7.00 | 6.57 | 6.98 | 6.98 | 3.25% | 2,241,238 |
| Jul 7, 2025 | 6.30 | 7.00 | 6.14 | 6.76 | 6.76 | 7.30% | 2,317,139 |
| Jul 3, 2025 | 6.51 | 6.58 | 5.97 | 6.30 | 6.30 | -4.11% | 1,377,597 |