Amylyx Pharmaceuticals, Inc. (AMLX)
NASDAQ: AMLX · Real-Time Price · USD
13.89
-0.43 (-3.00%)
At close: Oct 29, 2025, 4:00 PM EDT
13.00
-0.89 (-6.40%)
After-hours: Oct 29, 2025, 7:53 PM EDT

Amylyx Pharmaceuticals Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 29, 202514.3214.3713.7713.8913.89-3.00%1,307,771
Oct 28, 202514.2314.4113.9614.3214.320.63%1,263,733
Oct 27, 202514.6314.6314.0514.2314.230.42%1,451,162
Oct 24, 202514.5214.6114.0314.1714.17-0.98%860,761
Oct 23, 202514.8215.0713.8814.3114.31-3.44%2,094,270
Oct 22, 202514.9815.4614.3214.8214.82-3.07%1,341,813
Oct 21, 202515.9016.9615.1015.2915.29-0.52%2,754,440
Oct 20, 202515.1115.4114.6715.3715.372.81%1,616,324
Oct 17, 202515.1715.2514.4014.9514.95-1.45%1,883,878
Oct 16, 202515.9315.9314.8715.1715.17-3.93%1,640,245
Oct 15, 202514.6015.9413.9915.7915.7911.28%3,284,491
Oct 14, 202514.0514.2513.6014.1914.190.50%650,960
Oct 13, 202514.2414.3113.9214.1214.12-0.98%1,616,619
Oct 10, 202514.4214.6413.8614.2614.26-1.45%1,888,305
Oct 9, 202513.4715.1613.3314.4714.477.34%2,675,604
Oct 8, 202513.6813.9713.1713.4813.48-0.07%1,192,136
Oct 7, 202512.7313.5412.4013.4913.496.30%1,831,494
Oct 6, 202513.6213.8112.3412.6912.69-5.44%1,890,940
Oct 3, 202513.5613.7113.2213.4213.420.98%1,203,422
Oct 2, 202514.2014.2012.7013.2913.29-5.07%3,330,753
Oct 1, 202513.3914.0213.2714.0014.003.02%1,762,822
Sep 30, 202514.9415.1513.5713.5913.59-8.79%3,143,878
Sep 29, 202514.6114.9614.0214.9014.902.62%2,050,293
Sep 26, 202513.8214.6013.6914.5214.525.07%2,848,680
Sep 25, 202513.7514.2013.5213.8213.82-0.43%1,479,903
Sep 24, 202513.6014.0613.4113.8813.882.97%1,364,977
Sep 23, 202513.3813.5613.1613.4813.481.28%919,352
Sep 22, 202513.2413.6913.0013.3113.31-1,381,314
Sep 19, 202513.2813.5012.9113.3113.310.45%3,598,438
Sep 18, 202512.9213.3312.6213.2513.253.76%1,674,046
Sep 17, 202511.9713.1011.9712.7712.776.77%2,281,545
Sep 16, 202511.9812.1311.7811.9611.960.93%1,286,261
Sep 15, 202512.0512.1211.4211.8511.851.72%1,996,702
Sep 12, 202511.8411.9911.4411.6511.65-1.60%2,150,389
Sep 11, 202511.6012.0911.4311.8411.840.08%2,633,513
Sep 10, 202511.5012.2511.0311.8311.8312.56%6,964,192
Sep 9, 202510.4010.6510.3710.5110.510.67%963,622
Sep 8, 202510.1910.5510.0710.4410.442.35%1,396,820
Sep 5, 202510.0510.249.7510.2010.202.51%1,752,309
Sep 4, 20259.8210.009.719.959.951.12%753,122
Sep 3, 20259.9510.069.619.849.84-1.40%1,638,378
Sep 2, 20259.209.999.159.989.986.40%2,667,856
Aug 29, 20259.459.559.189.389.38-0.42%1,675,877
Aug 28, 20259.419.729.299.429.42-0.32%1,494,198
Aug 27, 20259.229.518.949.459.453.17%2,121,054
Aug 26, 20258.589.198.489.169.167.76%953,006
Aug 25, 20259.259.358.478.508.50-8.60%2,061,440
Aug 22, 20258.479.388.469.309.3010.32%2,719,589
Aug 21, 20257.968.497.968.438.434.98%1,255,712
Aug 20, 20257.828.257.828.038.032.69%1,196,100