ALDX
Aldeyra Therapeu (ALDX)
NASDAQ
$1.52$0.00 (0.00%)
Price as of Aug 21, 2026 7:57 PM EDT
  • $91.7M
    Market Cap
  • -73.84%
    1-Year Change
  • Biotechnology
    Industry
  • 1 Month
    -13.14%
    Low Price$1.44
    High Price$1.61
  • 3 Months
    -4.40%
    Low Price$1.44
    High Price$2.43
  • 1 Year
    -73.84%
    Low Price$1.24
    High Price$5.89
Date
Open
High
Low
Close
Change (%)
Volume
08/21/2026
1.50
1.60
1.48
1.52
+1.33%
1,098,866
08/20/2026
1.57
1.58
1.50
1.50
-5.06%
942,950
08/19/2026
1.59
1.60
1.54
1.58
+1.94%
982,203
08/18/2026
1.54
1.60
1.51
1.55
-0.64%
703,029
08/17/2026
1.55
1.58
1.53
1.56
0.00%
789,812
08/14/2026
1.49
1.57
1.45
1.56
+8.33%
830,980
08/13/2026
1.53
1.57
1.44
1.44
-5.26%
1,356,981
08/12/2026
1.51
1.58
1.50
1.52
+0.66%
939,365
08/11/2026
1.53
1.54
1.50
1.51
0.00%
473,993
08/10/2026
1.55
1.57
1.51
1.51
-2.58%
867,622
08/07/2026
1.56
1.62
1.53
1.55
-2.52%
1,171,282
08/06/2026
1.60
1.62
1.53
1.59
-0.62%
579,204
08/06/2026
-$0.09 Earnings
08/05/2026
1.55
1.63
1.55
1.60
+3.23%
822,651
08/04/2026
1.52
1.60
1.50
1.55
+1.31%
975,855
08/03/2026
1.55
1.55
1.49
1.53
-0.65%
784,764
07/31/2026
1.62
1.63
1.52
1.54
-3.75%
576,807
07/30/2026
1.63
1.67
1.60
1.60
-0.62%
549,277
07/29/2026
1.58
1.63
1.53
1.61
+1.90%
745,504
07/28/2026
1.62
1.62
1.49
1.58
-0.32%
916,757
07/27/2026
1.53
1.61
1.53
1.59
+4.28%
1,232,250
07/24/2026
1.60
1.60
1.48
1.52
-1.94%
1,126,283
07/23/2026
1.70
1.72
1.54
1.55
-8.82%
1,414,587
07/22/2026
1.75
1.76
1.66
1.70
-2.86%
1,086,633
07/21/2026
1.71
1.78
1.69
1.75
+2.94%
1,107,716
07/20/2026
1.70
1.76
1.65
1.70
+0.59%
1,130,944
07/17/2026
1.70
1.74
1.65
1.69
-1.74%
1,170,611
07/16/2026
1.84
1.85
1.60
1.72
-10.42%
2,597,198
07/15/2026
1.92
1.97
1.90
1.92
-0.52%
913,096
07/14/2026
1.95
1.98
1.90
1.93
0.00%
817,447
07/13/2026
2.03
2.06
1.90
1.93
-6.76%
1,377,465
07/10/2026
2.28
2.29
2.06
2.07
-10.00%
1,227,347
07/09/2026
2.14
2.31
2.06
2.30
+7.98%
2,084,733
07/08/2026
2.22
2.24
2.07
2.13
-4.48%
3,097,540
07/07/2026
2.28
2.35
2.19
2.23
-2.19%
2,137,101
07/06/2026
2.25
2.36
2.21
2.28
+0.44%
1,199,997
07/02/2026
2.41
2.53
2.25
2.27
-6.58%
2,118,631
07/01/2026
2.13
2.53
2.11
2.43
+14.08%
3,444,007
06/30/2026
2.05
2.16
2.05
2.13
+3.90%
2,185,263
06/29/2026
1.84
2.09
1.82
2.05
+12.02%
1,917,695
06/26/2026
1.82
1.88
1.71
1.83
+1.67%
6,078,839
06/25/2026
1.94
1.96
1.76
1.80
-5.26%
2,048,139
06/24/2026
2.06
2.09
1.85
1.90
-5.94%
2,126,028
06/23/2026
2.00
2.21
2.00
2.02
-1.46%
2,434,659
06/22/2026
1.95
2.15
1.95
2.05
+4.59%
1,690,764
06/18/2026
1.87
1.99
1.87
1.96
+7.10%
2,185,078
06/17/2026
1.77
1.92
1.77
1.83
+2.81%
1,289,179
06/16/2026
1.77
1.84
1.75
1.78
+1.14%
926,820
06/15/2026
1.81
1.83
1.74
1.76
0.00%
627,229
06/12/2026
1.71
1.78
1.70
1.76
+2.92%
831,671
06/11/2026
1.68
1.73
1.66
1.71
+1.18%
1,199,804
06/10/2026
1.71
1.80
1.65
1.69
-1.74%
916,679
06/09/2026
1.76
1.83
1.68
1.72
-1.15%
961,301
06/08/2026
1.83
1.97
1.73
1.74
+6.75%
1,788,096
06/05/2026
1.76
1.76
1.62
1.63
-7.39%
981,456
06/04/2026
1.86
1.93
1.75
1.76
-5.38%
1,073,825
06/03/2026
1.64
1.87
1.59
1.86
+13.41%
2,026,974
06/02/2026
1.67
1.69
1.58
1.64
-1.20%
959,607
06/01/2026
1.74
1.74
1.62
1.66
-5.14%
786,618
05/29/2026
1.74
1.75
1.67
1.75
0.00%
579,896
05/28/2026
1.71
1.79
1.69
1.75
+2.34%
1,222,119
05/27/2026
1.75
1.78
1.68
1.71
-3.93%
896,730
05/26/2026
1.54
1.78
1.53
1.78
+14.84%
1,975,913
05/22/2026
1.57
1.62
1.53
1.55
-2.52%
475,196
05/21/2026
1.52
1.59
1.51
1.59
+2.58%
628,918
05/20/2026
1.54
1.57
1.51
1.55
+0.65%
840,183
05/19/2026
1.58
1.58
1.52
1.54
-3.75%
710,755
05/18/2026
1.67
1.69
1.58
1.60
-4.76%
1,044,070
05/15/2026
1.63
1.71
1.60
1.68
+1.20%
1,313,808
05/14/2026
1.71
1.71
1.64
1.66
-2.35%
709,781
05/13/2026
1.70
1.72
1.65
1.70
-0.58%
1,331,330
05/12/2026
1.75
1.81
1.70
1.71
-2.84%
718,594
05/11/2026
1.72
1.77
1.71
1.76
+1.73%
713,242
05/08/2026
1.70
1.77
1.70
1.73
0.00%
827,589
05/07/2026
1.73
1.75
1.69
1.73
-0.57%
646,040
05/07/2026
-$0.06 Earnings
05/06/2026
1.70
1.86
1.69
1.74
+1.16%
1,148,147
05/05/2026
1.63
1.73
1.59
1.72
+6.17%
1,046,285
05/04/2026
1.57
1.68
1.57
1.62
+1.89%
791,146
05/01/2026
1.52
1.60
1.51
1.59
+4.61%
751,391
04/30/2026
1.51
1.60
1.49
1.52
+1.33%
1,179,423
04/29/2026
1.55
1.59
1.47
1.50
-4.46%
699,605
04/28/2026
1.57
1.62
1.56
1.57
-0.63%
726,340
04/27/2026
1.54
1.60
1.52
1.58
+1.94%
1,196,662
04/24/2026
1.58
1.59
1.51
1.55
-3.12%
1,481,770
04/23/2026
1.70
1.70
1.57
1.60
-5.88%
1,510,644
04/22/2026
1.68
1.71
1.65
1.70
+1.19%
1,079,913
04/21/2026
1.79
1.84
1.67
1.68
-5.62%
1,583,120
04/20/2026
1.79
1.82
1.75
1.78
-1.11%
980,795
04/17/2026
1.81
1.86
1.79
1.80
0.00%
1,303,764
04/16/2026
1.82
1.83
1.71
1.80
-1.64%
1,309,601
04/15/2026
1.80
1.87
1.77
1.83
+2.23%
1,825,261
04/14/2026
1.80
1.89
1.75
1.79
-0.56%
2,031,998
04/13/2026
1.72
1.84
1.70
1.80
+1.12%
1,489,107
04/10/2026
1.60
1.81
1.60
1.78
+11.95%
2,256,593
04/09/2026
1.57
1.63
1.52
1.59
+1.27%
2,673,807
04/08/2026
1.59
1.62
1.55
1.57
+3.29%
1,333,567
04/07/2026
1.51
1.56
1.48
1.52
-1.30%
1,303,556
04/06/2026
1.66
1.66
1.52
1.54
-7.23%
2,049,474
04/02/2026
1.69
1.72
1.63
1.66
-1.19%
1,820,469