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Koss Corp (KOSS)
NASDAQ:KOSS
US Market
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Koss (KOSS) Historical Prices

542 Followers
Time Period
1Y
Events
Historical Prices
Historical Prices
Rows:
50
Date
Open
High
Low
Close
Adj Close
% Change
Volume
Relative Volume
Sep 11, 2026
3.39
3.63
3.39
3.41
3.41
+0.29%
26,381
1.50
Sep 10, 2026
3.47
3.48
3.30
3.40
3.40
-1.73%
9,512
0.54
Sep 09, 2026
3.50
3.50
3.43
3.46
3.46
-2.54%
7,364
0.41
Sep 08, 2026
3.60
3.60
3.48
3.55
3.55
-0.84%
8,986
0.49
Sep 07, 2026
3.45
3.65
3.45
3.58
3.58
0.00%
0
0.00
Sep 04, 2026
3.45
3.65
3.45
3.58
3.58
+1.13%
16,974
0.90
Sep 03, 2026
3.57
3.57
3.41
3.54
3.54
+1.14%
14,868
0.78
Sep 02, 2026
3.45
3.53
3.41
3.50
3.50
+1.74%
25,360
1.35
Sep 01, 2026
3.43
3.55
3.37
3.44
3.44
-0.58%
20,336
1.09
Aug 31, 2026
3.51
3.60
3.40
3.46
3.46
-1.14%
12,704
0.67
Aug 28, 2026
3.45
3.65
3.38
3.50
3.50
+2.34%
21,243
1.11
Aug 27, 2026
3.40
3.51
3.37
3.42
3.42
-0.44%
32,375
1.71
Aug 26, 2026
3.47
3.55
3.40
3.44
3.44
-0.43%
17,394
0.92
Aug 25, 2026
3.50
3.52
3.40
3.45
3.45
-1.43%
17,106
0.90
Aug 24, 2026
3.55
3.59
3.50
3.50
3.50
-1.96%
14,968
0.77
Aug 21, 2026
3.50
3.61
3.50
3.57
3.57
+3.78%
16,448
0.83
Aug 20, 2026
3.55
3.66
3.44
3.44
3.44
-3.37%
17,797
0.90
Aug 19, 2026
3.63
3.63
3.56
3.56
3.56
-0.56%
10,242
0.52
Aug 18, 2026
3.71
3.71
3.52
3.58
3.58
-3.24%
22,085
1.12
Aug 17, 2026
3.68
3.78
3.68
3.70
3.70
-1.33%
8,601
0.43
Aug 14, 2026
3.73
3.75
3.70
3.75
3.75
+2.18%
19,238
0.96
Aug 13, 2026
3.73
3.73
3.65
3.67
3.67
+0.55%
13,341
0.67
Aug 12, 2026
3.71
3.76
3.65
3.65
3.65
-2.41%
5,728
0.28
Aug 11, 2026
3.75
3.78
3.70
3.74
3.74
-0.93%
11,132
0.54
Aug 10, 2026
3.73
3.83
3.73
3.78
3.78
+1.48%
6,790
0.31
Aug 07, 2026
3.64
3.78
3.64
3.72
3.72
-0.27%
7,573
0.34
Aug 06, 2026
3.68
3.77
3.68
3.73
3.73
0.00%
7,275
0.33
Aug 05, 2026
3.75
3.78
3.69
3.73
3.73
+0.81%
15,844
0.72
Aug 04, 2026
3.73
3.75
3.70
3.70
3.70
-0.80%
16,861
0.76
Aug 03, 2026
3.79
3.79
3.68
3.73
3.73
+1.36%
47,332
2.15
Jul 31, 2026
3.71
3.81
3.68
3.68
3.68
0.00%
12,557
0.57
Jul 30, 2026
3.68
3.79
3.66
3.68
3.68
+1.38%
12,164
0.55
Jul 29, 2026
3.68
3.74
3.63
3.63
3.63
-2.42%
20,083
0.91
Jul 28, 2026
3.69
3.80
3.66
3.72
3.72
+1.64%
15,510
0.71
Jul 27, 2026
3.76
3.77
3.66
3.66
3.66
-2.40%
13,920
0.63
Jul 24, 2026
3.84
3.84
3.65
3.75
3.75
-0.27%
18,743
0.85
Jul 23, 2026
3.80
3.86
3.71
3.76
3.76
-2.59%
12,986
0.56
Jul 22, 2026
3.84
3.86
3.73
3.86
3.86
+1.58%
14,357
0.60
Jul 21, 2026
3.80
3.83
3.73
3.80
3.80
+1.06%
17,434
0.69
Jul 20, 2026
3.78
3.86
3.74
3.76
3.76
-1.05%
13,037
0.51
Jul 17, 2026
3.82
3.90
3.78
3.80
3.80
-1.55%
23,530
0.91
Jul 16, 2026
3.93
4.03
3.80
3.86
3.86
-2.77%
19,630
0.75
Jul 15, 2026
3.82
3.97
3.82
3.97
3.97
+4.75%
12,613
0.47
Jul 14, 2026
3.90
3.95
3.74
3.79
3.79
-2.82%
46,865
1.80
Jul 13, 2026
3.93
3.97
3.90
3.90
3.90
-1.27%
5,122
0.20
Jul 10, 2026
3.88
3.95
3.82
3.95
3.95
+2.07%
18,234
0.70
Jul 09, 2026
3.80
3.99
3.79
3.87
3.87
+1.31%
17,640
0.68
Jul 08, 2026
3.89
3.95
3.79
3.82
3.82
-2.55%
20,592
0.79
Jul 07, 2026
4.09
4.09
3.92
3.92
3.92
-4.16%
23,800
0.92
Jul 06, 2026
4.03
4.13
3.89
4.09
4.09
+3.02%
46,547
1.84
Rows:
50