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$KOSS: Koss Corporation - Common Stock

+ Devices, Sound/Acoustic, Reddit's Wave



Clear duplicates of prices



2026-04-10
KOSS 2026-04-10 20:03:050.00 0.00 -0.52%
2026-04-13
KOSS 2026-04-13 04:02:533.86 3.30 -0.52%
KOSS 2026-04-13 09:02:074.54 2.60 -0.52%
KOSS 2026-04-13 10:02:443.97 3.78 1.30%
KOSS 2026-04-13 11:02:073.90 3.82 1.55%
KOSS 2026-04-13 12:02:473.90 3.82 0.52%
KOSS 2026-04-13 13:02:153.90 3.85 1.55%
KOSS 2026-04-13 15:02:153.90 3.85 1.04%
KOSS 2026-04-13 16:02:594.00 3.69 0.00%
KOSS 2026-04-13 20:03:190.00 0.00 0.00%
2026-04-14
KOSS 2026-04-14 04:02:464.54 3.74 0.00%
KOSS 2026-04-14 05:02:063.85 3.74 0.00%
KOSS 2026-04-14 09:02:083.85 2.60 0.00%
KOSS 2026-04-14 10:02:473.93 3.84 0.00%
KOSS 2026-04-14 12:02:503.93 3.86 0.00%
KOSS 2026-04-14 13:02:233.91 3.88 1.30%
KOSS 2026-04-14 14:02:453.93 3.89 1.56%
KOSS 2026-04-14 16:02:403.96 3.77 1.30%
KOSS 2026-04-14 17:02:083.96 3.78 1.30%
KOSS 2026-04-14 20:03:000.00 0.00 1.30%
2026-04-15
KOSS 2026-04-15 04:02:514.54 3.30 1.30%
KOSS 2026-04-15 07:02:074.27 3.30 1.30%
KOSS 2026-04-15 09:02:084.54 2.60 1.30%
KOSS 2026-04-15 10:07:143.91 3.86 -2.59%
KOSS 2026-04-15 11:02:133.91 3.88 0.00%
KOSS 2026-04-15 12:02:543.96 3.93 1.81%
KOSS 2026-04-15 13:02:144.05 3.97 2.33%
KOSS 2026-04-15 14:02:434.02 3.97 2.07%
KOSS 2026-04-15 15:02:174.02 3.98 2.85%
KOSS 2026-04-15 16:02:584.52 3.90 2.82%
KOSS 2026-04-15 17:02:254.50 3.90 2.82%
KOSS 2026-04-15 20:03:000.00 0.00 7.18%
2026-04-16
KOSS 2026-04-16 04:03:114.50 3.30 7.18%
KOSS 2026-04-16 06:02:554.49 3.30 7.18%
KOSS 2026-04-16 07:02:364.40 3.34 7.18%
KOSS 2026-04-16 08:02:524.40 3.39 7.18%
KOSS 2026-04-16 09:02:114.30 2.67 7.18%
KOSS 2026-04-16 10:02:404.30 4.21 5.90%
KOSS 2026-04-16 11:02:114.24 4.01 5.38%
KOSS 2026-04-16 12:02:474.24 4.09 3.08%
KOSS 2026-04-16 13:02:094.18 4.00 1.54%
KOSS 2026-04-16 14:02:454.20 4.00 2.31%
KOSS 2026-04-16 15:02:344.20 4.05 3.85%
KOSS 2026-04-16 16:02:484.36 0.00 2.24%
KOSS 2026-04-16 17:02:224.36 3.66 2.24%
KOSS 2026-04-16 18:02:574.36 3.55 2.24%
KOSS 2026-04-16 20:03:190.00 0.00 2.24%
2026-04-17
KOSS 2026-04-17 04:03:014.40 3.30 2.24%
KOSS 2026-04-17 08:02:514.40 3.43 2.24%
KOSS 2026-04-17 09:02:114.40 2.70 2.24%
KOSS 2026-04-17 10:03:014.20 4.11 0.00%
KOSS 2026-04-17 11:02:234.20 4.11 2.24%
KOSS 2026-04-17 12:03:034.20 4.15 2.24%
KOSS 2026-04-17 13:02:574.17 4.15 1.74%
KOSS 2026-04-17 14:03:104.17 4.09 1.74%
KOSS 2026-04-17 15:02:234.17 4.05 0.00%
KOSS 2026-04-17 16:03:014.17 4.05 1.95%
KOSS 2026-04-17 19:02:334.36 4.05 1.95%
KOSS 2026-04-17 20:03:310.00 0.00 1.95%
2026-04-20
KOSS 2026-04-20 04:02:504.40 3.25 1.95%
KOSS 2026-04-20 06:02:564.40 3.45 1.95%
KOSS 2026-04-20 07:02:164.40 4.19 1.95%
KOSS 2026-04-20 08:02:564.49 4.19 1.95%
KOSS 2026-04-20 09:02:144.49 2.88 0.98%
KOSS 2026-04-20 10:02:524.21 4.04 0.00%
KOSS 2026-04-20 11:02:064.21 4.04 -2.93%
KOSS 2026-04-20 12:02:514.21 4.05 -2.93%
KOSS 2026-04-20 13:02:224.16 4.04 -2.93%
KOSS 2026-04-20 14:02:534.13 4.05 -2.93%
KOSS 2026-04-20 15:02:214.13 4.04 -1.95%
KOSS 2026-04-20 16:02:384.35 3.78 -0.96%
KOSS 2026-04-20 19:02:564.35 3.39 -0.96%
KOSS 2026-04-20 20:03:050.00 0.00 -0.96%
2026-04-21
KOSS 2026-04-21 04:03:024.74 3.25 -0.96%
KOSS 2026-04-21 05:02:154.74 4.01 -0.96%
KOSS 2026-04-21 07:02:074.35 4.01 -0.96%
KOSS 2026-04-21 08:02:504.35 4.01 2.88%
KOSS 2026-04-21 10:02:474.27 4.12 0.00%
KOSS 2026-04-21 11:02:084.26 4.01 3.12%
KOSS 2026-04-21 12:02:524.26 4.09 1.92%
KOSS 2026-04-21 14:02:514.25 4.04 -0.72%
KOSS 2026-04-21 15:02:334.25 4.09 -0.72%
KOSS 2026-04-21 16:02:594.30 4.01 1.94%
KOSS 2026-04-21 19:02:254.35 4.01 1.94%
KOSS 2026-04-21 20:02:470.00 0.00 1.94%
2026-04-22
KOSS 2026-04-22 04:03:034.36 3.90 1.94%
KOSS 2026-04-22 10:02:544.35 4.17 3.15%
KOSS 2026-04-22 11:02:254.35 4.21 1.45%
KOSS 2026-04-22 12:04:174.30 4.24 1.45%
KOSS 2026-04-22 13:02:174.35 4.26 2.18%
KOSS 2026-04-22 14:02:454.30 4.25 2.18%
KOSS 2026-04-22 15:02:274.30 4.21 1.45%
KOSS 2026-04-22 16:03:124.53 4.16 2.39%
KOSS 2026-04-22 17:02:234.53 4.30 2.39%
KOSS 2026-04-22 18:02:544.53 4.30 6.21%
KOSS 2026-04-22 19:02:264.60 4.30 8.11%
KOSS 2026-04-22 20:03:040.00 0.00 7.16%
2026-04-23
KOSS 2026-04-23 04:03:225.21 3.70 7.16%
KOSS 2026-04-23 07:02:184.55 3.86 1.19%
KOSS 2026-04-23 09:02:144.45 3.16 3.10%
KOSS 2026-04-23 10:02:474.77 4.63 9.07%
KOSS 2026-04-23 11:02:474.66 4.59 8.11%
KOSS 2026-04-23 12:03:024.59 4.55 7.88%
KOSS 2026-04-23 13:02:244.59 4.50 6.21%
KOSS 2026-04-23 14:03:044.59 4.38 3.10%
KOSS 2026-04-23 15:02:214.49 4.38 3.10%
KOSS 2026-04-23 16:02:554.81 4.38 3.93%
KOSS 2026-04-23 17:02:224.81 4.48 3.93%
KOSS 2026-04-23 20:02:590.00 0.00 3.93%
2026-04-24
KOSS 2026-04-24 04:03:095.09 4.50 3.93%
KOSS 2026-04-24 05:02:234.45 3.89 0.46%
KOSS 2026-04-24 07:02:154.49 3.89 0.46%
KOSS 2026-04-24 08:02:514.95 3.90 0.23%
KOSS 2026-04-24 09:02:134.95 3.21 0.23%
KOSS 2026-04-24 10:02:544.49 4.40 0.46%
KOSS 2026-04-24 11:02:104.39 4.33 -2.77%
KOSS 2026-04-24 12:03:204.30 4.25 -4.16%
KOSS 2026-04-24 13:02:134.41 4.26 -4.16%
KOSS 2026-04-24 14:02:464.45 4.26 -4.39%
KOSS 2026-04-24 15:02:244.45 4.26 -2.77%
KOSS 2026-04-24 16:02:484.95 4.25 -1.56%
KOSS 2026-04-24 20:03:260.00 0.00 -1.56%
2026-04-27
KOSS 2026-04-27 04:03:074.97 3.70 -1.56%
KOSS 2026-04-27 05:02:154.99 3.68 -1.56%
KOSS 2026-04-27 09:02:105.00 3.13 -1.56%
KOSS 2026-04-27 10:02:454.43 4.25 0.00%
KOSS 2026-04-27 11:02:104.43 4.34 0.00%
KOSS 2026-04-27 12:02:494.40 4.20 0.00%
KOSS 2026-04-27 13:02:054.40 4.26 0.00%
KOSS 2026-04-27 14:02:494.39 4.26 -1.56%
KOSS 2026-04-27 15:02:124.45 4.30 0.22%
KOSS 2026-04-27 16:02:535.00 4.26 -1.36%
KOSS 2026-04-27 17:02:084.97 4.26 -1.36%
KOSS 2026-04-27 20:02:360.00 0.00 -2.95%
2026-04-28
KOSS 2026-04-28 04:02:485.31 3.84 -2.95%
KOSS 2026-04-28 07:02:084.49 3.84 -2.95%
KOSS 2026-04-28 08:02:464.49 3.70 -2.95%
KOSS 2026-04-28 09:02:064.45 3.13 -2.95%
KOSS 2026-04-28 10:02:364.43 4.28 -1.13%
KOSS 2026-04-28 11:02:034.43 4.28 -0.91%
KOSS 2026-04-28 12:02:394.35 4.28 -0.91%
KOSS 2026-04-28 13:02:174.35 4.30 -0.91%
KOSS 2026-04-28 14:02:424.35 4.30 0.23%
KOSS 2026-04-28 15:02:074.33 4.28 -0.68%
KOSS 2026-04-28 16:02:454.30 3.70 -2.07%
KOSS 2026-04-28 17:02:154.26 3.70 -2.07%
KOSS 2026-04-28 18:03:554.45 3.70 -2.07%
KOSS 2026-04-28 19:02:184.45 4.12 -2.07%
KOSS 2026-04-28 20:02:500.00 0.00 -2.07%
2026-04-29
KOSS 2026-04-29 04:02:575.31 3.70 -2.07%
KOSS 2026-04-29 07:02:114.85 3.70 -2.07%
KOSS 2026-04-29 09:02:105.72 2.91 -2.07%
KOSS 2026-04-29 10:02:444.25 4.20 -0.23%
KOSS 2026-04-29 11:02:084.25 4.20 -2.99%
KOSS 2026-04-29 13:02:114.24 4.09 -3.22%
KOSS 2026-04-29 14:02:574.22 4.09 -2.07%
KOSS 2026-04-29 15:02:084.22 4.15 -2.07%
KOSS 2026-04-29 16:02:474.45 0.00 -3.02%
KOSS 2026-04-29 17:02:194.45 3.70 -3.02%
KOSS 2026-04-29 18:02:494.45 3.83 -3.02%
KOSS 2026-04-29 20:02:540.00 0.00 -3.02%
2026-04-30
KOSS 2026-04-30 04:02:435.31 3.70 -3.02%
KOSS 2026-04-30 07:02:134.95 3.70 -3.02%
KOSS 2026-04-30 09:02:094.40 3.55 -3.02%
KOSS 2026-04-30 10:02:394.21 4.00 -0.93%
KOSS 2026-04-30 11:02:074.16 4.03 -0.93%
KOSS 2026-04-30 12:02:434.22 4.12 1.16%
KOSS 2026-04-30 13:02:014.24 4.12 1.40%
KOSS 2026-04-30 14:02:454.24 4.17 1.40%
KOSS 2026-04-30 15:02:294.24 4.12 1.40%
KOSS 2026-04-30 16:02:514.40 3.70 3.85%
KOSS 2026-04-30 17:02:284.40 3.70 -0.96%
KOSS 2026-04-30 18:02:544.40 3.77 -0.96%
KOSS 2026-04-30 20:02:580.00 0.00 -0.96%
2026-05-01
KOSS 2026-05-01 04:02:535.31 3.70 -0.96%
KOSS 2026-05-01 07:02:184.99 3.70 -0.96%
KOSS 2026-05-01 09:02:074.99 2.97 -0.96%
KOSS 2026-05-01 10:02:474.28 4.24 -1.92%
KOSS 2026-05-01 11:03:114.26 4.11 -2.88%
KOSS 2026-05-01 12:02:484.36 4.11 -2.64%
KOSS 2026-05-01 13:02:164.32 4.12 -0.72%
KOSS 2026-05-01 14:02:504.30 4.21 -0.72%
KOSS 2026-05-01 15:02:124.30 4.21 -0.96%
KOSS 2026-05-01 16:03:104.45 4.23 0.92%
KOSS 2026-05-01 18:02:444.45 4.23 3.00%
KOSS 2026-05-01 20:02:470.00 0.00 3.00%
2026-05-04
KOSS 2026-05-04 04:02:535.31 4.40 3.00%
KOSS 2026-05-04 07:02:074.57 4.40 3.00%
KOSS 2026-05-04 09:02:195.69 4.40 4.85%
KOSS 2026-05-04 10:03:364.57 4.42 3.23%
KOSS 2026-05-04 11:02:094.57 4.44 3.93%
KOSS 2026-05-04 12:02:514.41 4.24 0.00%
KOSS 2026-05-04 13:02:174.36 4.24 -2.54%
KOSS 2026-05-04 14:03:354.41 4.26 -2.54%
KOSS 2026-05-04 15:02:124.45 4.25 -2.54%
KOSS 2026-05-04 16:02:484.39 0.00 -3.21%
KOSS 2026-05-04 17:02:184.39 3.77 -3.21%
KOSS 2026-05-04 18:02:474.39 4.20 -3.21%
KOSS 2026-05-04 20:02:560.00 0.00 -3.67%
2026-05-05
KOSS 2026-05-05 04:03:165.31 4.09 -3.67%
KOSS 2026-05-05 09:02:125.76 4.09 -3.67%
KOSS 2026-05-05 10:02:434.29 4.20 0.92%
KOSS 2026-05-05 11:02:104.25 4.20 0.92%
KOSS 2026-05-05 12:03:004.29 4.20 1.61%
KOSS 2026-05-05 13:02:194.33 4.21 0.69%
KOSS 2026-05-05 14:02:494.37 4.21 1.15%
KOSS 2026-05-05 15:02:134.36 4.15 2.98%
KOSS 2026-05-05 16:02:495.00 4.09 1.42%
KOSS 2026-05-05 20:02:590.00 0.00 1.42%
2026-05-06
KOSS 2026-05-06 04:03:004.41 4.03 1.42%
KOSS 2026-05-06 05:01:514.41 4.20 1.42%
KOSS 2026-05-06 08:02:294.87 4.20 1.42%
KOSS 2026-05-06 09:01:525.45 4.30 1.42%
KOSS 2026-05-06 10:02:294.35 4.30 1.66%
KOSS 2026-05-06 11:01:564.45 4.30 3.32%
KOSS 2026-05-06 13:01:544.39 4.30 2.13%
KOSS 2026-05-06 14:02:474.41 4.36 3.08%
KOSS 2026-05-06 15:02:104.41 4.30 3.08%
KOSS 2026-05-06 16:02:354.50 4.00 -2.34%
KOSS 2026-05-06 20:02:300.00 0.00 -2.34%
2026-05-07
KOSS 2026-05-07 04:02:304.45 3.77 -2.34%
KOSS 2026-05-07 07:02:034.25 3.85 -0.94%
KOSS 2026-05-07 08:02:324.45 3.89 -0.94%
KOSS 2026-05-07 09:01:524.45 3.06 -0.94%
KOSS 2026-05-07 10:02:244.40 4.20 0.00%
KOSS 2026-05-07 11:01:524.39 4.20 -0.94%
KOSS 2026-05-07 13:01:584.35 4.13 -2.11%
KOSS 2026-05-07 14:02:304.33 4.20 -2.11%
KOSS 2026-05-07 15:01:514.27 4.17 -1.87%
KOSS 2026-05-07 16:02:294.53 3.77 -2.09%
KOSS 2026-05-07 17:01:534.76 3.77 -2.09%
KOSS 2026-05-07 17:19:14
8-K Sec report https://www.sec.gov/Archives/edgar/data/56701/000005670126000015/0000056701-26-000015-index.htm
8-K - KOSS CORP (0000056701) (Filer)
KOSS 2026-05-07 18:02:214.76 4.20 -2.09%
KOSS 2026-05-07 20:02:260.00 0.00 -2.09%
2026-05-08
KOSS 2026-05-08 04:02:334.53 3.77 -2.09%
KOSS 2026-05-08 05:02:055.31 3.82 -2.09%
KOSS 2026-05-08 07:02:025.31 4.13 -2.09%
KOSS 2026-05-08 09:01:506.27 4.13 -2.09%
KOSS 2026-05-08 10:02:254.40 4.17 1.40%
KOSS 2026-05-08 11:02:124.20 4.13 -1.40%
KOSS 2026-05-08 14:02:274.31 4.13 0.00%
KOSS 2026-05-08 15:01:554.30 4.13 0.00%
KOSS 2026-05-08 16:02:294.33 3.77 -0.48%
KOSS 2026-05-08 18:02:204.65 3.80 -0.48%
KOSS 2026-05-08 20:02:300.00 0.00 -0.48%


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