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$KOSS: Koss Corporation - Common Stock

+ Devices, Sound/Acoustic, Reddit's Wave



Clear duplicates of prices



2025-10-16
KOSS 2025-10-16 08:02:296.00 4.83 5.87%
KOSS 2025-10-16 09:01:546.00 4.88 -1.17%
KOSS 2025-10-16 10:02:295.54 5.34 -0.78%
KOSS 2025-10-16 11:01:505.49 5.35 -0.78%
KOSS 2025-10-16 12:02:285.36 5.34 -1.17%
KOSS 2025-10-16 13:02:015.48 5.36 -0.78%
KOSS 2025-10-16 14:02:365.41 5.34 -0.39%
KOSS 2025-10-16 15:02:055.35 5.21 -1.17%
KOSS 2025-10-16 16:02:385.50 5.05 -4.31%
KOSS 2025-10-16 17:02:015.50 5.05 -4.07%
KOSS 2025-10-16 18:02:336.05 5.05 -4.07%
KOSS 2025-10-16 20:02:350.00 0.00 -4.07%
2025-10-17
KOSS 2025-10-17 04:02:376.00 0.00 -4.07%
KOSS 2025-10-17 05:02:036.00 4.17 -4.07%
KOSS 2025-10-17 07:02:045.97 4.58 -4.07%
KOSS 2025-10-17 08:02:325.97 4.58 -1.30%
KOSS 2025-10-17 09:01:516.00 4.82 -1.30%
KOSS 2025-10-17 10:02:285.26 5.03 -1.85%
KOSS 2025-10-17 11:01:515.14 5.00 -1.48%
KOSS 2025-10-17 12:02:285.14 5.00 -0.93%
KOSS 2025-10-17 13:01:545.18 5.09 -1.11%
KOSS 2025-10-17 14:02:325.06 5.00 -3.15%
KOSS 2025-10-17 15:01:584.95 4.84 -5.00%
KOSS 2025-10-17 16:02:295.05 4.55 -5.00%
KOSS 2025-10-17 17:01:585.18 4.55 -5.21%
KOSS 2025-10-17 20:02:340.00 0.00 -5.21%
2025-10-20
KOSS 2025-10-20 06:02:306.59 4.44 -5.21%
KOSS 2025-10-20 07:01:545.59 4.44 -5.21%
KOSS 2025-10-20 10:02:274.99 4.82 0.58%
KOSS 2025-10-20 10:37:31
8-K Sec report https://www.sec.gov/Archives/edgar/data/56701/000005670125000052/0000056701-25-000052-index.htm
8-K - KOSS CORP (0000056701) (Filer)
KOSS 2025-10-20 11:01:554.99 4.83 0.58%
KOSS 2025-10-20 12:02:344.95 4.82 0.97%
KOSS 2025-10-20 13:02:005.02 4.94 2.12%
KOSS 2025-10-20 14:02:365.04 4.95 2.51%
KOSS 2025-10-20 15:02:005.05 4.95 2.51%
KOSS 2025-10-20 16:02:415.06 4.80 1.74%
KOSS 2025-10-20 17:02:045.06 4.80 1.84%
KOSS 2025-10-20 20:02:370.00 0.00 1.84%
2025-10-21
KOSS 2025-10-21 05:02:046.74 4.17 1.84%
KOSS 2025-10-21 07:01:585.75 4.17 1.84%
KOSS 2025-10-21 08:02:315.75 4.25 1.84%
KOSS 2025-10-21 09:01:505.75 4.17 1.84%
KOSS 2025-10-21 10:02:275.09 5.00 1.43%
KOSS 2025-10-21 11:01:525.15 5.11 2.86%
KOSS 2025-10-21 12:02:255.14 5.09 3.27%
KOSS 2025-10-21 13:01:565.11 5.05 2.04%
KOSS 2025-10-21 14:02:325.13 5.08 2.65%
KOSS 2025-10-21 15:02:015.13 5.05 2.65%
KOSS 2025-10-21 16:02:405.50 5.00 8.16%
KOSS 2025-10-21 17:02:035.91 5.31 10.44%
KOSS 2025-10-21 18:02:345.50 5.32 10.04%
KOSS 2025-10-21 20:02:370.00 0.00 10.04%
2025-10-22
KOSS 2025-10-22 04:02:406.00 0.00 10.04%
KOSS 2025-10-22 05:02:065.50 4.84 10.04%
KOSS 2025-10-22 06:02:415.94 4.90 10.04%
KOSS 2025-10-22 08:02:275.68 5.32 1.81%
KOSS 2025-10-22 10:02:285.39 5.32 -0.40%
KOSS 2025-10-22 11:02:245.29 5.22 -0.80%
KOSS 2025-10-22 12:02:435.14 5.00 -6.02%
KOSS 2025-10-22 13:02:225.05 4.95 -7.63%
KOSS 2025-10-22 14:02:475.02 4.88 -9.64%
KOSS 2025-10-22 15:02:104.95 4.88 -10.04%
KOSS 2025-10-22 16:02:515.50 4.96 -10.24%
KOSS 2025-10-22 17:02:085.50 4.96 -9.46%
KOSS 2025-10-22 19:02:115.48 4.96 -9.46%
KOSS 2025-10-22 20:02:430.00 0.00 -9.46%
2025-10-23
KOSS 2025-10-23 04:02:517.66 0.00 -9.46%
KOSS 2025-10-23 05:02:205.97 4.54 -9.46%
KOSS 2025-10-23 09:02:025.97 4.54 0.56%
KOSS 2025-10-23 10:02:415.05 4.99 1.11%
KOSS 2025-10-23 11:01:575.11 5.00 2.23%
KOSS 2025-10-23 12:02:355.10 5.00 1.67%
KOSS 2025-10-23 13:02:085.09 5.00 1.67%
KOSS 2025-10-23 14:02:365.09 5.00 2.23%
KOSS 2025-10-23 15:02:055.07 5.03 1.67%
KOSS 2025-10-23 16:02:435.12 5.03 1.48%
KOSS 2025-10-23 17:02:115.11 5.03 1.61%
KOSS 2025-10-23 20:02:430.00 0.00 1.61%
2025-10-24
KOSS 2025-10-24 05:02:105.97 4.17 1.61%
KOSS 2025-10-24 06:02:485.89 4.17 7.85%
KOSS 2025-10-24 07:02:085.89 4.61 7.85%
KOSS 2025-10-24 08:02:365.80 4.61 7.85%
KOSS 2025-10-24 10:02:355.17 5.04 1.41%
KOSS 2025-10-24 11:01:585.13 5.07 0.60%
KOSS 2025-10-24 12:02:355.23 5.05 0.80%
KOSS 2025-10-24 13:02:095.21 5.11 2.62%
KOSS 2025-10-24 14:02:445.29 5.11 2.82%
KOSS 2025-10-24 15:02:095.24 5.11 2.01%
KOSS 2025-10-24 16:02:465.19 5.04 3.22%
KOSS 2025-10-24 17:02:105.19 5.04 3.17%
KOSS 2025-10-24 20:02:420.00 0.00 3.17%
2025-10-27
KOSS 2025-10-27 05:02:215.97 5.00 3.17%
KOSS 2025-10-27 07:02:275.69 5.00 3.17%
KOSS 2025-10-27 08:03:105.82 5.00 3.17%
KOSS 2025-10-27 09:02:345.85 5.00 3.17%
KOSS 2025-10-27 10:03:045.27 5.11 1.79%
KOSS 2025-10-27 11:02:255.20 5.09 -0.79%
KOSS 2025-10-27 12:03:015.20 5.12 -0.60%
KOSS 2025-10-27 13:02:285.15 5.09 -0.79%
KOSS 2025-10-27 14:03:095.13 5.05 -1.39%
KOSS 2025-10-27 15:02:355.11 4.99 -2.78%
KOSS 2025-10-27 16:02:455.17 5.04 -2.98%
KOSS 2025-10-27 17:02:145.17 5.08 -2.89%
KOSS 2025-10-27 18:02:495.17 5.04 -2.12%
KOSS 2025-10-27 19:02:155.17 5.04 -2.89%
KOSS 2025-10-27 20:02:450.00 0.00 -2.89%
2025-10-28
KOSS 2025-10-28 05:02:075.51 4.49 -2.89%
KOSS 2025-10-28 07:02:035.51 4.58 -2.89%
KOSS 2025-10-28 10:02:405.07 5.00 0.19%
KOSS 2025-10-28 11:01:575.05 5.00 0.19%
KOSS 2025-10-28 12:02:475.25 5.05 0.96%
KOSS 2025-10-28 13:02:185.10 5.08 1.35%
KOSS 2025-10-28 14:02:405.11 5.05 1.35%
KOSS 2025-10-28 15:02:025.12 5.01 -0.19%
KOSS 2025-10-28 16:02:435.08 4.98 0.00%
KOSS 2025-10-28 19:01:515.08 4.50 -0.79%
KOSS 2025-10-28 20:02:290.00 0.00 -0.79%
2025-10-29
KOSS 2025-10-29 05:01:595.41 4.46 -0.79%
KOSS 2025-10-29 07:01:565.41 4.53 -0.79%
KOSS 2025-10-29 10:02:335.07 5.00 0.00%
KOSS 2025-10-29 11:01:575.02 4.99 -0.79%
KOSS 2025-10-29 12:02:405.01 4.95 -1.39%
KOSS 2025-10-29 14:02:335.02 4.95 -1.39%
KOSS 2025-10-29 15:02:014.97 4.90 -1.98%
KOSS 2025-10-29 16:02:415.30 4.80 -3.57%
KOSS 2025-10-29 17:02:025.30 4.90 -3.55%
KOSS 2025-10-29 20:02:310.00 0.00 -3.55%
2025-10-30
KOSS 2025-10-30 05:01:575.75 4.50 -3.55%
KOSS 2025-10-30 08:02:355.75 4.80 -3.55%
KOSS 2025-10-30 09:01:575.17 4.50 -3.55%
KOSS 2025-10-30 10:02:334.90 4.80 -0.79%
KOSS 2025-10-30 11:01:594.90 4.80 0.39%
KOSS 2025-10-30 12:02:354.87 4.82 -0.20%
KOSS 2025-10-30 13:02:034.87 4.84 -0.39%
KOSS 2025-10-30 14:02:364.84 4.80 -0.39%
KOSS 2025-10-30 15:02:024.82 4.75 -1.97%
KOSS 2025-10-30 16:02:405.50 4.75 -1.78%
KOSS 2025-10-30 17:01:585.37 4.75 -1.84%
KOSS 2025-10-30 17:20:16
8-K Sec report https://www.sec.gov/Archives/edgar/data/56701/000005670125000057/0000056701-25-000057-index.htm
8-K - KOSS CORP (0000056701) (Filer)
KOSS 2025-10-30 18:02:365.50 4.90 1.64%
KOSS 2025-10-30 18:23:24
10-Q Sec report https://www.sec.gov/Archives/edgar/data/56701/000005670125000059/0000056701-25-000059-index.htm
10-Q - KOSS CORP (0000056701) (Filer)
KOSS 2025-10-30 19:02:015.48 4.75 0.41%
KOSS 2025-10-30 20:02:410.00 0.00 0.41%
2025-10-31
KOSS 2025-10-31 04:02:390.00 4.71 0.41%
KOSS 2025-10-31 05:02:065.75 4.71 0.41%
KOSS 2025-10-31 08:02:355.72 4.71 0.41%
KOSS 2025-10-31 09:02:065.59 4.71 0.41%
KOSS 2025-10-31 10:02:384.99 4.87 1.84%
KOSS 2025-10-31 11:02:004.99 4.86 4.29%
KOSS 2025-10-31 12:02:374.95 4.84 3.48%
KOSS 2025-10-31 13:02:024.96 4.88 3.48%
KOSS 2025-10-31 14:02:534.91 4.83 2.04%
KOSS 2025-10-31 15:02:004.99 4.83 2.45%
KOSS 2025-10-31 16:04:205.15 4.83 1.02%
KOSS 2025-10-31 17:01:585.15 4.83 1.04%
KOSS 2025-10-31 20:02:330.00 0.00 1.04%
2025-11-03
KOSS 2025-11-03 06:02:385.64 4.21 1.04%
KOSS 2025-11-03 10:02:405.64 4.67 1.04%
KOSS 2025-11-03 11:02:064.83 4.71 -1.67%
KOSS 2025-11-03 12:02:414.80 4.75 -1.04%
KOSS 2025-11-03 13:02:094.82 4.75 -1.46%
KOSS 2025-11-03 14:02:554.82 4.75 -0.63%
KOSS 2025-11-03 15:02:044.83 4.75 -1.46%
KOSS 2025-11-03 16:02:434.82 4.74 -1.04%
KOSS 2025-11-03 17:03:405.16 4.67 -0.84%
KOSS 2025-11-03 18:02:455.16 4.67 -0.83%
KOSS 2025-11-03 21:06:440.00 0.00 -0.83%
KOSS 2025-11-03 22:06:245.16 4.67 -0.83%
2025-11-04
KOSS 2025-11-04 06:02:355.64 4.28 -0.83%
KOSS 2025-11-04 08:02:385.46 4.28 -0.83%
KOSS 2025-11-04 10:02:385.15 4.28 -0.83%
KOSS 2025-11-04 11:01:574.74 4.67 -1.45%
KOSS 2025-11-04 12:02:354.77 4.69 -1.24%
KOSS 2025-11-04 13:02:004.95 4.70 0.21%
KOSS 2025-11-04 14:02:404.86 4.73 0.21%
KOSS 2025-11-04 15:06:404.75 4.70 -0.83%
KOSS 2025-11-04 16:03:424.75 4.62 -2.48%
KOSS 2025-11-04 17:02:105.70 4.55 -3.52%
KOSS 2025-11-04 18:02:425.27 4.55 -3.56%
2025-11-05
KOSS 2025-11-05 06:02:445.64 4.55 -3.56%
KOSS 2025-11-05 08:03:005.46 4.55 -3.56%
KOSS 2025-11-05 11:02:054.89 4.65 4.18%
KOSS 2025-11-05 12:02:344.80 4.65 2.30%
KOSS 2025-11-05 13:01:594.84 4.63 1.88%
KOSS 2025-11-05 14:02:364.84 4.63 1.05%
KOSS 2025-11-05 15:02:104.80 4.63 2.30%
KOSS 2025-11-05 16:02:504.75 4.63 1.05%
KOSS 2025-11-05 17:02:025.02 4.59 2.09%
KOSS 2025-11-05 18:07:265.30 4.59 2.17%
KOSS 2025-11-05 21:06:560.00 0.00 2.17%
2025-11-06
KOSS 2025-11-06 06:02:385.64 4.17 2.17%
KOSS 2025-11-06 08:02:375.46 4.17 2.17%
KOSS 2025-11-06 11:02:024.82 4.61 -1.74%
KOSS 2025-11-06 12:02:344.77 4.65 1.09%
KOSS 2025-11-06 13:02:054.66 4.58 -2.83%
KOSS 2025-11-06 14:02:454.60 4.57 -2.61%
KOSS 2025-11-06 15:02:204.74 4.53 -1.52%
KOSS 2025-11-06 16:02:374.67 4.55 -1.52%
KOSS 2025-11-06 17:02:055.18 0.00 -3.48%
KOSS 2025-11-06 18:02:375.15 4.05 -3.40%
KOSS 2025-11-06 19:02:065.11 4.50 -3.40%
KOSS 2025-11-06 21:05:444.70 4.50 -3.40%
2025-11-07
KOSS 2025-11-07 06:02:465.10 4.05 -3.40%
KOSS 2025-11-07 09:02:094.58 4.05 -3.40%
KOSS 2025-11-07 11:02:034.49 4.41 -2.55%
KOSS 2025-11-07 12:02:364.49 4.40 -1.49%
KOSS 2025-11-07 13:02:044.47 4.40 -2.34%
KOSS 2025-11-07 14:03:004.47 4.36 -1.70%
KOSS 2025-11-07 15:02:144.54 4.42 -1.70%
KOSS 2025-11-07 16:02:444.59 4.44 0.21%
KOSS 2025-11-07 17:02:145.45 4.49 -0.85%
KOSS 2025-11-07 18:02:414.71 4.45 -0.88%
KOSS 2025-11-07 21:05:430.00 0.00 -0.88%
2025-11-10
KOSS 2025-11-10 05:03:045.50 0.00 -0.88%
KOSS 2025-11-10 06:02:554.70 4.45 -0.88%
KOSS 2025-11-10 10:02:414.70 4.51 -0.88%
KOSS 2025-11-10 11:02:134.79 4.69 4.85%
KOSS 2025-11-10 12:02:434.75 4.69 5.51%
KOSS 2025-11-10 13:02:094.92 4.79 10.13%
KOSS 2025-11-10 14:02:445.00 4.79 10.13%
KOSS 2025-11-10 15:02:124.99 4.94 11.01%
KOSS 2025-11-10 16:03:045.00 4.92 10.35%
KOSS 2025-11-10 17:02:215.10 4.57 11.67%
KOSS 2025-11-10 18:02:465.09 4.63 12.00%
KOSS 2025-11-10 21:04:210.00 0.00 12.00%
2025-11-11
KOSS 2025-11-11 06:02:545.63 4.41 12.00%
KOSS 2025-11-11 07:02:175.14 4.41 12.00%
KOSS 2025-11-11 08:02:525.63 4.41 12.00%
KOSS 2025-11-11 09:02:405.08 4.12 1.56%
KOSS 2025-11-11 11:02:075.11 5.00 -1.11%
KOSS 2025-11-11 12:02:445.05 4.96 0.89%
KOSS 2025-11-11 13:02:165.05 4.88 -1.33%
KOSS 2025-11-11 14:02:455.05 4.91 -1.33%
KOSS 2025-11-11 15:02:145.04 4.92 0.44%
KOSS 2025-11-11 16:02:425.04 4.98 0.00%
KOSS 2025-11-11 17:02:065.18 4.88 -1.78%
KOSS 2025-11-11 18:03:025.18 4.88 -1.59%
KOSS 2025-11-11 20:02:355.18 4.55 -1.59%
KOSS 2025-11-11 21:04:510.00 0.00 -1.59%
2025-11-12
KOSS 2025-11-12 06:02:455.62 4.38 -1.59%
KOSS 2025-11-12 09:02:055.62 4.50 -1.59%
KOSS 2025-11-12 10:02:435.10 4.79 -1.59%
KOSS 2025-11-12 11:02:025.04 4.84 0.80%
KOSS 2025-11-12 12:02:365.04 4.87 0.00%
KOSS 2025-11-12 13:02:045.05 4.95 0.80%
KOSS 2025-11-12 14:02:415.05 4.95 1.00%
KOSS 2025-11-12 15:02:075.02 4.95 0.00%
KOSS 2025-11-12 16:02:414.99 4.95 0.00%
KOSS 2025-11-12 17:02:085.05 4.80 -1.59%
KOSS 2025-11-12 18:02:375.05 4.80 -1.60%
KOSS 2025-11-12 20:02:365.05 4.80 -3.39%
KOSS 2025-11-12 21:04:150.00 0.00 -3.39%
KOSS 2025-11-12 22:05:265.05 4.80 -3.39%
2025-11-13
KOSS 2025-11-13 06:02:485.48 4.12 -3.39%
KOSS 2025-11-13 09:02:055.48 4.25 -3.39%
KOSS 2025-11-13 10:02:425.00 4.17 -3.39%
KOSS 2025-11-13 11:02:074.99 4.88 -0.60%
KOSS 2025-11-13 12:02:424.93 4.86 -0.80%
KOSS 2025-11-13 13:02:094.87 4.80 -1.20%
KOSS 2025-11-13 14:02:524.86 4.79 -2.40%
KOSS 2025-11-13 15:02:234.86 4.67 -2.40%
KOSS 2025-11-13 16:02:514.86 4.75 -1.60%
KOSS 2025-11-13 17:02:084.86 4.50 -2.40%
KOSS 2025-11-13 18:02:405.72 4.50 -2.44%
KOSS 2025-11-13 21:04:380.00 0.00 -2.44%
2025-11-14
KOSS 2025-11-14 05:02:055.50 0.00 -2.44%
KOSS 2025-11-14 06:02:515.50 3.70 -2.44%
KOSS 2025-11-14 08:02:475.50 3.85 -2.44%
KOSS 2025-11-14 09:02:125.50 3.95 -2.44%
KOSS 2025-11-14 11:02:024.83 4.73 0.41%
KOSS 2025-11-14 12:02:324.90 4.80 1.22%
KOSS 2025-11-14 13:02:084.97 4.80 1.42%
KOSS 2025-11-14 14:02:464.97 4.86 3.25%
KOSS 2025-11-14 15:02:184.84 4.80 1.02%
KOSS 2025-11-14 16:02:584.90 4.86 1.22%
KOSS 2025-11-14 17:02:205.00 0.00 0.61%
KOSS 2025-11-14 18:02:445.00 4.13 0.63%
KOSS 2025-11-14 21:06:380.00 0.00 0.63%


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