Koss Corporation (KOSS)
NASDAQ: KOSS · Real-Time Price · USD
4.615
-0.205 (-4.25%)
At close: Feb 3, 2026, 4:00 PM EST
4.586
-0.029 (-0.63%)
After-hours: Feb 3, 2026, 5:00 PM EST
Koss Corporation Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Feb 3, 2026 | 4.84 | 4.90 | 4.50 | 4.62 | 4.62 | -4.25% | 61,513 |
| Feb 2, 2026 | 4.32 | 4.85 | 4.31 | 4.82 | 4.82 | 11.32% | 99,105 |
| Jan 30, 2026 | 4.52 | 4.55 | 4.31 | 4.33 | 4.33 | -3.56% | 19,805 |
| Jan 29, 2026 | 4.35 | 4.73 | 4.33 | 4.49 | 4.49 | 3.22% | 97,033 |
| Jan 28, 2026 | 4.36 | 4.46 | 4.31 | 4.35 | 4.35 | -0.91% | 12,595 |
| Jan 27, 2026 | 4.51 | 4.52 | 4.32 | 4.39 | 4.39 | -2.44% | 16,413 |
| Jan 26, 2026 | 4.42 | 4.66 | 4.28 | 4.50 | 4.50 | 1.81% | 69,923 |
| Jan 23, 2026 | 4.52 | 4.69 | 4.41 | 4.42 | 4.42 | -1.56% | 26,534 |
| Jan 22, 2026 | 4.55 | 4.71 | 4.45 | 4.49 | 4.49 | -0.66% | 53,262 |
| Jan 21, 2026 | 4.32 | 4.52 | 4.32 | 4.52 | 4.52 | 5.61% | 29,045 |
| Jan 20, 2026 | 4.38 | 4.47 | 4.28 | 4.28 | 4.28 | -4.25% | 11,477 |
| Jan 16, 2026 | 4.45 | 4.56 | 4.35 | 4.47 | 4.47 | 1.82% | 46,328 |
| Jan 15, 2026 | 4.34 | 4.47 | 4.34 | 4.39 | 4.39 | 1.15% | 19,922 |
| Jan 14, 2026 | 4.31 | 4.46 | 4.25 | 4.34 | 4.34 | 0.46% | 21,713 |
| Jan 13, 2026 | 4.53 | 4.62 | 4.24 | 4.32 | 4.32 | -4.64% | 48,745 |
| Jan 12, 2026 | 4.34 | 4.68 | 4.34 | 4.53 | 4.53 | 3.66% | 46,422 |
| Jan 9, 2026 | 4.31 | 4.67 | 4.21 | 4.37 | 4.37 | 1.39% | 188,729 |
| Jan 8, 2026 | 4.21 | 4.37 | 4.21 | 4.31 | 4.31 | 0.70% | 47,776 |
| Jan 7, 2026 | 4.33 | 4.41 | 4.16 | 4.28 | 4.28 | - | 35,710 |
| Jan 6, 2026 | 4.45 | 4.65 | 4.28 | 4.28 | 4.28 | -4.46% | 124,396 |
| Jan 5, 2026 | 4.29 | 4.70 | 4.29 | 4.48 | 4.48 | 3.23% | 132,358 |
| Jan 2, 2026 | 4.16 | 4.40 | 4.15 | 4.34 | 4.34 | 4.83% | 31,425 |
| Dec 31, 2025 | 4.19 | 4.25 | 4.12 | 4.14 | 4.14 | -1.43% | 41,872 |
| Dec 30, 2025 | 4.30 | 4.42 | 4.20 | 4.20 | 4.20 | -2.55% | 43,367 |
| Dec 29, 2025 | 4.40 | 4.41 | 4.30 | 4.31 | 4.31 | -4.01% | 26,602 |
| Dec 26, 2025 | 4.46 | 4.49 | 4.41 | 4.49 | 4.49 | 0.67% | 16,859 |
| Dec 24, 2025 | 4.46 | 4.50 | 4.41 | 4.46 | 4.46 | -0.22% | 6,228 |
| Dec 23, 2025 | 4.40 | 4.50 | 4.36 | 4.47 | 4.47 | 1.13% | 25,997 |
| Dec 22, 2025 | 4.36 | 4.60 | 4.36 | 4.42 | 4.42 | 3.27% | 48,241 |
| Dec 19, 2025 | 4.50 | 4.64 | 4.26 | 4.28 | 4.28 | -5.73% | 72,117 |
| Dec 18, 2025 | 4.51 | 4.80 | 4.41 | 4.54 | 4.54 | 0.89% | 146,842 |
| Dec 17, 2025 | 4.51 | 4.62 | 4.41 | 4.50 | 4.50 | -0.22% | 40,164 |
| Dec 16, 2025 | 4.54 | 4.65 | 4.51 | 4.51 | 4.51 | -1.96% | 14,915 |
| Dec 15, 2025 | 4.62 | 4.65 | 4.50 | 4.60 | 4.60 | 0.44% | 32,669 |
| Dec 12, 2025 | 4.70 | 4.72 | 4.58 | 4.58 | 4.58 | -2.97% | 16,105 |
| Dec 11, 2025 | 4.62 | 4.76 | 4.61 | 4.72 | 4.72 | 1.51% | 12,625 |
| Dec 10, 2025 | 4.70 | 4.86 | 4.63 | 4.65 | 4.65 | -2.52% | 21,909 |
| Dec 9, 2025 | 4.59 | 4.77 | 4.59 | 4.77 | 4.77 | 3.92% | 24,813 |
| Dec 8, 2025 | 4.96 | 4.96 | 4.56 | 4.59 | 4.59 | -4.77% | 84,066 |
| Dec 5, 2025 | 4.89 | 4.90 | 4.82 | 4.82 | 4.82 | -0.62% | 19,066 |
| Dec 4, 2025 | 4.86 | 4.93 | 4.80 | 4.85 | 4.85 | -1.82% | 18,305 |
| Dec 3, 2025 | 4.90 | 4.97 | 4.81 | 4.94 | 4.94 | 0.82% | 21,745 |
| Dec 2, 2025 | 4.94 | 4.99 | 4.86 | 4.90 | 4.90 | 1.03% | 19,860 |
| Dec 1, 2025 | 4.92 | 4.98 | 4.83 | 4.85 | 4.85 | -4.15% | 11,289 |
| Nov 28, 2025 | 4.79 | 5.06 | 4.79 | 5.06 | 5.06 | 5.20% | 25,044 |
| Nov 26, 2025 | 4.83 | 4.92 | 4.71 | 4.81 | 4.81 | 0.21% | 28,627 |
| Nov 25, 2025 | 4.71 | 4.91 | 4.66 | 4.80 | 4.80 | 3.90% | 23,160 |
| Nov 24, 2025 | 4.62 | 4.74 | 4.62 | 4.62 | 4.62 | -0.86% | 24,429 |
| Nov 21, 2025 | 4.55 | 4.82 | 4.50 | 4.66 | 4.66 | 1.97% | 56,456 |
| Nov 20, 2025 | 4.62 | 4.72 | 4.52 | 4.57 | 4.57 | -0.98% | 14,701 |