Koss Corporation (KOSS)
NASDAQ: KOSS
· Real-Time Price · USD
5.75
0.28 (5.12%)
At close: Aug 15, 2025, 12:09 PM
KOSS Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 14, 2025 | 5.35 | 5.59 | 5.33 | 5.47 | 5.47 | -0.18% | 34,833 |
| Aug 13, 2025 | 5.46 | 5.50 | 5.30 | 5.48 | 5.48 | 2.24% | 40,600 |
| Aug 12, 2025 | 5.31 | 5.54 | 5.31 | 5.36 | 5.36 | 0.56% | 23,700 |
| Aug 11, 2025 | 5.55 | 5.58 | 5.22 | 5.33 | 5.33 | -2.74% | 37,700 |
| Aug 8, 2025 | 5.49 | 5.58 | 5.35 | 5.48 | 5.48 | -1.44% | 28,457 |
| Aug 7, 2025 | 5.76 | 5.76 | 5.43 | 5.56 | 5.56 | -2.97% | 36,600 |
| Aug 6, 2025 | 5.72 | 5.93 | 5.65 | 5.73 | 5.73 | 0.17% | 26,485 |
| Aug 5, 2025 | 5.44 | 5.78 | 5.41 | 5.72 | 5.72 | 5.54% | 68,600 |
| Aug 4, 2025 | 5.35 | 5.55 | 5.30 | 5.42 | 5.42 | 0.56% | 31,100 |
| Aug 1, 2025 | 5.27 | 5.39 | 5.11 | 5.39 | 5.39 | 2.08% | 48,667 |
| Jul 31, 2025 | 5.42 | 5.42 | 5.27 | 5.28 | 5.28 | -1.31% | 38,700 |
| Jul 30, 2025 | 5.59 | 5.65 | 5.35 | 5.35 | 5.35 | -4.12% | 94,559 |
| Jul 29, 2025 | 5.62 | 5.77 | 5.30 | 5.58 | 5.58 | 0.18% | 94,808 |
| Jul 28, 2025 | 5.53 | 5.66 | 5.31 | 5.57 | 5.57 | 0.91% | 70,333 |
| Jul 25, 2025 | 5.77 | 5.87 | 5.52 | 5.52 | 5.52 | -2.82% | 101,476 |
| Jul 24, 2025 | 6.07 | 6.17 | 5.68 | 5.68 | 5.68 | -9.41% | 233,400 |
| Jul 23, 2025 | 6.37 | 8.59 | 6.12 | 6.27 | 6.27 | 9.81% | 6,521,513 |
| Jul 22, 2025 | 5.46 | 5.75 | 5.39 | 5.71 | 5.71 | 6.13% | 74,801 |
| Jul 21, 2025 | 5.29 | 5.68 | 5.29 | 5.38 | 5.38 | 0.56% | 116,800 |
| Jul 18, 2025 | 5.34 | 5.48 | 5.23 | 5.35 | 5.35 | 0.56% | 36,628 |