Koss Corporation (KOSS)
Showing Closing Date Range from Jul 23 to Oct 21, 2026 compared to Apr 23 to Jul 22, 2026.
Compare Last 3 Months with Previous Period
Investor Relations:koss.com
Current Period Close
$3.56
Jul 23, 2026 - Oct 21, 2026
Previous Period Close
$3.86
Apr 23, 2026 - Jul 22, 2026
Net Comparison Delta
$-0.30 (-7.77%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(61 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 20, 2026 | $3.56 | Jul 21, 2026 | $3.80 | -6.32% |
| Oct 19, 2026 | $3.56 | Jul 20, 2026 | $3.76 | -5.32% |
| Oct 16, 2026 | $3.66 | Jul 17, 2026 | $3.80 | -3.68% |
| Oct 15, 2026 | $3.74 | Jul 16, 2026 | $3.86 | -3.11% |
| Oct 14, 2026 | $3.79 | Jul 15, 2026 | $3.97 | -4.53% |
| Oct 13, 2026 | $3.83 | Jul 14, 2026 | $3.79 | +1.06% |
| Oct 12, 2026 | $3.84 | Jul 13, 2026 | $3.90 | -1.54% |
| Oct 09, 2026 | $3.84 | Jul 10, 2026 | $3.95 | -2.78% |
| Oct 08, 2026 | $3.69 | Jul 09, 2026 | $3.87 | -4.65% |
| Oct 07, 2026 | $3.73 | Jul 08, 2026 | $3.82 | -2.36% |
| Oct 06, 2026 | $3.84 | Jul 07, 2026 | $3.92 | -2.04% |
| Oct 05, 2026 | $3.90 | Jul 06, 2026 | $4.09 | -4.65% |
| Oct 02, 2026 | $3.86 | Jul 02, 2026 | $3.97 | -2.77% |
| Sep 29, 2026 | $3.98 | Jul 01, 2026 | $3.90 | +2.05% |
| Sep 28, 2026 | $4.08 | Jun 30, 2026 | $4.01 | +1.75% |
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