NASDAQ : KOPN
$0.12 (3.25%)
| Date | Opening Price | Closing Price | %Chg | Volume |
|---|---|---|---|---|
| 2026-07-17 | $3.61 | $3.81 | 5.54% | 6.01M |
| 2026-07-16 | $4.09 | $3.69 | -9.78% | 4.91M |
| 2026-07-15 | $4.20 | $4.23 | 0.71% | 7.58M |
| 2026-07-14 | $3.81 | $3.76 | -1.31% | 3.83M |
| 2026-07-13 | $3.78 | $3.63 | -3.97% | 3.5M |
| 2026-07-10 | $4.03 | $3.90 | -3.23% | 2.21M |
| 2026-07-09 | $4.06 | $4.09 | 0.74% | 2.87M |
| 2026-07-08 | $3.75 | $3.94 | 5.07% | 2.88M |
| 2026-07-07 | $4.00 | $3.79 | -5.25% | 3.81M |
| 2026-07-06 | $3.96 | $4.13 | 4.29% | 4.06M |
| 2026-07-02 | $4.28 | $3.90 | -8.88% | 5.86M |
| 2026-07-01 | $4.39 | $4.22 | -3.87% | 5.12M |
| 2026-06-30 | $4.32 | $4.48 | 3.70% | 4.83M |
| 2026-06-29 | $4.02 | $4.32 | 7.46% | 6.53M |
| 2026-06-26 | $3.71 | $3.82 | 2.96% | 10.85M |
| 2026-06-25 | $4.01 | $3.79 | -5.49% | 6.31M |
| 2026-06-24 | $4.10 | $3.85 | -6.10% | 7.45M |
| 2026-06-23 | $4.35 | $4.05 | -6.90% | 8.35M |
| 2026-06-22 | $4.92 | $4.57 | -7.11% | 6.41M |
| 2026-06-18 | $5.11 | $4.93 | -3.52% | 15.63M |
| 2026-06-17 | $4.95 | $4.86 | -1.82% | 5.09M |
| 2026-06-16 | $5.11 | $4.86 | -4.89% | 5.58M |
| 2026-06-15 | $5.31 | $5.22 | -1.69% | 5.72M |
| 2026-06-12 | $5.13 | $4.94 | -3.70% | 5.37M |
| 2026-06-11 | $4.68 | $5.13 | 9.62% | 6.47M |
| 2026-06-10 | $4.84 | $4.60 | -4.96% | 6.63M |
| 2026-06-09 | $5.67 | $4.93 | -13.05% | 9.22M |
| 2026-06-08 | $5.69 | $5.47 | -3.87% | 6.14M |
| 2026-06-05 | $6.08 | $5.46 | -10.20% | 9.82M |
| 2026-06-04 | $5.86 | $6.39 | 9.04% | 7.68M |
| 2026-06-03 | $6.19 | $6.19 | 0.00% | 12.68M |
| 2026-06-02 | $5.70 | $6.10 | 7.02% | 6.34M |
| 2026-06-01 | $5.52 | $5.77 | 4.53% | 6.68M |
| 2026-05-29 | $5.97 | $5.71 | -4.36% | 7.66M |
| 2026-05-28 | $5.56 | $6.05 | 8.81% | 10.76M |
| 2026-05-27 | $5.52 | $5.51 | -0.18% | 7.68M |
| 2026-05-26 | $5.40 | $5.61 | 3.89% | 9.03M |
| 2026-05-22 | $4.93 | $5.14 | 4.26% | 7.79M |
| 2026-05-21 | $4.63 | $4.85 | 4.75% | 4.78M |
| 2026-05-20 | $4.42 | $4.72 | 6.79% | 6M |
| 2026-05-19 | $4.79 | $4.37 | -8.77% | 10.6M |
| 2026-05-18 | $5.08 | $4.94 | -2.76% | 12.23M |
| 2026-05-15 | $5.25 | $5.05 | -3.81% | 9.05M |
| 2026-05-14 | $4.97 | $5.52 | 11.07% | 10.34M |
| 2026-05-13 | $5.50 | $5.02 | -8.73% | 13.15M |
| 2026-05-12 | $5.66 | $5.35 | -5.48% | 40.23M |
| 2026-05-11 | $5.42 | $4.97 | -8.30% | 13.66M |
| 2026-05-08 | $4.97 | $5.41 | 8.85% | 15.31M |
| 2026-05-07 | $4.91 | $4.82 | -1.83% | 10.34M |
| 2026-05-06 | $4.78 | $4.91 | 2.72% | 10.72M |
| 2026-05-05 | $4.79 | $4.75 | -0.84% | 20.98M |
| 2026-05-04 | $4.31 | $4.47 | 3.71% | 15.34M |
| 2026-05-01 | $4.35 | $4.30 | -1.15% | 9.51M |
| 2026-04-30 | $3.89 | $4.46 | 14.65% | 11.61M |
| 2026-04-29 | $4.14 | $3.93 | -5.07% | 11.42M |
| 2026-04-28 | $3.79 | $4.00 | 5.54% | 41.09M |
| 2026-04-27 | $3.81 | $3.71 | -2.62% | 5.67M |
| 2026-04-24 | $3.63 | $3.70 | 1.93% | 8.3M |
| 2026-04-23 | $3.20 | $3.53 | 10.31% | 9.25M |
| 2026-04-22 | $3.00 | $3.21 | 7.00% | 6.83M |
| 2026-04-21 | $2.89 | $2.85 | -1.38% | 2.58M |
| 2026-04-20 | $2.93 | $2.84 | -3.07% | 2.25M |
| 2026-04-17 | $3.04 | $2.98 | -1.97% | 4.4M |
| 2026-04-16 | $2.92 | $2.95 | 1.03% | 3.42M |
| 2026-04-15 | $2.71 | $2.92 | 7.75% | 5.49M |
| 2026-04-14 | $2.85 | $2.72 | -4.56% | 3.49M |
| 2026-04-13 | $2.61 | $2.80 | 7.28% | 3.07M |
| 2026-04-10 | $2.68 | $2.66 | -0.75% | 2M |
| 2026-04-09 | $2.70 | $2.68 | -0.74% | 2.52M |
| 2026-04-08 | $2.70 | $2.73 | 1.11% | 3.51M |
| 2026-04-07 | $2.54 | $2.52 | -0.79% | 2.97M |
| 2026-04-06 | $2.62 | $2.58 | -1.53% | 2.81M |
| 2026-04-02 | $2.36 | $2.62 | 11.02% | 5.76M |
| 2026-04-01 | $2.30 | $2.44 | 6.09% | 8.8M |
| 2026-03-31 | $1.93 | $2.25 | 16.58% | 6M |
| 2026-03-30 | $1.82 | $1.88 | 3.30% | 4.3M |
| 2026-03-27 | $1.92 | $1.82 | -5.21% | 5.49M |
| 2026-03-26 | $2.25 | $1.93 | -14.22% | 4.6M |
| 2026-03-25 | $2.14 | $2.30 | 7.48% | 4.6M |
| 2026-03-24 | $2.03 | $2.09 | 2.96% | 1.8M |
| 2026-03-23 | $2.01 | $2.07 | 2.99% | 1.85M |
| 2026-03-20 | $2.07 | $1.98 | -4.35% | 3.57M |
| 2026-03-19 | $2.05 | $2.09 | 1.95% | 2.25M |
| 2026-03-18 | $2.15 | $2.06 | -4.19% | 1.47M |
| 2026-03-17 | $2.15 | $2.16 | 0.47% | 1.87M |
| 2026-03-16 | $2.15 | $2.11 | -1.86% | 1.36M |
| 2026-03-13 | $2.18 | $2.08 | -4.59% | 1.64M |
| 2026-03-12 | $2.17 | $2.14 | -1.38% | 1.12M |
| 2026-03-11 | $2.16 | $2.25 | 4.17% | 1.18M |
| 2026-03-10 | $2.18 | $2.16 | -0.92% | 2.05M |