NASDAQ : QSI
-$0.05 (-5.29%)
| Date | Opening Price | Closing Price | %Chg | Volume |
|---|---|---|---|---|
| 2026-07-16 | $0.85 | $0.82 | -4.18% | 2.79M |
| 2026-07-15 | $0.87 | $0.86 | -1.23% | 2.26M |
| 2026-07-14 | $0.87 | $0.87 | -0.44% | 1.21M |
| 2026-07-13 | $0.88 | $0.87 | -1.22% | 3.53M |
| 2026-07-10 | $0.95 | $0.88 | -6.73% | 2.91M |
| 2026-07-09 | $0.91 | $0.96 | 5.76% | 2.58M |
| 2026-07-08 | $0.89 | $0.91 | 3.07% | 3.42M |
| 2026-07-07 | $0.94 | $0.92 | -1.86% | 3.71M |
| 2026-07-06 | $0.93 | $0.95 | 2.55% | 2.63M |
| 2026-07-02 | $0.93 | $0.93 | 0.51% | 6.04M |
| 2026-07-01 | $0.88 | $0.92 | 5.01% | 5.51M |
| 2026-06-30 | $0.88 | $0.89 | 0.57% | 3.19M |
| 2026-06-29 | $0.86 | $0.89 | 3.52% | 3.99M |
| 2026-06-26 | $0.84 | $0.85 | 2.04% | 18.91M |
| 2026-06-25 | $0.85 | $0.86 | 0.86% | 8.41M |
| 2026-06-24 | $0.90 | $0.83 | -8.09% | 5.13M |
| 2026-06-23 | $0.91 | $0.88 | -3.30% | 5.55M |
| 2026-06-22 | $1.00 | $0.92 | -7.88% | 5.93M |
| 2026-06-18 | $0.96 | $1.00 | 3.65% | 6.34M |
| 2026-06-17 | $0.97 | $0.94 | -2.65% | 3.47M |
| 2026-06-16 | $1.00 | $0.95 | -4.12% | 3.73M |
| 2026-06-15 | $1.01 | $0.99 | -2.13% | 9.42M |
| 2026-06-12 | $0.98 | $0.95 | -3.88% | 3.33M |
| 2026-06-11 | $0.95 | $0.97 | 2.85% | 3.44M |
| 2026-06-10 | $0.98 | $0.95 | -2.93% | 3.45M |
| 2026-06-09 | $1.06 | $0.99 | -6.88% | 8.12M |
| 2026-06-08 | $1.09 | $1.06 | -2.75% | 4.31M |
| 2026-06-05 | $1.25 | $1.05 | -16.00% | 8.91M |
| 2026-06-04 | $1.19 | $1.28 | 7.56% | 9.56M |
| 2026-06-03 | $1.22 | $1.19 | -2.46% | 7.95M |
| 2026-06-02 | $1.17 | $1.24 | 5.98% | 7.38M |
| 2026-06-01 | $1.17 | $1.18 | 0.85% | 7.41M |
| 2026-05-29 | $1.21 | $1.19 | -1.65% | 7.29M |
| 2026-05-28 | $1.11 | $1.20 | 8.11% | 7.41M |
| 2026-05-27 | $1.06 | $1.13 | 6.60% | 8.57M |
| 2026-05-26 | $1.08 | $1.08 | 0.00% | 7.55M |
| 2026-05-22 | $1.00 | $1.06 | 6.06% | 8.82M |
| 2026-05-21 | $0.87 | $0.99 | 13.79% | 11.37M |
| 2026-05-20 | $0.87 | $0.88 | 0.42% | 4.71M |
| 2026-05-19 | $0.85 | $0.86 | 1.29% | 3.12M |
| 2026-05-18 | $0.90 | $0.85 | -4.65% | 4.58M |
| 2026-05-15 | $0.91 | $0.89 | -1.69% | 3.71M |
| 2026-05-14 | $0.93 | $0.93 | -0.04% | 4.44M |
| 2026-05-13 | $0.93 | $0.93 | -0.06% | 4.87M |
| 2026-05-12 | $0.92 | $0.94 | 2.62% | 10.06M |
| 2026-05-11 | $0.90 | $0.92 | 2.47% | 5.79M |
| 2026-05-08 | $0.95 | $0.91 | -4.57% | 13.19M |
| 2026-05-07 | $1.03 | $0.98 | -4.80% | 7.22M |
| 2026-05-06 | $0.97 | $1.03 | 6.08% | 8.08M |
| 2026-05-05 | $0.98 | $0.96 | -1.91% | 2.52M |
| 2026-05-04 | $0.95 | $0.97 | 2.26% | 2.87M |
| 2026-05-01 | $0.98 | $0.96 | -2.32% | 3.59M |
| 2026-04-30 | $0.88 | $0.98 | 11.88% | 11.92M |
| 2026-04-29 | $0.90 | $0.86 | -4.08% | 3.45M |
| 2026-04-28 | $0.89 | $0.91 | 2.47% | 3.16M |
| 2026-04-27 | $0.91 | $0.90 | -1.07% | 3.12M |
| 2026-04-24 | $0.98 | $0.91 | -7.29% | 7.28M |
| 2026-04-23 | $1.03 | $0.94 | -8.68% | 7.31M |
| 2026-04-22 | $0.99 | $1.06 | 6.92% | 11.05M |
| 2026-04-21 | $1.00 | $0.98 | -2.30% | 5.2M |
| 2026-04-20 | $1.02 | $1.01 | -0.98% | 7.82M |
| 2026-04-17 | $1.07 | $1.07 | 0.00% | 7.02M |
| 2026-04-16 | $1.08 | $1.04 | -3.70% | 7.64M |
| 2026-04-15 | $0.90 | $1.05 | 16.67% | 17.71M |
| 2026-04-14 | $0.80 | $0.84 | 5.10% | 3.07M |
| 2026-04-13 | $0.74 | $0.79 | 6.58% | 2.65M |
| 2026-04-10 | $0.75 | $0.74 | -1.27% | 1.88M |
| 2026-04-09 | $0.75 | $0.75 | -0.41% | 2.64M |
| 2026-04-08 | $0.78 | $0.75 | -3.16% | 3.19M |
| 2026-04-07 | $0.73 | $0.71 | -2.48% | 3.52M |
| 2026-04-06 | $0.74 | $0.73 | -1.47% | 1.89M |
| 2026-04-02 | $0.74 | $0.75 | 1.05% | 2.57M |
| 2026-04-01 | $0.79 | $0.75 | -5.94% | 2.35M |
| 2026-03-31 | $0.76 | $0.77 | 2.11% | 2.87M |
| 2026-03-30 | $0.76 | $0.74 | -2.84% | 3.76M |
| 2026-03-27 | $0.80 | $0.76 | -4.49% | 3.17M |
| 2026-03-26 | $0.86 | $0.81 | -5.50% | 2.62M |
| 2026-03-25 | $0.86 | $0.87 | 0.58% | 2.55M |
| 2026-03-24 | $0.89 | $0.85 | -4.38% | 2.66M |
| 2026-03-23 | $0.85 | $0.90 | 5.65% | 4.57M |
| 2026-03-20 | $0.87 | $0.85 | -2.36% | 3.81M |
| 2026-03-19 | $0.88 | $0.86 | -2.13% | 2.42M |
| 2026-03-18 | $0.93 | $0.88 | -5.00% | 3.16M |
| 2026-03-17 | $0.95 | $0.93 | -1.62% | 2.79M |
| 2026-03-16 | $0.96 | $0.94 | -1.20% | 2.7M |
| 2026-03-13 | $0.98 | $0.95 | -3.55% | 2.84M |
| 2026-03-12 | $1.02 | $0.98 | -4.31% | 3.98M |
| 2026-03-11 | $1.05 | $1.05 | 0.00% | 3.61M |
| 2026-03-10 | $0.94 | $1.04 | 10.64% | 8.47M |
| 2026-03-09 | $0.88 | $0.93 | 5.82% | 4.96M |