Positron Corporation (POSC)
OTCMKTS · Delayed Price · Currency is USD
1.680
+0.080 (5.00%)
Aug 8, 2025, 10:15 AM EDT
Instructure Holdings Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 8, 2025 | 1.60 | 1.64 | 1.60 | 1.64 | 1.64 | -1.27% | 2,460 |
| Aug 7, 2025 | 1.75 | 1.75 | 1.59 | 1.66 | 1.66 | -5.14% | 643 |
| Aug 6, 2025 | 1.66 | 1.78 | 1.59 | 1.75 | 1.75 | 5.74% | 9,688 |
| Aug 5, 2025 | 1.73 | 1.78 | 1.65 | 1.66 | 1.66 | -5.16% | 17,655 |
| Aug 4, 2025 | 1.87 | 1.87 | 1.70 | 1.75 | 1.75 | -0.11% | 41,544 |
| Aug 1, 2025 | 1.81 | 1.81 | 1.70 | 1.75 | 1.75 | 2.76% | 6,548 |
| Jul 31, 2025 | 1.85 | 1.90 | 1.67 | 1.70 | 1.70 | -11.92% | 49,299 |
| Jul 30, 2025 | 1.97 | 2.00 | 1.81 | 1.93 | 1.93 | 0.57% | 27,405 |
| Jul 29, 2025 | 2.05 | 2.10 | 1.91 | 1.92 | 1.92 | -0.57% | 130,333 |
| Jul 28, 2025 | 1.92 | 2.19 | 1.80 | 1.93 | 1.93 | 19.14% | 297,821 |
| Jul 25, 2025 | 1.62 | 1.62 | 1.62 | 1.62 | 1.62 | - | 423 |
| Jul 24, 2025 | 1.58 | 1.62 | 1.58 | 1.62 | 1.62 | 6.58% | 3,862 |
| Jul 23, 2025 | 1.38 | 1.52 | 1.38 | 1.52 | 1.52 | 0.66% | 2,462 |
| Jul 22, 2025 | 1.56 | 1.56 | 1.51 | 1.51 | 1.51 | - | 1,287 |
| Jul 21, 2025 | 1.40 | 1.51 | 1.36 | 1.51 | 1.51 | 3.57% | 3,233 |
| Jul 18, 2025 | 1.46 | 1.46 | 1.46 | 1.46 | 1.46 | 0.55% | 150 |
| Jul 17, 2025 | 1.44 | 1.48 | 1.40 | 1.45 | 1.45 | -2.03% | 2,167 |
| Jul 16, 2025 | 1.48 | 1.48 | 1.48 | 1.48 | 1.48 | 2.78% | 229 |
| Jul 15, 2025 | 1.48 | 1.48 | 1.44 | 1.44 | 1.44 | -2.70% | 1,668 |
| Jul 14, 2025 | 1.48 | 1.48 | 1.48 | 1.48 | 1.48 | - | 100 |
| Jul 11, 2025 | 1.48 | 1.48 | 1.48 | 1.48 | 1.48 | - | 30 |
| Jul 10, 2025 | 1.40 | 1.48 | 1.40 | 1.48 | 1.48 | 5.71% | 5,473 |
| Jul 9, 2025 | 1.58 | 1.58 | 1.40 | 1.40 | 1.40 | -9.09% | 830 |
| Jul 8, 2025 | 1.40 | 1.54 | 1.40 | 1.54 | 1.54 | 2.80% | 1,256 |
| Jul 7, 2025 | 1.54 | 1.54 | 1.42 | 1.50 | 1.50 | -2.47% | 2,855 |
| Jul 3, 2025 | 1.54 | 1.54 | 1.54 | 1.54 | 1.54 | -4.00% | 166 |
| Jul 2, 2025 | 1.60 | 1.60 | 1.60 | 1.60 | 1.60 | - | 44 |
| Jul 1, 2025 | 1.50 | 1.60 | 1.50 | 1.60 | 1.60 | 8.84% | 764 |
| Jun 30, 2025 | 1.49 | 1.49 | 1.44 | 1.47 | 1.47 | -1.41% | 2,224 |
| Jun 27, 2025 | 1.50 | 1.59 | 1.41 | 1.49 | 1.49 | -6.81% | 2,225 |
| Jun 26, 2025 | 1.60 | 1.70 | 1.60 | 1.60 | 1.60 | 0.63% | 7,367 |
| Jun 25, 2025 | 1.59 | 1.59 | 1.59 | 1.59 | 1.59 | - | - |
| Jun 24, 2025 | 1.59 | 1.59 | 1.59 | 1.59 | 1.59 | 3.25% | 114 |
| Jun 23, 2025 | 1.70 | 1.70 | 1.54 | 1.54 | 1.54 | -3.75% | 1,875 |
| Jun 20, 2025 | 1.59 | 1.75 | 1.50 | 1.60 | 1.60 | 1.91% | 2,418 |
| Jun 18, 2025 | 1.50 | 1.62 | 1.48 | 1.57 | 1.57 | 12.95% | 5,916 |
| Jun 17, 2025 | 1.45 | 1.47 | 1.37 | 1.39 | 1.39 | -1.42% | 1,561 |
| Jun 16, 2025 | 1.55 | 1.59 | 1.41 | 1.41 | 1.41 | -10.19% | 24,749 |
| Jun 13, 2025 | 1.45 | 1.57 | 1.40 | 1.57 | 1.57 | 4.67% | 13,350 |
| Jun 12, 2025 | 1.64 | 1.64 | 1.25 | 1.50 | 1.50 | -0.66% | 49,251 |
| Jun 11, 2025 | 1.62 | 1.62 | 1.51 | 1.51 | 1.51 | -8.71% | 2,438 |
| Jun 10, 2025 | 1.66 | 1.66 | 1.65 | 1.65 | 1.65 | 0.24% | 5,554 |
| Jun 9, 2025 | 1.64 | 1.65 | 1.63 | 1.65 | 1.65 | 0.61% | 11,003 |
| Jun 6, 2025 | 1.66 | 1.66 | 1.64 | 1.64 | 1.64 | -0.61% | 1,973 |
| Jun 5, 2025 | 1.65 | 1.65 | 1.65 | 1.65 | 1.65 | - | - |
| Jun 4, 2025 | 1.67 | 1.67 | 1.65 | 1.65 | 1.65 | -4.62% | 3,100 |
| Jun 3, 2025 | 1.73 | 1.73 | 1.73 | 1.73 | 1.73 | - | - |
| Jun 2, 2025 | 1.70 | 1.73 | 1.70 | 1.73 | 1.73 | 0.58% | 11,541 |
| May 30, 2025 | 1.69 | 1.72 | 1.69 | 1.72 | 1.72 | 2.99% | 970 |
| May 29, 2025 | 1.72 | 1.75 | 1.67 | 1.67 | 1.67 | 5.03% | 5,189 |