OptiCore Inc. (KOSDAQ:380540)
South Korea · Delayed Price · Currency is KRW 4,190.00
+230.00 (5.81%)
At close: Feb 26, 2026
OptiCore Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Feb 27, 2026 | 4,200.00 | 4,970.00 | 4,200.00 | 4,560.00 | 4,560.00 | 8.83% | 8,405,344 |
| Feb 26, 2026 | 4,000.00 | 4,475.00 | 3,960.00 | 4,190.00 | 4,190.00 | 5.81% | 5,854,294 |
| Feb 25, 2026 | 3,795.00 | 4,130.00 | 3,690.00 | 3,960.00 | 3,960.00 | 7.46% | 3,928,700 |
| Feb 24, 2026 | 3,635.00 | 3,840.00 | 3,430.00 | 3,685.00 | 3,685.00 | 1.52% | 1,883,419 |
| Feb 23, 2026 | 3,230.00 | 3,700.00 | 3,230.00 | 3,630.00 | 3,630.00 | 12.56% | 2,906,940 |
| Feb 20, 2026 | 3,405.00 | 3,430.00 | 3,180.00 | 3,225.00 | 3,225.00 | -5.15% | 1,089,830 |
| Feb 19, 2026 | 3,180.00 | 3,430.00 | 3,180.00 | 3,400.00 | 3,400.00 | 7.09% | 1,407,976 |
| Feb 13, 2026 | 3,220.00 | 3,400.00 | 3,115.00 | 3,175.00 | 3,175.00 | 0.63% | 1,317,491 |
| Feb 12, 2026 | 3,265.00 | 3,330.00 | 3,130.00 | 3,155.00 | 3,155.00 | -3.37% | 1,088,078 |
| Feb 11, 2026 | 3,380.00 | 3,435.00 | 3,205.00 | 3,265.00 | 3,265.00 | -3.40% | 998,710 |
| Feb 10, 2026 | 3,605.00 | 3,660.00 | 3,300.00 | 3,380.00 | 3,380.00 | -6.11% | 1,973,571 |
| Feb 9, 2026 | 3,700.00 | 3,950.00 | 3,510.00 | 3,600.00 | 3,600.00 | -2.70% | 1,623,387 |
| Feb 6, 2026 | 3,970.00 | 3,970.00 | 3,525.00 | 3,700.00 | 3,700.00 | -8.19% | 2,130,088 |
| Feb 5, 2026 | 3,805.00 | 4,270.00 | 3,760.00 | 4,030.00 | 4,030.00 | 6.05% | 5,175,670 |
| Feb 4, 2026 | 3,750.00 | 3,925.00 | 3,450.00 | 3,800.00 | 3,800.00 | 4.11% | 2,110,771 |
| Feb 3, 2026 | 3,580.00 | 3,715.00 | 3,550.00 | 3,650.00 | 3,650.00 | 2.38% | 878,494 |
| Feb 2, 2026 | 3,800.00 | 3,900.00 | 3,510.00 | 3,565.00 | 3,565.00 | -6.18% | 1,299,724 |
| Jan 30, 2026 | 3,760.00 | 3,860.00 | 3,590.00 | 3,800.00 | 3,800.00 | 1.06% | 1,331,841 |
| Jan 29, 2026 | 4,000.00 | 4,000.00 | 3,550.00 | 3,760.00 | 3,760.00 | 0.27% | 2,505,615 |
| Jan 28, 2026 | 3,515.00 | 3,885.00 | 3,425.00 | 3,750.00 | 3,750.00 | 12.28% | 3,856,796 |
| Jan 27, 2026 | 3,625.00 | 3,630.00 | 3,270.00 | 3,340.00 | 3,340.00 | -7.86% | 2,296,171 |
| Jan 26, 2026 | 3,570.00 | 3,860.00 | 3,200.00 | 3,625.00 | 3,625.00 | 1.54% | 3,264,555 |
| Jan 23, 2026 | 4,280.00 | 4,280.00 | 3,400.00 | 3,570.00 | 3,570.00 | -16.78% | 6,191,231 |
| Jan 22, 2026 | 5,100.00 | 5,100.00 | 4,260.00 | 4,290.00 | 4,290.00 | -11.55% | 4,431,511 |
| Jan 21, 2026 | 4,705.00 | 5,190.00 | 3,705.00 | 4,850.00 | 4,850.00 | 2.32% | 5,685,619 |
| Jan 20, 2026 | 4,590.00 | 5,550.00 | 4,590.00 | 4,740.00 | 4,740.00 | 8.72% | 13,727,290 |
| Jan 19, 2026 | 3,620.00 | 4,360.00 | 3,440.00 | 4,360.00 | 4,360.00 | 29.96% | 11,982,060 |
| Jan 16, 2026 | 2,830.00 | 3,525.00 | 2,800.00 | 3,355.00 | 3,355.00 | 20.47% | 12,877,630 |
| Jan 15, 2026 | 2,600.00 | 2,815.00 | 2,485.00 | 2,785.00 | 2,785.00 | 9.00% | 2,762,906 |
| Jan 14, 2026 | 2,730.00 | 2,750.00 | 2,515.00 | 2,555.00 | 2,555.00 | -5.72% | 1,446,928 |
| Jan 13, 2026 | 2,740.00 | 2,885.00 | 2,640.00 | 2,710.00 | 2,710.00 | 3.24% | 2,508,773 |
| Jan 12, 2026 | 2,460.00 | 2,825.00 | 2,430.00 | 2,625.00 | 2,625.00 | 9.38% | 4,927,593 |
| Jan 9, 2026 | 2,625.00 | 2,640.00 | 2,385.00 | 2,400.00 | 2,400.00 | -8.57% | 2,689,081 |
| Jan 8, 2026 | 2,750.00 | 2,780.00 | 2,560.00 | 2,625.00 | 2,625.00 | -4.20% | 1,614,661 |
| Jan 7, 2026 | 2,750.00 | 2,805.00 | 2,570.00 | 2,740.00 | 2,740.00 | -0.18% | 2,193,391 |
| Jan 6, 2026 | 2,790.00 | 2,940.00 | 2,650.00 | 2,745.00 | 2,745.00 | 3.58% | 5,477,531 |
| Jan 5, 2026 | 2,505.00 | 2,960.00 | 2,500.00 | 2,650.00 | 2,650.00 | 10.42% | 6,395,903 |
| Jan 2, 2026 | 2,230.00 | 2,540.00 | 2,225.00 | 2,400.00 | 2,400.00 | 17.07% | 7,466,021 |
| Dec 30, 2025 | 1,888.00 | 2,170.00 | 1,838.00 | 2,050.00 | 2,050.00 | 14.91% | 4,705,338 |
| Dec 29, 2025 | 1,816.00 | 1,816.00 | 1,697.00 | 1,784.00 | 1,784.00 | -1.44% | 689,690 |
| Dec 26, 2025 | 1,788.00 | 1,856.00 | 1,788.00 | 1,810.00 | 1,810.00 | 1.40% | 473,551 |
| Dec 24, 2025 | 1,840.00 | 1,858.00 | 1,761.00 | 1,785.00 | 1,785.00 | -2.35% | 365,050 |
| Dec 23, 2025 | 1,938.00 | 1,938.00 | 1,821.00 | 1,828.00 | 1,828.00 | -5.63% | 489,099 |
| Dec 22, 2025 | 2,000.00 | 2,010.00 | 1,875.00 | 1,937.00 | 1,937.00 | 4.14% | 1,062,869 |
| Dec 19, 2025 | 1,781.00 | 1,887.00 | 1,694.00 | 1,860.00 | 1,860.00 | 5.08% | 940,389 |
| Dec 18, 2025 | 1,845.00 | 1,861.00 | 1,750.00 | 1,770.00 | 1,770.00 | -4.89% | 671,990 |
| Dec 17, 2025 | 1,917.00 | 1,934.00 | 1,820.00 | 1,861.00 | 1,861.00 | -2.92% | 675,598 |
| Dec 16, 2025 | 1,998.00 | 2,040.00 | 1,898.00 | 1,917.00 | 1,917.00 | -4.05% | 753,052 |
| Dec 15, 2025 | 1,991.00 | 2,040.00 | 1,901.00 | 1,998.00 | 1,998.00 | 0.35% | 1,346,501 |
| Dec 12, 2025 | 2,100.00 | 2,100.00 | 1,960.00 | 1,991.00 | 1,991.00 | -5.19% | 1,538,907 |