OPTRONTEC Inc. (KOSDAQ:082210)
1,456.00
+26.00 (1.82%)
Jun 5, 2026, 3:30 PM KST
OPTRONTEC Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jun 5, 2026 | 1,430.00 | 1,549.00 | 1,360.00 | 1,456.00 | 1,456.00 | 1.82% | 194,659 |
| Jun 4, 2026 | 1,524.00 | 1,524.00 | 1,424.00 | 1,430.00 | 1,430.00 | -6.17% | 257,238 |
| Jun 2, 2026 | 1,607.00 | 1,618.00 | 1,480.00 | 1,524.00 | 1,524.00 | -2.37% | 178,122 |
| Jun 1, 2026 | 1,618.00 | 1,688.00 | 1,553.00 | 1,561.00 | 1,561.00 | -2.86% | 249,095 |
| May 29, 2026 | 1,723.00 | 1,723.00 | 1,602.00 | 1,607.00 | 1,607.00 | -4.57% | 169,408 |
| May 28, 2026 | 1,750.00 | 1,790.00 | 1,660.00 | 1,684.00 | 1,684.00 | - | 130,757 |
| May 27, 2026 | 1,815.00 | 1,817.00 | 1,656.00 | 1,684.00 | 1,684.00 | -6.65% | 138,462 |
| May 26, 2026 | 1,760.00 | 1,847.00 | 1,694.00 | 1,804.00 | 1,804.00 | 2.68% | 170,982 |
| May 22, 2026 | 1,750.00 | 1,766.00 | 1,691.00 | 1,757.00 | 1,757.00 | 3.35% | 99,665 |
| May 21, 2026 | 1,654.00 | 1,773.00 | 1,654.00 | 1,700.00 | 1,700.00 | 2.97% | 109,615 |
| May 20, 2026 | 1,675.00 | 1,725.00 | 1,620.00 | 1,651.00 | 1,651.00 | -1.43% | 114,120 |
| May 19, 2026 | 1,710.00 | 1,715.00 | 1,639.00 | 1,675.00 | 1,675.00 | -1.82% | 182,164 |
| May 18, 2026 | 1,850.00 | 1,851.00 | 1,692.00 | 1,706.00 | 1,706.00 | -3.18% | 222,454 |
| May 15, 2026 | 1,880.00 | 1,880.00 | 1,731.00 | 1,762.00 | 1,762.00 | 2.14% | 293,638 |
| May 14, 2026 | 1,744.00 | 1,770.00 | 1,700.00 | 1,725.00 | 1,725.00 | 1.00% | 69,411 |
| May 13, 2026 | 1,761.00 | 1,800.00 | 1,700.00 | 1,708.00 | 1,708.00 | -3.01% | 157,812 |
| May 12, 2026 | 1,817.00 | 1,900.00 | 1,754.00 | 1,761.00 | 1,761.00 | -3.88% | 176,489 |
| May 11, 2026 | 1,900.00 | 1,980.00 | 1,812.00 | 1,832.00 | 1,832.00 | -3.48% | 206,387 |
| May 8, 2026 | 1,776.00 | 1,989.00 | 1,775.00 | 1,898.00 | 1,898.00 | 7.05% | 607,220 |
| May 7, 2026 | 1,880.00 | 1,880.00 | 1,769.00 | 1,773.00 | 1,773.00 | -5.69% | 432,622 |
| May 6, 2026 | 1,811.00 | 1,919.00 | 1,769.00 | 1,880.00 | 1,880.00 | 3.87% | 188,307 |
| May 4, 2026 | 1,860.00 | 1,900.00 | 1,801.00 | 1,810.00 | 1,810.00 | -2.69% | 256,585 |
| Apr 30, 2026 | 1,881.00 | 1,911.00 | 1,855.00 | 1,860.00 | 1,860.00 | -1.01% | 108,824 |
| Apr 29, 2026 | 1,934.00 | 1,934.00 | 1,868.00 | 1,879.00 | 1,879.00 | -2.89% | 226,231 |
| Apr 28, 2026 | 1,965.00 | 1,967.00 | 1,892.00 | 1,935.00 | 1,935.00 | -1.23% | 183,889 |
| Apr 27, 2026 | 2,020.00 | 2,025.00 | 1,945.00 | 1,959.00 | 1,959.00 | -2.78% | 241,120 |
| Apr 24, 2026 | 2,050.00 | 2,050.00 | 1,976.00 | 2,015.00 | 2,015.00 | 0.95% | 142,730 |
| Apr 23, 2026 | 2,070.00 | 2,140.00 | 1,993.00 | 1,996.00 | 1,996.00 | -3.57% | 324,311 |
| Apr 22, 2026 | 2,045.00 | 2,145.00 | 1,995.00 | 2,070.00 | 2,070.00 | 1.22% | 396,290 |
| Apr 21, 2026 | 1,921.00 | 2,150.00 | 1,895.00 | 2,045.00 | 2,045.00 | 7.57% | 514,504 |
| Apr 20, 2026 | 1,904.00 | 1,939.00 | 1,882.00 | 1,901.00 | 1,901.00 | -0.11% | 126,917 |
| Apr 17, 2026 | 1,998.00 | 1,998.00 | 1,880.00 | 1,903.00 | 1,903.00 | -1.40% | 157,516 |
| Apr 16, 2026 | 1,977.00 | 2,045.00 | 1,841.00 | 1,930.00 | 1,930.00 | -0.26% | 266,504 |
| Apr 15, 2026 | 1,921.00 | 1,973.00 | 1,896.00 | 1,935.00 | 1,935.00 | 0.99% | 197,237 |
| Apr 14, 2026 | 1,999.00 | 1,999.00 | 1,891.00 | 1,916.00 | 1,916.00 | -0.52% | 96,506 |
| Apr 13, 2026 | 1,951.00 | 1,995.00 | 1,910.00 | 1,926.00 | 1,926.00 | -1.48% | 133,886 |
| Apr 10, 2026 | 1,900.00 | 1,977.00 | 1,896.00 | 1,955.00 | 1,955.00 | 3.11% | 87,143 |
| Apr 9, 2026 | 1,957.00 | 1,957.00 | 1,891.00 | 1,896.00 | 1,896.00 | -0.26% | 53,445 |
| Apr 8, 2026 | 1,932.00 | 1,988.00 | 1,896.00 | 1,901.00 | 1,901.00 | 0.48% | 69,030 |
| Apr 7, 2026 | 1,939.00 | 1,947.00 | 1,890.00 | 1,892.00 | 1,892.00 | -0.32% | 43,166 |
| Apr 6, 2026 | 1,924.00 | 1,965.00 | 1,890.00 | 1,898.00 | 1,898.00 | -1.35% | 50,772 |
| Apr 3, 2026 | 1,901.00 | 1,959.00 | 1,901.00 | 1,924.00 | 1,924.00 | 1.75% | 36,936 |
| Apr 2, 2026 | 2,020.00 | 2,030.00 | 1,885.00 | 1,891.00 | 1,891.00 | -6.39% | 104,531 |
| Apr 1, 2026 | 1,941.00 | 2,035.00 | 1,941.00 | 2,020.00 | 2,020.00 | 6.71% | 75,665 |
| Mar 31, 2026 | 2,000.00 | 2,000.00 | 1,891.00 | 1,893.00 | 1,893.00 | -4.87% | 141,239 |
| Mar 30, 2026 | 2,040.00 | 2,040.00 | 1,900.00 | 1,990.00 | 1,990.00 | -4.10% | 76,142 |
| Mar 27, 2026 | 2,065.00 | 2,100.00 | 1,987.00 | 2,075.00 | 2,075.00 | 0.24% | 106,868 |
| Mar 26, 2026 | 2,030.00 | 2,105.00 | 2,000.00 | 2,070.00 | 2,070.00 | 1.97% | 122,352 |
| Mar 25, 2026 | 2,140.00 | 2,225.00 | 1,987.00 | 2,030.00 | 2,030.00 | -4.69% | 352,203 |
| Mar 24, 2026 | 2,120.00 | 2,280.00 | 2,085.00 | 2,130.00 | 2,130.00 | 6.55% | 388,649 |