Kostek Systems, Inc. (XKON:169670)
South Korea · Delayed Price · Currency is KRW 4,675.00
-220.00 (-4.49%)
At close: Aug 21, 2026
Kostek Systems Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 21, 2026 | 4,600.00 | 4,895.00 | 4,170.00 | 4,675.00 | 4,675.00 | -4.49% | 1,074 |
| Aug 20, 2026 | 5,100.00 | 5,680.00 | 4,700.00 | 4,895.00 | 4,895.00 | -2.10% | 317 |
| Aug 19, 2026 | 4,600.00 | 5,000.00 | 4,600.00 | 5,000.00 | 5,000.00 | 11.11% | 277 |
| Aug 18, 2026 | 4,300.00 | 4,500.00 | 4,250.00 | 4,500.00 | 4,500.00 | - | 234 |
| Aug 14, 2026 | 4,300.00 | 4,500.00 | 4,300.00 | 4,500.00 | 4,500.00 | 2.27% | 32 |
| Aug 13, 2026 | 4,400.00 | 4,700.00 | 4,320.00 | 4,400.00 | 4,400.00 | -2.00% | 768 |
| Aug 12, 2026 | 4,900.00 | 4,900.00 | 4,200.00 | 4,490.00 | 4,490.00 | -0.22% | 523 |
| Aug 11, 2026 | 4,200.00 | 4,500.00 | 4,200.00 | 4,500.00 | 4,500.00 | 2.51% | 186 |
| Aug 10, 2026 | 4,100.00 | 4,600.00 | 3,610.00 | 4,390.00 | 4,390.00 | 9.75% | 1,588 |
| Aug 7, 2026 | 3,700.00 | 4,000.00 | 3,700.00 | 4,000.00 | 4,000.00 | 8.40% | 667 |
| Aug 6, 2026 | 3,500.00 | 3,690.00 | 3,500.00 | 3,690.00 | 3,690.00 | -0.14% | 360 |
| Aug 5, 2026 | 3,500.00 | 3,700.00 | 3,500.00 | 3,695.00 | 3,695.00 | 5.57% | 89 |
| Aug 3, 2026 | 3,340.00 | 3,500.00 | 3,340.00 | 3,500.00 | 3,500.00 | 4.63% | 121 |
| Jul 31, 2026 | 3,375.00 | 3,375.00 | 3,295.00 | 3,345.00 | 3,345.00 | 7.73% | 783 |
| Jul 30, 2026 | 3,200.00 | 3,495.00 | 3,105.00 | 3,105.00 | 3,105.00 | -13.63% | 1,103 |
| Jul 29, 2026 | 3,595.00 | 3,595.00 | 3,500.00 | 3,595.00 | 3,595.00 | -2.18% | 61 |
| Jul 28, 2026 | 3,800.00 | 3,900.00 | 3,320.00 | 3,675.00 | 3,675.00 | -2.00% | 2,447 |
| Jul 27, 2026 | 3,750.00 | 3,750.00 | 3,750.00 | 3,750.00 | 3,750.00 | - | 5 |
| Jul 24, 2026 | 3,600.00 | 3,750.00 | 3,600.00 | 3,750.00 | 3,750.00 | -1.19% | 34 |
| Jul 23, 2026 | 3,800.00 | 3,800.00 | 3,505.00 | 3,795.00 | 3,795.00 | 2.57% | 32 |
| Jul 22, 2026 | 3,700.00 | 3,700.00 | 3,700.00 | 3,700.00 | 3,700.00 | - | 1,802 |
| Jul 21, 2026 | 3,700.00 | 3,700.00 | 3,690.00 | 3,700.00 | 3,700.00 | 2.78% | 1,483 |
| Jul 20, 2026 | 3,800.00 | 3,900.00 | 3,500.00 | 3,600.00 | 3,600.00 | -4.51% | 2,726 |
| Jul 16, 2026 | 3,800.00 | 3,800.00 | 3,500.00 | 3,770.00 | 3,770.00 | - | 567 |
| Jul 15, 2026 | 3,900.00 | 3,900.00 | 3,600.00 | 3,770.00 | 3,770.00 | -0.13% | 1,190 |
| Jul 14, 2026 | 3,900.00 | 4,000.00 | 3,650.00 | 3,775.00 | 3,775.00 | -3.21% | 3,217 |
| Jul 13, 2026 | 4,000.00 | 4,000.00 | 3,700.00 | 3,900.00 | 3,900.00 | -4.65% | 642 |
| Jul 10, 2026 | 4,500.00 | 4,500.00 | 3,830.00 | 4,090.00 | 4,090.00 | -9.11% | 2,042 |
| Jul 9, 2026 | 3,820.00 | 4,500.00 | 3,785.00 | 4,500.00 | 4,500.00 | 1.12% | 2,625 |
| Jul 8, 2026 | 4,470.00 | 4,470.00 | 4,450.00 | 4,450.00 | 4,450.00 | 14.10% | 3 |
| Jul 7, 2026 | 4,100.00 | 4,100.00 | 3,900.00 | 3,900.00 | 3,900.00 | -2.13% | 3,200 |
| Jul 6, 2026 | 3,560.00 | 4,060.00 | 3,500.00 | 3,985.00 | 3,985.00 | 12.10% | 9,266 |
| Jul 3, 2026 | 3,600.00 | 3,600.00 | 3,300.00 | 3,555.00 | 3,555.00 | 1.86% | 4,215 |
| Jul 2, 2026 | 3,200.00 | 3,590.00 | 3,000.00 | 3,490.00 | 3,490.00 | 5.76% | 2,977 |
| Jul 1, 2026 | 3,495.00 | 3,600.00 | 2,975.00 | 3,300.00 | 3,300.00 | -5.58% | 29,481 |
| Jun 30, 2026 | 3,100.00 | 3,500.00 | 2,660.00 | 3,495.00 | 3,495.00 | 12.02% | 3,364 |
| Jun 29, 2026 | 2,880.00 | 3,395.00 | 2,880.00 | 3,120.00 | 3,120.00 | -7.83% | 31,497 |
| Jun 26, 2026 | 3,710.00 | 3,710.00 | 3,385.00 | 3,385.00 | 3,385.00 | -14.95% | 4,650 |
| Jun 25, 2026 | 4,700.00 | 4,700.00 | 3,785.00 | 3,980.00 | 3,980.00 | -10.56% | 6,077 |
| Jun 24, 2026 | 4,400.00 | 4,900.00 | 4,400.00 | 4,450.00 | 4,450.00 | 3.01% | 404 |
| Jun 23, 2026 | 4,800.00 | 5,070.00 | 4,320.00 | 4,320.00 | 4,320.00 | -14.96% | 1,589 |
| Jun 22, 2026 | 5,650.00 | 5,960.00 | 5,080.00 | 5,080.00 | 5,080.00 | -14.91% | 917 |
| Jun 19, 2026 | 5,990.00 | 5,990.00 | 5,100.00 | 5,970.00 | 5,970.00 | -0.33% | 259 |
| Jun 18, 2026 | 5,990.00 | 5,990.00 | 5,990.00 | 5,990.00 | 5,990.00 | -1.80% | 10 |
| Jun 17, 2026 | 6,100.00 | 6,100.00 | 6,100.00 | 6,100.00 | 6,100.00 | 1.84% | 1 |
| Jun 16, 2026 | 5,990.00 | 5,990.00 | 5,990.00 | 5,990.00 | 5,990.00 | - | 1 |
| Jun 15, 2026 | 5,800.00 | 6,000.00 | 5,800.00 | 5,990.00 | 5,990.00 | 3.28% | 66 |
| Jun 12, 2026 | 5,790.00 | 5,800.00 | 5,790.00 | 5,800.00 | 5,800.00 | -10.63% | 29 |
| Jun 10, 2026 | 6,600.00 | 6,600.00 | 6,490.00 | 6,490.00 | 6,490.00 | 12.28% | 3 |
| Jun 9, 2026 | 5,750.00 | 5,780.00 | 5,750.00 | 5,780.00 | 5,780.00 | - | 194 |