Kostek Systems, Inc. (XKON:169670)
South Korea · Delayed Price · Currency is KRW 5,100.00
+100.00 (2.00%)
At close: Sep 11, 2026
Kostek Systems Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | 4,800.00 | 5,100.00 | 4,800.00 | 5,100.00 | 5,100.00 | 2.00% | 75 |
| Sep 10, 2026 | 5,100.00 | 5,200.00 | 4,815.00 | 5,000.00 | 5,000.00 | 2.04% | 264 |
| Sep 9, 2026 | 4,900.00 | 5,100.00 | 4,900.00 | 4,900.00 | 4,900.00 | 2.08% | 50 |
| Sep 8, 2026 | 4,880.00 | 5,400.00 | 4,700.00 | 4,800.00 | 4,800.00 | -1.64% | 620 |
| Sep 7, 2026 | 4,900.00 | 4,900.00 | 4,880.00 | 4,880.00 | 4,880.00 | 1.67% | 129 |
| Sep 4, 2026 | 4,790.00 | 4,800.00 | 4,750.00 | 4,800.00 | 4,800.00 | 0.21% | 115 |
| Sep 3, 2026 | 4,800.00 | 4,800.00 | 4,600.00 | 4,790.00 | 4,790.00 | 0.21% | 168 |
| Sep 2, 2026 | 4,790.00 | 4,790.00 | 4,780.00 | 4,780.00 | 4,780.00 | - | 205 |
| Sep 1, 2026 | 4,780.00 | 4,780.00 | 4,775.00 | 4,780.00 | 4,780.00 | -0.21% | 258 |
| Aug 31, 2026 | 4,700.00 | 4,845.00 | 4,600.00 | 4,790.00 | 4,790.00 | 3.90% | 72 |
| Aug 28, 2026 | 4,665.00 | 4,665.00 | 4,610.00 | 4,610.00 | 4,610.00 | -1.50% | 301 |
| Aug 27, 2026 | 4,700.00 | 4,800.00 | 4,400.00 | 4,680.00 | 4,680.00 | - | 1,004 |
| Aug 26, 2026 | 4,700.00 | 5,000.00 | 4,400.00 | 4,680.00 | 4,680.00 | -0.32% | 171 |
| Aug 25, 2026 | 4,690.00 | 4,695.00 | 4,500.00 | 4,695.00 | 4,695.00 | 0.43% | 130 |
| 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 |