Stock listing
KRX:169670 Kostek Systems, Inc. (코스텍시스템) 주가
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Share price · KRX:169670
₩5,390.00 KRW 0.00 (0.0%)
Close on Oct 30, 2026 · Data provided by Twelve Data
- Day range
- ₩5,200.00 – ₩5,600.00 KRWOct 30, 2026
- Volume
- 21 sharesOct 30, 2026
- 52-week range
- ₩2,660.00 – ₩7,460.00 KRWLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- ₩1.37M KRWMedian day 162 shares · last 3 months, Jul 30, 2026 – Oct 30, 2026

Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · KRX:169670 · KRW, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| ₩5,390.00 | 0.00 | 0.0% | ₩5,600.00 | ₩5,600.00 | ₩5,200.00 | 21 | |
| ₩5,390.00 | -210.00 | -3.8% | ₩5,600.00 | ₩5,800.00 | ₩5,390.00 | 86 | |
| ₩5,600.00 | +10.00 | +0.2% | ₩5,590.00 | ₩6,000.00 | ₩5,590.00 | 56 | |
| ₩5,590.00 | +190.00 | +3.5% | ₩5,590.00 | ₩5,590.00 | ₩5,590.00 | 1 | |
| ₩5,400.00 | -200.00 | -3.6% | ₩5,400.00 | ₩5,400.00 | ₩5,400.00 | 10 | |
| ₩5,600.00 | +110.00 | +2.0% | ₩5,590.00 | ₩5,600.00 | ₩5,580.00 | 158 | |
| ₩5,490.00 | +90.00 | +1.7% | ₩5,490.00 | ₩5,490.00 | ₩5,490.00 | 1 | |
| ₩5,400.00 | 0.00 | 0.0% | ₩5,390.00 | ₩5,590.00 | ₩5,390.00 | 193 | |
| ₩5,400.00 | 0.00 | 0.0% | ₩5,400.00 | ₩5,400.00 | ₩5,200.00 | 31 | |
| ₩5,400.00 | -390.00 | -6.7% | ₩5,800.00 | ₩5,800.00 | ₩5,400.00 | 5 | |
| ₩5,790.00 | +390.00 | +7.2% | ₩5,590.00 | ₩5,790.00 | ₩5,400.00 | 207 | |
| ₩5,400.00 | -390.00 | -6.7% | ₩5,400.00 | ₩5,790.00 | ₩5,400.00 | 42 | |
| ₩5,790.00 | -190.00 | -3.2% | ₩5,400.00 | ₩5,790.00 | ₩5,400.00 | 23 | |
| ₩5,980.00 | 0.00 | 0.0% | ₩5,800.00 | ₩5,990.00 | ₩5,600.00 | 610 | |
| ₩5,980.00 | +630.00 | +11.8% | ₩5,590.00 | ₩5,990.00 | ₩5,350.00 | 59 | |
| ₩5,350.00 | +10.00 | +0.2% | ₩5,400.00 | ₩5,800.00 | ₩5,350.00 | 1,140 | |
| ₩5,340.00 | -150.00 | -2.7% | ₩5,600.00 | ₩5,600.00 | ₩5,050.00 | 166 | |
| ₩5,490.00 | +270.00 | +5.2% | ₩5,590.00 | ₩5,590.00 | ₩5,200.00 | 180 | |
| ₩5,220.00 | +20.00 | +0.4% | ₩5,590.00 | ₩5,590.00 | ₩5,220.00 | 97 | |
| ₩5,200.00 | -400.00 | -7.1% | ₩5,200.00 | ₩5,560.00 | ₩5,200.00 | 106 | |
| ₩5,600.00 | +200.00 | +3.7% | ₩5,600.00 | ₩5,800.00 | ₩5,010.00 | 464 | |
| ₩5,400.00 | -100.00 | -1.8% | ₩5,400.00 | ₩5,400.00 | ₩5,400.00 | 20 | |
| ₩5,500.00 | -100.00 | -1.8% | ₩5,400.00 | ₩5,790.00 | ₩5,400.00 | 19 | |
| ₩5,600.00 | -30.00 | -0.5% | ₩5,600.00 | ₩6,000.00 | ₩5,600.00 | 673 | |
| ₩5,630.00 | +260.00 | +4.8% | ₩5,400.00 | ₩6,000.00 | ₩5,400.00 | 654 | |
| ₩5,370.00 | +170.00 | +3.3% | ₩5,370.00 | ₩5,370.00 | ₩5,370.00 | 23 | |
| ₩5,200.00 | +200.00 | +4.0% | ₩5,200.00 | ₩5,200.00 | ₩5,190.00 | 105 | |
| ₩5,000.00 | -50.00 | -1.0% | ₩5,100.00 | ₩5,100.00 | ₩5,000.00 | 66 | |
| ₩5,050.00 | -50.00 | -1.0% | ₩5,050.00 | ₩5,050.00 | ₩5,050.00 | 1 | |
| ₩5,100.00 | +100.00 | +2.0% | ₩4,800.00 | ₩5,100.00 | ₩4,800.00 | 75 | |
| ₩5,000.00 | +100.00 | +2.0% | ₩5,100.00 | ₩5,200.00 | ₩4,815.00 | 264 | |
| ₩4,900.00 | +100.00 | +2.1% | ₩4,900.00 | ₩5,100.00 | ₩4,900.00 | 50 | |
| ₩4,800.00 | -80.00 | -1.6% | ₩4,880.00 | ₩5,400.00 | ₩4,700.00 | 620 | |
| ₩4,880.00 | +80.00 | +1.7% | ₩4,900.00 | ₩4,900.00 | ₩4,880.00 | 129 | |
| ₩4,800.00 | +10.00 | +0.2% | ₩4,790.00 | ₩4,800.00 | ₩4,750.00 | 115 | |
| ₩4,790.00 | +10.00 | +0.2% | ₩4,800.00 | ₩4,800.00 | ₩4,600.00 | 168 | |
| ₩4,780.00 | 0.00 | 0.0% | ₩4,790.00 | ₩4,790.00 | ₩4,780.00 | 205 | |
| ₩4,780.00 | -10.00 | -0.2% | ₩4,780.00 | ₩4,780.00 | ₩4,775.00 | 258 | |
| ₩4,790.00 | +180.00 | +3.9% | ₩4,700.00 | ₩4,845.00 | ₩4,600.00 | 72 | |
| ₩4,610.00 | -70.00 | -1.5% | ₩4,665.00 | ₩4,665.00 | ₩4,610.00 | 301 | |
| ₩4,680.00 | 0.00 | 0.0% | ₩4,700.00 | ₩4,800.00 | ₩4,400.00 | 1,004 | |
| ₩4,680.00 | -15.00 | -0.3% | ₩4,700.00 | ₩5,000.00 | ₩4,400.00 | 171 | |
| ₩4,695.00 | +20.00 | +0.4% | ₩4,690.00 | ₩4,695.00 | ₩4,500.00 | 130 | |
| ₩4,675.00 | -220.00 | -4.5% | ₩4,600.00 | ₩4,895.00 | ₩4,170.00 | 1,074 | |
| ₩4,895.00 | -105.00 | -2.1% | ₩5,100.00 | ₩5,680.00 | ₩4,700.00 | 317 | |
| ₩5,000.00 | +500.00 | +11.1% | ₩4,600.00 | ₩5,000.00 | ₩4,600.00 | 277 | |
| ₩4,500.00 | 0.00 | 0.0% | ₩4,300.00 | ₩4,500.00 | ₩4,250.00 | 234 | |
| ₩4,500.00 | +100.00 | +2.3% | ₩4,300.00 | ₩4,500.00 | ₩4,300.00 | 32 | |
| ₩4,400.00 | -90.00 | -2.0% | ₩4,400.00 | ₩4,700.00 | ₩4,320.00 | 768 | |
| ₩4,490.00 | -10.00 | -0.2% | ₩4,900.00 | ₩4,900.00 | ₩4,200.00 | 523 | |
| ₩4,500.00 | +110.00 | +2.5% | ₩4,200.00 | ₩4,500.00 | ₩4,200.00 | 186 | |
| ₩4,390.00 | +390.00 | +9.8% | ₩4,100.00 | ₩4,600.00 | ₩3,610.00 | 1,588 | |
| ₩4,000.00 | +310.00 | +8.4% | ₩3,700.00 | ₩4,000.00 | ₩3,700.00 | 667 | |
| ₩3,690.00 | -5.00 | -0.1% | ₩3,500.00 | ₩3,690.00 | ₩3,500.00 | 360 | |
| ₩3,695.00 | +195.00 | +5.6% | ₩3,500.00 | ₩3,700.00 | ₩3,500.00 | 89 | |
| ₩3,500.00 | +155.00 | +4.6% | ₩3,340.00 | ₩3,500.00 | ₩3,340.00 | 121 | |
| ₩3,345.00 | +240.00 | +7.7% | ₩3,375.00 | ₩3,375.00 | ₩3,295.00 | 783 | |
| ₩3,105.00 | -490.00 | -13.6% | ₩3,200.00 | ₩3,495.00 | ₩3,105.00 | 1,113 |
- Ticker
- KRX:169670
- Asset type
- Stock
- Sector
- Technology
- Industry
- Semiconductors
- Exchange
- KRX
- Currency
- KRW
Kostek Systems, Inc. on 6ix
- Sector
- Technology
- Industry
- Semiconductors
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