Stock listing
KRX:277880 TSI Co.,Ltd (티에스아이) 주가
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Share price · KRX:277880
₩3,070.00 KRW -120.00 (-3.8%)
Close on Oct 30, 2026
- Day range
- ₩3,040.00 – ₩3,175.00 KRWOct 30, 2026
- Volume
- 52,175 sharesOct 30, 2026
- Market cap
- ₩60.38B KRWAt the close on Oct 30, 2026 · price × 19.67M shares outstanding
- 52-week range
- ₩2,345.00 – ₩6,450.00 KRWLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- ₩207.0M KRWMedian day 36,070 shares · last 3 months, Jul 30, 2026 – Oct 30, 2026

Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · KRX:277880 · KRW, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| ₩3,070.00 | -120.00 | -3.8% | ₩3,175.00 | ₩3,175.00 | ₩3,040.00 | 52,175 | |
| ₩3,190.00 | -165.00 | -4.9% | ₩3,390.00 | ₩3,390.00 | ₩3,175.00 | 35,632 | |
| ₩3,355.00 | +75.00 | +2.3% | ₩3,355.00 | ₩3,390.00 | ₩3,300.00 | 26,537 | |
| ₩3,280.00 | +60.00 | +1.9% | ₩3,225.00 | ₩3,360.00 | ₩3,225.00 | 26,598 | |
| ₩3,220.00 | -85.00 | -2.6% | ₩3,205.00 | ₩3,310.00 | ₩3,205.00 | 17,386 | |
| ₩3,305.00 | -95.00 | -2.8% | ₩3,300.00 | ₩3,360.00 | ₩3,245.00 | 38,992 | |
| ₩3,400.00 | -130.00 | -3.7% | ₩3,480.00 | ₩3,555.00 | ₩3,370.00 | 47,990 | |
| ₩3,530.00 | -30.00 | -0.8% | ₩3,655.00 | ₩3,710.00 | ₩3,530.00 | 39,028 | |
| ₩3,560.00 | -150.00 | -4.0% | ₩3,710.00 | ₩3,735.00 | ₩3,525.00 | 35,826 | |
| ₩3,710.00 | +180.00 | +5.1% | ₩3,360.00 | ₩3,750.00 | ₩3,360.00 | 55,658 | |
| ₩3,530.00 | +40.00 | +1.1% | ₩3,490.00 | ₩3,630.00 | ₩3,400.00 | 45,649 | |
| ₩3,490.00 | -305.00 | -8.0% | ₩3,645.00 | ₩3,660.00 | ₩3,415.00 | 98,451 | |
| ₩3,795.00 | +45.00 | +1.2% | ₩3,685.00 | ₩3,910.00 | ₩3,685.00 | 53,221 | |
| ₩3,750.00 | -55.00 | -1.4% | ₩3,525.00 | ₩3,765.00 | ₩3,525.00 | 90,085 | |
| ₩3,805.00 | -230.00 | -5.7% | ₩4,035.00 | ₩4,100.00 | ₩3,750.00 | 118,405 | |
| ₩4,035.00 | +90.00 | +2.3% | ₩3,960.00 | ₩4,065.00 | ₩3,875.00 | 104,969 | |
| ₩3,945.00 | -135.00 | -3.3% | ₩4,160.00 | ₩4,160.00 | ₩3,870.00 | 118,327 | |
| ₩4,080.00 | +370.00 | +10.0% | ₩3,845.00 | ₩4,095.00 | ₩3,830.00 | 307,203 | |
| ₩3,710.00 | +75.00 | +2.1% | ₩3,695.00 | ₩3,755.00 | ₩3,650.00 | 36,815 | |
| ₩3,635.00 | +65.00 | +1.8% | ₩3,590.00 | ₩3,640.00 | ₩3,545.00 | 22,900 | |
| ₩3,570.00 | +120.00 | +3.5% | ₩3,545.00 | ₩3,570.00 | ₩3,475.00 | 32,443 | |
| ₩3,450.00 | -70.00 | -2.0% | ₩3,455.00 | ₩3,535.00 | ₩3,430.00 | 14,796 | |
| ₩3,520.00 | +60.00 | +1.7% | ₩3,460.00 | ₩3,560.00 | ₩3,430.00 | 27,066 | |
| ₩3,460.00 | -15.00 | -0.4% | ₩3,480.00 | ₩3,495.00 | ₩3,450.00 | 9,756 | |
| ₩3,475.00 | -15.00 | -0.4% | ₩3,505.00 | ₩3,515.00 | ₩3,445.00 | 27,425 | |
| ₩3,490.00 | -80.00 | -2.2% | ₩3,605.00 | ₩3,605.00 | ₩3,490.00 | 17,517 | |
| ₩3,570.00 | +5.00 | +0.1% | ₩3,630.00 | ₩3,630.00 | ₩3,530.00 | 15,134 | |
| ₩3,565.00 | +10.00 | +0.3% | ₩3,555.00 | ₩3,575.00 | ₩3,510.00 | 10,562 | |
| ₩3,555.00 | +30.00 | +0.9% | ₩3,550.00 | ₩3,585.00 | ₩3,515.00 | 10,186 | |
| ₩3,525.00 | -15.00 | -0.4% | ₩3,520.00 | ₩3,595.00 | ₩3,475.00 | 23,486 | |
| ₩3,540.00 | -95.00 | -2.6% | ₩3,575.00 | ₩3,590.00 | ₩3,520.00 | 17,943 | |
| ₩3,635.00 | +15.00 | +0.4% | ₩3,580.00 | ₩3,640.00 | ₩3,550.00 | 17,102 | |
| ₩3,620.00 | 0.00 | 0.0% | ₩3,620.00 | ₩3,625.00 | ₩3,550.00 | 12,810 | |
| ₩3,620.00 | +50.00 | +1.4% | ₩3,565.00 | ₩3,655.00 | ₩3,485.00 | 27,054 | |
| ₩3,570.00 | -5.00 | -0.1% | ₩3,580.00 | ₩3,620.00 | ₩3,500.00 | 16,844 | |
| ₩3,575.00 | 0.00 | 0.0% | ₩3,650.00 | ₩3,650.00 | ₩3,550.00 | 25,466 | |
| ₩3,575.00 | 0.00 | 0.0% | ₩3,680.00 | ₩3,750.00 | ₩3,575.00 | 47,783 | |
| ₩3,575.00 | -25.00 | -0.7% | ₩3,780.00 | ₩4,060.00 | ₩3,480.00 | 300,099 | |
| ₩3,600.00 | -175.00 | -4.6% | ₩3,755.00 | ₩3,760.00 | ₩3,555.00 | 46,889 | |
| ₩3,775.00 | +175.00 | +4.9% | ₩3,620.00 | ₩3,780.00 | ₩3,565.00 | 82,441 | |
| ₩3,600.00 | +30.00 | +0.8% | ₩3,570.00 | ₩3,605.00 | ₩3,460.00 | 25,297 | |
| ₩3,570.00 | -5.00 | -0.1% | ₩3,575.00 | ₩3,605.00 | ₩3,515.00 | 18,406 | |
| ₩3,575.00 | +90.00 | +2.6% | ₩3,460.00 | ₩3,595.00 | ₩3,460.00 | 41,270 | |
| ₩3,485.00 | -15.00 | -0.4% | ₩3,500.00 | ₩3,555.00 | ₩3,455.00 | 16,070 | |
| ₩3,500.00 | +10.00 | +0.3% | ₩3,460.00 | ₩3,500.00 | ₩3,360.00 | 28,134 | |
| ₩3,490.00 | +115.00 | +3.4% | ₩3,425.00 | ₩3,800.00 | ₩3,320.00 | 310,237 | |
| ₩3,375.00 | -175.00 | -4.9% | ₩3,550.00 | ₩3,550.00 | ₩3,365.00 | 36,313 | |
| ₩3,550.00 | +35.00 | +1.0% | ₩3,520.00 | ₩3,615.00 | ₩3,455.00 | 42,607 | |
| ₩3,515.00 | -160.00 | -4.4% | ₩3,570.00 | ₩3,670.00 | ₩3,455.00 | 55,290 | |
| ₩3,675.00 | +40.00 | +1.1% | ₩3,720.00 | ₩3,880.00 | ₩3,610.00 | 160,322 | |
| ₩3,635.00 | +265.00 | +7.9% | ₩3,400.00 | ₩3,790.00 | ₩3,270.00 | 279,767 | |
| ₩3,370.00 | 0.00 | 0.0% | ₩3,480.00 | ₩3,480.00 | ₩3,255.00 | 46,622 | |
| ₩3,370.00 | +105.00 | +3.2% | ₩3,295.00 | ₩3,410.00 | ₩3,245.00 | 63,201 | |
| ₩3,265.00 | +10.00 | +0.3% | ₩3,230.00 | ₩3,305.00 | ₩3,200.00 | 35,827 | |
| ₩3,255.00 | +130.00 | +4.2% | ₩3,160.00 | ₩3,255.00 | ₩3,135.00 | 49,612 | |
| ₩3,125.00 | +65.00 | +2.1% | ₩3,100.00 | ₩3,150.00 | ₩3,035.00 | 13,116 | |
| ₩3,060.00 | -20.00 | -0.6% | ₩3,100.00 | ₩3,150.00 | ₩2,960.00 | 17,194 | |
| ₩3,080.00 | +120.00 | +4.1% | ₩3,015.00 | ₩3,135.00 | ₩3,015.00 | 39,057 | |
| ₩2,960.00 | +100.00 | +3.5% | ₩2,945.00 | ₩2,990.00 | ₩2,860.00 | 39,015 | |
| ₩2,860.00 | +40.00 | +1.4% | ₩2,735.00 | ₩2,965.00 | ₩2,735.00 | 21,234 | |
| ₩2,820.00 | +200.00 | +7.6% | ₩2,655.00 | ₩2,820.00 | ₩2,655.00 | 25,978 | |
| ₩2,620.00 | +10.00 | +0.4% | ₩2,345.00 | ₩2,710.00 | ₩2,345.00 | 64,106 |
- Ticker
- KRX:277880
- Asset type
- Stock
- Sector
- Industrials
- Industry
- Machinery & industrial equipment
- Exchange
- KRX
- Currency
- KRW
What changed lately
Latest news release · Mar 10, 2026
Tsi Co Ltd Wins 29 Billion Won Order
Latest news
Tsi Co Ltd Wins 29 Billion Won Order
Mar 10, 2026
Closed ₩5,270.00 (+4.8%) on Mar 10, 2026
Tsi Co Ltd Wins Contract Worth 72 Billion Won
Feb 25, 2026
Closed ₩5,830.00 (-0.5%) on Feb 26, 2026
Tsi Co Ltd To Cancel 2 Billion Won Worth Of Own Shares
Feb 2, 2026
Closed ₩5,950.00 (-3.7%) on Feb 2, 2026
Tsi Co Ltd To Acquire 1 Billion Won Worth Of Own Shares
Jan 15, 2026
Closed ₩5,270.00 (+7.9%) on Jan 15, 2026
Tsi Co Ltd - Wins Order Worth 26.66 Billion Won
Dec 10, 2025
Closed ₩5,530.00 (-0.9%) on Dec 10, 2025
Tsi Co Ltd Wins 28 Billion Won Order
Dec 8, 2025
Closed ₩5,580.00 (+3.0%) on Dec 9, 2025
TSI Co.,Ltd on 6ix
- Sector
- Industrials
- Industry
- Machinery & industrial equipment
- News releases
- 6 in the last 12 months · 8 in all · newest Mar 10, 2026 · oldest 2025
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