Top 10 gainers — September 30, 2026
KOSPI & KOSDAQ, ranked by daily change at the close
| # | Stock | Close | Change | Value traded |
|---|---|---|---|---|
| 1 | Dongil SteeluxKOSDAQ 동일스틸럭스 Dongil Steelux rallies on foreign buying as speculation over potential Trump-backed Alaska LNG investments lifts steelmakers. | ₩1,764 | +30.0% | ₩5.6bn |
| 2 | WinpacKOSDAQ 윈팩 Chip and display parts supplier Winpack surges alongside rallying tech peers. | ₩3,035 | +30.0% | ₩3.3bn |
| 3 | KBI Dong Yang Steel PipeKOSPI KBI동양철관 KBI Dongyang Steel Pipe hits the 29.97% daily limit on expectations of surging pipe demand tied to Alaska LNG projects. | ₩1,483 | +30.0% | ₩25.0bn |
| 4 | 빅웨이브로보틱스KOSDAQ Newly listed robotics and automation firm Bigwave Robotics surges amid volatile retail-driven buying. | ₩38,850 | +29.9% | ₩463.4bn |
| 5 | TCC SteelKOSPI TCC스틸 TCC Steel jumps on bets it will benefit from Donald Trump's comments backing Alaska LNG investment. | ₩14,020 | +24.7% | ₩48.6bn |
| 6 | CoxemKOSDAQ 코셈 Cosem gains as booming demand for AI chips and servers brightens the outlook for high-performance electronics components. | ₩11,280 | +24.0% | ₩4.0bn |
| 7 | 덕산넵코어스KOSDAQ Duksan Nepcores jumps 23.15% without any fresh corporate disclosures or obvious trading catalysts. | ₩17,980 | +23.1% | ₩980.5bn |
| 8 | Keum Kang SteelKOSDAQ 금강철강 Geumkang Steel surges on foreign inflows as prospects for Trump-backed Alaska LNG investments lift steel pipe makers. | ₩8,110 | +22.7% | ₩73.4bn |
| 9 | BK HoldingsKOSDAQ 비케이홀딩스 | ₩608 | +22.6% | ₩571M |
| 10 | Choolip & SciencesKOSDAQ 츌립앤사이언스 | ₩2,245 | +19.4% | ₩481M |
Click a stock for its current price and chart. This page is the archived record for September 30, 2026.