Top 10 gainers — May 12, 2026

KOSPI & KOSDAQ, ranked by daily change at the close
#StockCloseChangeValue traded
1Sungmoon ElectronicsKOSPI
성문전자
₩2,535+30.0%₩19.1bn
2Sungmoon Electronics Pref.KOSPI
성문전자우
₩5,850+30.0%₩733M
3Aprogen BiologicsKOSPI
에이프로젠바이오로직스
₩3,770+30.0%₩3.9bn
4AprogenKOSPI
에이프로젠
₩5,200+30.0%₩33.1bn
5TPC RoboticsKOSDAQ
TPC로보틱스
₩5,550+30.0%₩52.1bn
6Keyang Electric Machinery Pref.KOSPI
계양전기우
₩17,570+30.0%₩4.2bn
7Mobase ElectronicsKOSDAQ
모베이스전자
₩6,030+30.0%₩183.1bn
8NeoimmunetechKOSDAQ
네오이뮨텍
₩2,495+29.9%₩2.7bn
9CuroholdingsKOSDAQ
큐로홀딩스
₩6,140+29.9%₩4.4bn
10FidelixKOSDAQ
피델릭스
₩2,470+29.9%₩5.1bn
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Click a stock for its current price and chart. This page is the archived record for May 12, 2026.