Biggest Korean stock gainers this week
Data as of Oct 28, 2026
KOSPI and KOSDAQ companies worth at least ₩100B that rose the most over the past five trading days.
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Updated after each trading day. A list based on data, not a recommendation to buy or sell anything.
Questions people ask
Which Korean stock rose the most this week?
As of Oct 28, 2026, Contec (451760) rose the most over the past five trading days, up 59.3%, among companies worth at least ₩100B.
How much can a Korean stock rise in one day?
At most 30% from the previous close (the upper price limit, 상한가).
Source: KRX statistical information