South Korean shares end over 3% higher on US rally, strong GDP

South Korean shares closed more than 3% higher, with the gains attributed to a rally in US equities and stronger-than-expected South Korean GDP data. The transmission runs through two channels: external risk appetite, as a firm US session tends to lift Asian equities and reduce hedging demand, and domestic growth expectations, since a stronger GDP print improves the earnings outlook for export-heavy and cyclical sectors. Export-oriented names such as semiconductors, autos and industrial manufacturers are typically the most sensitive to both US demand signals and Korean growth revisions, while the won and government bond yields are secondary exposures that may move on any shift in growth-driven rate expectations. Traders will watch the Bank of Korea's next policy decision and the upcoming monthly export and industrial production figures, which will indicate whether the GDP strength reflects sustained momentum or a one-off quarterly reading.

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