South Koreas KOSPI has swung from bear to bull market in just a month, surging over 31% from its July low. A sharp rebound in Samsung Electronics and SK Hynix has driven the rally, reviving optimism around AI-linked chip stocks. Analysts see scope for further gains, but warn of heightened volatility.

South Korean shares rose for a third straight session, with the Kospi gaining 3.46% as chipmakers rallied on optimism over strong AI infrastructure demand. Samsung Electronics…

South Korean stocks rallied on Thursday, pushing the benchmark Kospi into a technical bull market.

The benchmark Kospi gained as much as 4.8% on Thursday, extending its gain from a July 30 low to around 22%. Heavyweight memory chipmakers Samsung Electronics Co. and SK Hynix…