Global Market: South Korean shares jump over 4% as AI chip rally lifts Samsung, SK Hynix

What happened: South Korean shares jumped as an AI chip rally lifted Samsung Electronics and SK Hynix, driving the benchmark KOSPI sharply higher. Key numbers: KOSPI rose 240.38 points, or 4.39%, to 5,709.85. Samsung Electronics climbed 5.05% and SK Hynix gained 7.14%. Samsung BioLogics fell 4.89%. Foreign investors were net buyers of 597.3 billion won ($450.57 million). Why it matters: The rally came as South Korea's economy grew faster than expected in the third quarter, supported by a global AI chip boom that boosted exports and investment, per central bank advance estimates. Coverage: 3 outlets in 24h

South Korean shares jumped as an AI chip rally lifted Samsung Electronics and SK Hynix, driving the benchmark KOSPI sharply higher.

The rally came as South Korea's economy grew faster than expected in the third quarter, supported by a global AI chip boom that boosted exports and investment, per central bank advance estimates.