KOSPI plunged over 8% as Samsung and SK Hynix led a broad chipmaker selloff. Foreign investors sold $2.6 billion in shares amid shifting AI sentiment.

Kospi index sinks 10% after regulatory warnings over leveraged ETFs spark forced selling in chip heavyweights

South Korea's KOSPI index plunged nearly 10% as SK Hynix and Samsung sell-off triggers circuit breakers, raising doubts about AI-driven stock valuations.