South Korea’s KOSPI Plunges 11% as Global Chip Selloff Hits Samsung and SK Hynix

TLDR

• KOSPI fell 10.84% to 6,023.66 on July 28, its lowest close since April.
• Trading paused twice after losses crossed South Korea’s 8% circuit breaker threshold.
• Samsung Electronics dropped 13.4%, while SK Hynix fell 14.7% during the session.
• The selloff erased about $1.7 trillion in market value from the KOSPI’s peak.
• Japan’s Nikkei fell 4%, while Taiwan’s Taiex dropped 4.7% amid the regional chip rout.

South Korea’s KOSPI index plunged nearly 11% on July 28, 2026, as a global chip selloff hit Samsung Electronics and SK Hynix. The benchmark dropped below 6,000 during the session before closing at 6,023.66, its lowest level since April.

KOSPI Trading Halted as Chip Stocks Slide

The KOSPI fell 732.09 points, or 10.84%, in one of its sharpest daily drops this year. Trading was paused twice after losses crossed the 8% threshold, triggering South Korea’s circuit breaker mechanism.

The selloff wiped roughly $1.7 trillion in market value from the index’s peak. The secondary Kosdaq index also fell 7.72%, showing broader pressure across South Korean technology shares.

… Continue reading the full article at the original source below.