South Korea's KOSPI closed down 191.17 points, or 2.7%, at 6,889.75 on Monday, Sept. 28. Samsung Electronics and SK Hynix each fell more than 5%.

2026-09-28

South Korea's KOSPI closed down 191.17 points, or 2.7%, at 6,889.75 on Monday, Sept. 28. Samsung Electronics and SK Hynix each fell more than 5%.