KOSPI Hits All-Time Record High as AI Semiconductor Mania Sweeps Asia — April 21, 2026
South Korea’s KOSPI smashed through its all-time record on Tuesday, surging 2.72% to close at 6,388.47 — a fresh 52-week and all-time high. The driver was unmistakable: a roaring AI-linked semiconductor rally fueled by SK Hynix and Samsung Electronics, layered on top of easing Mideast tensions and South Korean chip exports hitting their own record. … Read more