KOSPI 7,822 +4.32%; SK Hynix +11.98%, Korea total market cap tops 7 quadrillion won for first time

KOSPI surged 324.24 points (+4.32%) to 7,822.24 on May 11, marking five straight record closes. Intraday it touched 7,899.32, threatening the 8,000 level. SK Hynix shot up 11.98% to ₩1.888 million, surpassing Apple and Broadcom to crack the global top 14 by market cap at $900 billion. Samsung Electronics, up 6.33% to ₩285,500, hit a fresh high. Korea's combined stock market cap breached 7 quadrillion won for the first time. Reports of SK Hynix testing Intel's EMIB 2.5D packaging for HBM amid TSMC CoWoS bottlenecks added momentum.