KOSPI hits record 7,844 · SK Hynix vaults to No. 1 market cap, toppling Samsung

May 13 KOSPI ripped 200.86 points (+2.63%) to 7,844.01, all-time peak. SK Hynix surged +7.68% to 1,976,000 won, breaking Samsung Electronics' 14-year market-cap lead for the first time. Reports of Nvidia and AMD final-qualifying HBM4 from Samsung (SBS Biz) plus Cerebras/BXDC twin IPOs triggered semiconductor supercycle re-acceleration bets. Nikkei +0.66% in sync; Hang Seng -0.38% to 26,247 marked Korea-Japan rally versus China weakness.