KOSPI closed at 6,595.45 on July 31 after rising more than 1,000 points in one session. SK Hynix (000660.KS) finished 29.95% higher at KRW 1,718,000, with foreign buying and the AI-chip rebound amplifying the index move.
NVIDIA $NVDA and SK Group outlined a $500B-plus AI infrastructure partnership that links large AI factories with next-generation memory supply. SK Telecom plans a 2GW Vera Rubin DSX AI Factory, while SK hynix will co-develop and supply HBM-class AI memory.
KOSPI 200 futures plunged 5.13% to 1,112.46 at 09:19 KST on May 18, triggering the sell-side sidecar for the second consecutive session. The KOSPI cash index recovered from an intraday low of -4.7% to close at 7,516.04 (+0.31%), as domestic retail buyers absorbed over KRW 2.5 trillion in foreign selling. The USD/KRW rate crossed 1,502, re-breaching the 1,500 level, with foreign investors recording eight straight days of net selling totaling over KRW 4 trillion.
South Korea's KOSPI closed at a record 7,844.01 (+2.63%) on May 13, led by Hyundai Motor (005380.KS) surging 9.91% to KRW 710,000 on robotics revaluation, with Hyundai Mobis up 18.43%. SK Hynix (000660.KS) gained 7.68% to KRW 1,976,000 as AI server investment expectations revived following Jensen Huang's reported China trip. Domestic investors net-bought KRW 3.57 trillion, absorbing KRW 4 trillion in foreign selling.