SK Hynix's shares slumped, hit by the shock from Chinese artificial-intelligence startup DeepSeek as stock trading resumed in South Korea after a four-day holiday. Shares of the South Korean ...

SK Hynix Inc. and Samsung Electronics Co. fell, weighing on Korea’s Kospi. Futures for the S&P 500 and Nasdaq 100 rose Friday after the two underlying benchmarks each rose 0.5% Thursday. Gains for US ...

US futures climbed after robust results from Apple Inc. A gauge of Asian shares snapped a two-day gain, with Korean chipmakers SK Hynix Inc. and Samsung Electronics Co. weighing as the nation’s ...