World shares are mixed and Kospi falls 4.6% after tech giants decline on Wall Street

Shares were mixed Thursday in Europe and Asia and South Korea’s Kospi dropped more than 4% following declines for some Big Tech giants including memory chipmaker SK Hynix. Oil prices held steady, with Brent crude trading near $79 a barrel. Uncertainty about the direction of the U.S. war with Iran is still overhanging markets despite hopes for a reopening of the Strait of Hormuz.