Global shares are mixed after US stock rally, and oil prices gain more than 1%

Asian stocks are mostly higher as AI-related stocks boost benchmarks in Tokyo and Seoul ahead of quarterly earnings reports. U.S. futures edged higher and oil prices rose. Memory chipmakers SK Hynix and Samsung Electronics surged, recovering last week’s losses. New Zealand’s central bank surprised markets by keeping its benchmark interest rate on hold. On Tuesday, the majority of stocks within the S&P 500 fell, but gains for influential companies related to artificial-intelligence offset those l