Global AI stocks rallied as early signs of success for Meta Platforms Inc.’s personal agent revived optimism over chipmakers, bolstering the sector after a rough patch driven by calls for slower development.
Shares of South Korean chipmakers Samsung Electronics Co. and SK Hynix Inc. were up about 3.5% early in the session, while Taiwan’s Taiex advanced 1.8% to a record. Overnight, the Philadelphia Stock Exchange Semiconductor Index closed up 4.3%, the biggest one-day rally since Aug. 4, while Meta shares jumped 11%.