Explosions heard at the US Fifth Fleet headquarters in Bahrain; alarms have sounded in Manama and residents told to shelter in place.

Capital Economics senior markets economist James Reilly said in a note the 2- to 10-year US Treasury yield spread is expected to narrow further over the coming months and could invert. He warned escalating tensions in the Strait of Hormuz could trigger a full inversion. Reilly said a jump in 2-year real yields has driven the recent flattening and, as investors lift rate expectations, the curve should continue to flatten in the near term.

A股液冷服務器板塊持續走弱，金富科技連續4日跌停，劍橋科技、飛龍股份、光迅科技連續3日跌停，道明光學、遠東股份、小崧股份、風華高科、光迅科技、大元泵業、興瑞科技、艾華集團、金富科技觸及跌停，鴻富瀚跌超10%，震安科技、博傑股份、豪爾賽、東陽光、川潤股份跟跌。