Stock market today: Dow, S&P 500, Nasdaq stage comeback as Trump tempers tariff talk toward China

US stocks surged on Monday, bouncing back from Friday's rout after President Trump played down the escalating US trade ...

OpenAI taps Broadcom to build its first AI processor in latest chip deal

Shares of Broadcom rose more than 7% in early trading. The companies said on Monday that OpenAI would design the chips, which Broadcom will develop and deploy starting in the second half of 2026. The ...