Shares of technology companies rose amid artificial-intelligence momentum.
AI-enabling chip maker Nvidia became the first U.S. company in history to hit a $4 trillion valuation, according to Dow Jones Market Data.
Copper tariffs could increase the cost of data-center development, potentially slowing the building of AI infrastructure, analysts warned.
Apple Chief Operating Officer Jeff Williams will step down from his role after roughly a decade as Chief Executive Tim Cook's lieutenant.
Write to Rob Curran at rob.curran@dowjones.com
(END) Dow Jones Newswires
July 09, 2025 17:10 ET (21:10 GMT)
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