Major U.S. indexes gained at midday Monday, as tech stocks surged after Nvidia and Apple supplier Foxconn posted strong fourth-quarter results.

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An exchange-traded fund that holds seven closely watched Big Tech stocks was climbing sharply Monday, with chip maker Nvidia Corp. posting the biggest gains in its portfolio. The Roundhill Magnificent ...

Super Micro Computer stock jumps after rising sharply Friday, Microsoft extends gains after saying it expects to spend $80 ...

US equity indexes rose in midday trading Monday as gains in chip stocks boosted the technology sector. The S&P 500 jumped 1.3% to 6,018.1, with the Nasdaq Composite up 1.8% to 19,975.2 and the Dow ...