Bubble talk has been rising on Wall Street in the years since ChatGPT set off an AI frenzy in the stock market.

Currently, Nvidia accounts for nearly 8 percent of the S&P 500. That’s the highest weighting for a single stock in 45 years, according to Todd Sohn, senior ETF strategist at Strategas Securities. For ...

Tech stocks were an outlier, though, and the Nasdaq composite rose 0.2% to set another record thanks to Nvidia, the market’s ...

Major U.S. equities indexes were mixed at midday Tuesday while China trade developments in the semiconductor sector boosted tech stocks.

It seems like megacap technology stocks are throwing a party on Wall Street on Tuesday as investors cheered Nvidia's return to the Chinese AI market, but the rest of the market is sitting this one out ...

Nvidia’s market cap crossed the $1 trillion threshold in May 2023, and the $3 trillion threshold a little more than a year ...