Meta Platforms and most other U.S. stocks are rising Thursday following a rush of profit reports from some of the country’s most influential companies, but drops for Nvidia and Microsoft are keeping the market in check.

Technology stocks were rocked to their core Monday after claims made by a Chinese start-up threatened to upend the existing artificial intelligence (AI) paradigm.

Shares of Nvidia ( NVDA -5.29%) were sinking Wednesday. The company's stock fell 6.2% as of 2:20 p.m. ET, but lost as much as 6.9% earlier in the day. The move comes as the S&P 500 ( ^GSPC -0.39%) and Nasdaq Composite ( ^IXIC -0.54%) lost 0.8% and 1.1%, respectively.

US stocks and shares in chip-making giant Nvidia on Tuesday clawed back some of their losses following a steep sell-off a day earlier triggered by the sudden success of Chinese