FILE PHOTO: A smartphone with a displayed NVIDIA logo is placed on a computer motherboard in this illustration taken March 6, 2023. REUTERS/Dado Ruvic/Illustration/File Photo
NEW YORK (Reuters) -Nvidia's huge stock rally is still exerting an outsized influence over the S&P 500 index, reinforcing concerns that broader markets could be hurt if the chipmaking giant's fortunes turn.
This year's 140% surge in shares of Nvidia, whose chips are seen as the gold standard in artificial intelligence applications, has accounted for about a quarter of the S&P 500's 17% gain.
