Investopedia·2025-10-10 21:52Market Overview - Major U.S. equities indexes experienced significant declines, with the S&P 500 dropping 2.7%, the Nasdaq falling 3.6%, and the Dow losing 1.9% due to concerns over escalating U.S.-China relations and potential tariff hikes by President Trump [2][7]. Technology Sector - High-flying tech stocks, particularly semiconductor-related firms like Synopsys, Advanced Micro Devices, Microchip Technology, and Teradyne, were among the biggest decliners in the S&P 500 [3][7]. - Nvidia, a prominent player in the AI sector, saw its shares decrease nearly 5% after reaching a new intraday record prior to the negative comments from Trump [3]. Consumer Sector - PepsiCo's shares rose nearly 4%, making it the top performer in the S&P 500, following better-than-expected quarterly results and the appointment of a new chief financial officer. The company's growth in international markets contributed to its strong performance, despite declining volumes in North America [5][7]. Automotive Sector - Auto parts retailers, including AutoZone and O'Reilly Automotive, recovered some losses after a Chapter 11 bankruptcy by supplier First Brands. AutoZone's shares increased by 2.7% following the authorization of a $1.5 billion stock repurchase [6].