Stock market today: Dow, S&P 500, Nasdaq sink as Nvidia leaves investors wanting more

Company Performance - Nvidia's shares fell over 2% despite reporting significant beats on quarterly revenue and profit, with guidance also exceeding expectations, raising concerns about competitive threats and the sustainability of AI demand [2] - Salesforce's shares dropped about 4% due to a revenue forecast that fell short of estimates, although they rebounded by more than 2% after CEO Marc Benioff addressed sell-off concerns [3] - Stellantis reported a substantial full-year loss of $26 billion attributed to an EV-related charge, highlighting challenges in the automotive sector [4] Market Trends - US stocks exhibited mixed performance at the opening, with the Dow Jones Industrial Average increasing by approximately 0.4%, while the S&P 500 and Nasdaq Composite declined by 0.2% and 0.4%, respectively, indicating investor uncertainty [1] - Concerns regarding an AI bubble and the impact of AI on traditional sectors have influenced stock performance, particularly in technology [3] Economic Indicators - Initial jobless claims saw a slight increase over the previous week, while continuing claims experienced a small decline, suggesting a stagnated economy as investors await the January wholesale inflation reading [5]