Global equity markets fluctuated sharply after the U.S. Federal Reserve’s recent rate cut sparked debates on the timing of future easing. Nvidia’s market capitalization surged past $5 trillion, driven by relentless AI-chip demand and robust Q3 earnings. Analysts said the company’s performance underscores investor confidence in AI hardware leadership despite macro uncertainty. Tech-heavy indices moved between gains and losses as traders weighed inflation data and Fed guidance. The event reaffirmed Nvidia’s dominance within the semiconductor ecosystem and broader AI growth cycle.