Nvidia’s fourth-quarter results exceeded Wall Street estimates, driving a 1.4% pre-report gain and further after-hours upside. The chipmaker’s guidance for the current quarter, ranging from $76.44 billion to $79.56 billion, surpassed forecasts and alleviated recent market anxieties about AI investment sustainability. As the world’s largest company by market value and the S&P 500’s top-weighted stock, its performance sets the tone for the entire tech sector.

The company’s data center segment, its primary AI engine, generated a record $62.3 billion in the quarter, a 75% year-over-year increase. Crucially, hyperscalers like Microsoft, Amazon, and Meta now account for over 50% of that revenue, up from approximately 50% last period. This concentration underscores the massive capital expenditure cycles at these firms, which CEO Jensen Huang directly tied to the emerging “agentic AI” compute demand.

While Nvidia’s partners saw stock fluctuations—Meta, Amazon, and Microsoft dipped 0.1% to 0.4% in extended trading—the broader tech complex found support from the results. AMD slipped despite its own Meta GPU deal, while Anthropic’s new partnerships lifted some software names. A separate report on Stripe’s potential PayPal acquisition added a fintech dimension, though Nvidia’s earnings dominated market attention and reinforced the ongoing AI infrastructure build-out.