Key Takeaways Nvidia earnings, due Wednesday afternoon, could deliver a blow to an antsy stock market or reignite a recently shaky AI rally.Nvidia's $3 trillion market capitalization gives it more influence over the S&P 500 than any stock but Apple.

Nvidia has led the artificial intelligence boom to become one of the stock market’s biggest companies, as tech giants continue to spend heavily on the company’s chips and data centers needed to train

Nvidia had a rocky start to the year. That has done little to dull its popularity among individual investors, many of whom are positioning for the shares to rally after Wednesday’s earnings report.The graphics-chip maker lost nearly $600 billion in market value in a single session in late January when news of a lower-cost artificial-intelligence model from Chinese company DeepSeek temporarily rattled investors’ confidence in the AI trade.