Wall Street closed its dreary February on a brighter note, as U.S. stock indexes rallied. The S&P 500 jumped 1.6% Friday to trim its loss for the month, enough to make it the worst since only December instead of since April.

Nvidia reported its fourth-quarter results after Wednesday's closing bell. Investors and analysts have focused on early sales of the company's new Blackwell line.

Wall Street took a dim view of Nvidia's quarterly forecast on Thursday with investors pushing the stock down more than 8%, piling pressure on the "Magnificent Seven" stocks that have garnered market skepticism in the last three months.