Here's why Nvidia will likely become the first company to surpass $4 trillion in market value, what Nvidia and Microsoft must do to continue rising in price, and whether either growth stock is a buy now.

CoreWeave ( CRWV) is the Nvidia ( NVDA) -backed AI stock that’s been one of the biggest winners on Wall Street this year. What started as a crypto side hustle was the best-performing AI tech IPO of 2025, up four times since its March debut.

Nvidia's latest gains reflect the U.S. stock market's return to the "AI trade" that fueled massive gains in chip stocks and related tech companies.