America's largest oil and gas company is no dinosaur. The oil and gas stock can still be a great addition to your portfolio.

Nvidia has overtaken Microsoft as the largest U.S. company by market value, regaining the throne that it forfeited during the AI-stock selloff in late January. Nvidia shares rose 2.9% during Tuesday’s trading.

Nvidia reclaims top spot as the most valuable publicly traded company with a $3.45 trillion market cap, surpassing Microsoft.