Berkshire Hathaway (NYSE: BRK.A)(NYSE: BRK.B), one of the largest companies in the world, has two classes of shares. The original Class A shares have been around since Berkshire went public and have enjoyed an incredible run, with each share now trading at a good deal more than a half-million dollars.

Right now, his holding company, Berkshire Hathaway, is betting on two stocks that every investor should strongly consider. The long-term upside potential for both companies is truly impressive. Few companies have grown as quickly in recent years as Nu Holdings (NYSE: NU).

Nubank, Latin America’s largest fintech bank, has the ability to grow globally. A recent pullback in its parent company’s shares offers an attractive entry point.