Many consider Warren Buffett the world's greatest long-term investor, so it's a ringing endorsement for any stock he holds in his portfolio. Investors can follow Buffett's picks via his holding company, Berkshire Hathaway. The company's massive portfolio is worth hundreds of billions of dollars and holds dozens of stocks.

Investors should always do their homework and make their own buying and selling choices, but Berkshire's portfolio is a great starting point for finding some ideas. Here are two Buffett stocks worth buying today, and one that investors should avoid.

This Warren Buffett stock is one many Americans won't recognize. Nu Holdings (NYSE: NU) is a Latin American digital-banking company that services consumers in Brazil, Mexico, and Columbia.

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Source Fool.com