Billionaire Warren Buffett Sold 41% of Berkshire's Stake in Bank of America and Is Piling Into an Industry Leader That's Gained Almost 47,000% Since Its IPO

This lesser-known stock has been one of the stock market's best performers over the past couple of decades.

Few people command as much attention in the investing world as famed investor Warren Buffett . And when you look at his personal success and the success of Berkshire Hathaway ( BRK.A -0.13% ) ( BRK.B -0.06% ) -- a company that he's led since 1965 -- it's easy to see why.

Buffett has amassed a net worth of over $140 billion, which is more than the market cap of companies like Lowe's , Capital One , and Nike . And Berkshire? Well, it's the world's 11th-largest public company , with a market cap of over $1 trillion (as of Aug. 19). So, when Buffett and Berkshire make investing moves, people tune in.

A recent move that people have taken note of is Berkshire red