Warren Buffett has owned a lot of stocks during his career, but there's been one position that's consistently outperformed.

Warren Buffett is the chairman and CEO of Berkshire Hathaway (NYSE:BRK-B), but is perhaps best known for being among the greatest investors of all time. Indeed, any investor that can smash the returns of the S&P 500 over a multi-decade period is worthy of such accolades.

If Edward Sheldon had handed over £10k to investment legend Warren Buffett a decade ago, he'd now be sitting on a much bigger sum.