
As many investors enjoy reviewing the 13F filings from hedge funds and activist investors, one portfolio that many investors love to discuss is that of the Bill & Melinda Gates Foundation.
It should be noted that 54% of the foundation's portfolio is made up of Berkshire Hathaway (NYSE: BRK-A)(NYSE: BRK-B) stock. It's no secret that Microsoft Corp (NASDAQ:MSFT) co-founder Bill Gates and Berkshire CEO Warren Buffett have been close friends for decades.