Warren Buffett donates another $6 billion in Berkshire Hathaway shares—with the lion’s share going to the Gates Foundation

Warren Buffett has given away the biggest chunk of his fortune since he began distributing it in 2006. The soon-to-be-former CEO of Berkshire Hathaway has donated 12.36 million Berkshire Class B shares, worth $6 billion, to the Gates Foundation and…