A Good Way To Buy Berkshire Hathaway At A 21% Discount By: TalkMarkets June 21, 2016 at 20:20 PM EDT BIF is a closed-end fund with 28% invested in Berkshire Hathaway. It is trading at a 21% discount to net asset value. Read More >> Related Stocks: Berkshire Hathaway Berkshire Hathaway Boulder Growth & Income Fund