Warren Buffett is up billions on his Apple bet

Reuters/Shannon Stapleton Since famed investor Warren Buffett'sBerkshire Hathaway started investing inAppleinearly 2016, the technology company's stock has soared. Apple stock is up nearly 70% since the middle of the first quarter of 2016. But despite the stock's sharp rise, and even though Berkshire has already made billions on the massive bet, selling shares of the tech giant is the last thing on Buffett's mind right now. Here's a close look at the billions of dollars Buffett has already made ...