Some of the companies are competitors, but Warren Buffett still owns and loves them all. Through his holding company, Berkshire Hathaway, Warren Buffett has generated multi-decade average annual returns of roughly 20%. It pays to pay attention to what he is buying. There are four Buffett stocks in particular that investors should dive deeper into right now. These 2 Buffett stocks are growth superstars Few stocks have outperformed Visa (V 0.79%) or Mastercard (MA 0.33%) since they went public. Over the past ...