Seth Klarman, the value investing giant who draws comparisons to Warren Buffett, bought large stakes in two Apple suppliers during the first quarter, according to an SEC filing Friday after the market close.Klarman's hedge fund, Baupost, acquired 5.2 million shares of Qualcomm worth $299 million and 7.2 million shares of Qorvo worth $493 million, according to the March quarter 13F filing. Four times a year, hedge funds file their long positions with the SEC and the information is released to the public 45 days after each quarter ends. Qualcomm licenses its wireless technology and manufactures mobile chipsets. And Qorvo...