 Seth Klarman Trades, Portfolio, portfolio manager of the Baupost Group, disclosed this week that his top five trades for the first quarter included the trimming of his eBay Inc. EBAY , Financial and Fox Corp. FOXA , Financial holdings and the closure of his Marathon Petroleum MPC , Financial position. With the proceeds, Klarman established a position in Wills Towers Watson PLC WLTW , Financial and boosted his stake in Alphabet Inc. GOOG , Financial GOOGL , Financial. 