David Tepper’s Appaloosa Management disclosed in an SEC filing its holdings as of December 31, 2017. Appaloosa’s 11 new buys during the fourth quarter included, by size of position, T-Mobile US (TMUS), Comcast (CMCSA), MGM Resorts (MGM), and Caesars Entertainment (CZR). Appaloosa exited 12 positions during the quarter, including by size of previous position, PNC (PNC), Whirlpool (WHR), Kinder Morgan (KMI), CBS (CBS), and Hain Celestial (HAIN). Appaloosa increased its stake in 16 holdings, including by size of previous position, Apple (AAPL), Micron (MU), Facebook (FB), and Bank of America (BAC). Appaloosa reduced its stake in 17 holdings, including by size of previous position, Western Digital (WDC), Alphabet (GOOG), Williams Partners (WPZ), Owens Corning (OC), and Energy Tranfer Partners (ETP). Appaloosa’s top holdings as of December 31, 2017, in order of size, were Micron, Facebook, Apple, and Alibaba Group (BABA).