The third quarter 13F filing for Viking Global Investors shows increases in 19 stocks and reductions in 25 stocks, as well as new purchases of 22 stocks and sell-offs of 15 stocks.

Viking Global Buys Wal-Mart, Facebook, RIMM; Sells Home Depot

At the end of the third quarter, the firm’s largest holdings were in News Corp (NASDAQ:NWSA) (NASDAQ:NWS), Apple Inc. (NASDAQ:AAPL), Visa Inc (NYSE:V), QUALCOMM, Inc. (NASDAQ:QCOM), and Time Warner Inc. (NYSE:TWX).

Additions And Increases

Viking Global’s new notable purchases include Wal-Mart Stores, Inc. (NYSE:WMT), Viacom, Inc. (NASDAQ:VIAB), Facebook Inc (NASDAQ:FB), Citigroup Inc. (NYSE:C), and Research In Motion Limited (NASDAQ:RIMM) (TSE:RIM).

The firm increased its shares of Apple and SanDisk Corporation (NASDAQ:SNDK). It also purchased almost 11 million shares of Time Warner and also added to its holdings in QUALCOMM, Inc. (NASDAQ:QCOM) and News Corp (NASDAQ:NWS) (NASDAQ:NWSA).

Sell-Offs And Reductions

Viking Global sold off all its shares in Pfizer Inc. (NYSE:PFE), Host Hotels and Resorts Inc (NYSE:HST), Dollar General Corp. (NYSE:DG), and Onyx Pharmaceuticals, Inc. (NASDAQ:ONXX). It also sold out its shares of The Home Depot, Inc. (NYSE:HD).

The firm reduced its position in Berkshire Hathaway Inc. (NYSE:BRK.A) (NYSE:BRK.B), Invesco Ltd. (NYSE:IVZ), U.S. Bancorp (NYSE:USB) and Humana Inc. (NYSE:HUM).