By Patrick Gillespie @CNNMoney December 31, 2015: 5:16 PM ET
Activision Blizzard +92%
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Video game company Activision dominated 2015. It consistently beat Wall Street's expectations by a mile each quarter this year.
Its signature game, Call of Duty, has led the way in sales this year. Activision(ATVI) recognizes that the future of gaming lies in mobile. In November, it acquired King Digital, the maker of Candy Crush, for $5.9 billion.