While Activision Blizzard Inc. (Nasdaq: ATVI) widened fourth quarter losses to 23 cents per share from 5 cents per share a year earlier, the results topped estimates due to strong sales of its "Call Of Duty: Modern Warfare 2" game. The company also announced a new annual dividend of 15 cents per share and a plan to repurchase up to $1 billion worth of stock. Shares of the game publisher rose 98 cents to $11.08.