The San Francisco-based online game company said Thursday that it sees a net loss of 12 to 14 cents per share. Excluding one-time items the company expects to break even or post a loss of 1 cent per share.
Zynga Inc. also forecast revenue of $300 million to $305 million.
Analysts expect breakeven earnings on revenue of $286.7 million, according to FactSet.
Zynga will take a charge of $85 million to $95 million on its OMGPop acquisition, the company behind "Draw Something."
Zynga shares tumbled 15 percent in after-hours trading.