SAN FRANCISCO, CA - FILE: The Zynga logo is displayed on the front of the company's former headquarters on December 9, 2011 in San Francisco, California. According to reports December 15, 2011, game ... more 
SAN FRANCISCO, CA - FILE: The Zynga logo is displayed on the front of the company's former headquarters on December 9, 2011 in San Francisco, California. According to reports December 15, 2011, game maker Zynga Inc. will set it's IPO stock price at 10 dollars for trading on Friday. (Photo by Justin Sullivan/Getty Images) less 
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Getty Images | Photo By Justin Sullivan / Getty Images
Thu, Dec 15, 2011 5:10 PM EST