Zynga shares slide after privileged status with Facebook ends

http://www.reuters.com/article/2012/11/30/us-zynga-shares-idUSBRE8AT0VC20121130

Shares of gaming company Zynga Inc fell as much as 10 percent, a day after the "Farmville" creator reached an agreement with Facebook Inc that reduces its dependence on the social networking giant.