Zynga reports first-quarter quarter revenue of $321 million SAN FRANCISCO (Reuters) - Zynga Inc posted first-quarter revenue of $321 million, beating Wall Street expectations on the back of an increase in user numbers and strong performances from new titles, including Hidden Chronicles and Slingo. On an adjusted basis, the social gaming company reported a profit of $47 million, or 6 cents a share. That compares with earnings of $16.7 million a year earlier. Analysts on average were expecting revenue of $317.25 million, according to Thomson Reuters I/B/E/S. Zynga reported bookings of $329 million. The San Francisco-based company said monthly active users increased by 24 percent to 292 million from a year earlier. Reporting by Gerry Shih; editing by Dale Hudson and Andre Grenon