Piper Jaffray analyst Michael Olson raised his price target for Zynga to $5 after spending several days with management. The analyst now has increased visibility regarding the company's prospects for consistent growth and margin expansion in 2018. While 2018 will be another year where Zynga focuses on live services from existing games, the company is building a pipeline of new titles and has several potential growth drivers, including ad revenue in Words With Friends 2 and chat based games, Olson tells investors in a research note. He maintains an Overweight rating on Zynga.