Google shares rise on analyst upgrades

Soliel Securities cites future revenue streams

Shares of Google Inc. rose Friday as analysts touted the online giant's prospects. Soleil Securities analyst Laura Martin upgraded her rating on Google shares from "hold" to "buy," arguing future new revenue streams will create new opportunities for the firm. Meanwhile, Cowen and Co. lowered its U.S. Web advertising forecast, but kept its "outperform" rating on Google, arguing the company will get 45% of the incremental ad gain this year. Google shares closed up 3.4% at $491.98.