Online review site Yelp Inc. says narrowed its loss in the recent quarter, helped by a steady increase in traffic and expansion into more cities. It began trading on March 2, 2012.
— Nov. 8: Groupon Inc., the No. 1 online deals service, fails to show investors that its business is growing as quickly as they would like. Revenue was below expectations. CEO Andrew Mason says weakness in Europe offset Groupon's "solid performance in North America." Groupon began trading publicly Nov. 4, 2011.
— Tuesday: Internet radio company Pandora Media Inc. says its third-quarter net profit more than tripled to $2 million as revenue rose slightly faster than costs. But it predicts a loss in the fourth quarter, a bad surprise for investors, who sent shares tumbling. The company began trading publicly on June 15, 2011.