Shares of Yelp, the online business review site, dropped about 17 percent after it reported a surprise second-quarter loss.   The company also said its chairman, Max Levchin, would step down from the board to pursue other interests. The shares extended losses after that announcement. Levchin, co-founder of PayPal, provided seed funding for Yelp before it filed for an initial public offering in 2011.

Yelp Inc. has dropped 49.46% during the last 3-month period . Year-to-Date the stock performance stands at -56.22%. The company shares have dropped 71.8% in the past 52 Weeks. On September 3, 2014 The shares registered one year high of $86.88 and one year low was seen on August 24, 2015 at $20.5. The 50-day moving average is $28.55 and the 200 day moving average is recorded at $41.55. S&P 500 has rallied 0.67% during the last 52-weeks.