Business: Renren is often called the "Facebook of China," providing a social network to users in that country.
IPO date: May 3, 2011
Cash raised: $743 million
Stock performance: Renren's shares are down nearly 63 percent since its IPO.
May 17, 2012 11:00 AM PDT
Photo by: Renren
| Caption by: Don Reisinger
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