| Announced Date | Round | Money Raised | Number of Investors | Lead Investors | Post Valuation | |
|---|---|---|---|---|---|---|
| Oct 10, 2013 | Series F | $48M | 3 | — | — | Detail |
| May 29, 2012 | Series E | $40M | 2 | — | — | Detail |
| Jun 9, 2011 | Series D | $19.67M | 2 | — | — | Detail |
| May 27, 2011 | Series D | $20M | 2 | — | — | Detail |
| Jul 12, 2010 | Series C | $16M | 1 | — | — | Detail |
| Aug 1, 2009 | Series B | $11M | 2 | Sequoia Capital , Norwest Venture Partners | — | Detail |
| Mar 1, 2008 | Series A | $8.80M | 2 | — | — | Detail |