| Investor Name | Invest Money | Lead Investor | Propotion |
|---|
| Announced Date | Round | Money Raised | Investors | |
|---|---|---|---|---|
| May 17, 2006 | Series C | $ 17M | Accel,Greylock,etc. | Detail |
| Dec 5, 2017 | Series B | $ 13M | Forgepoint Capital,U.S. Venture Partners | Detail |
| Jun 3, 2003 | Series B | $ 12M | U.S. Venture Partners,Venrock | Detail |
| Apr 8, 2008 | Series D | $ 20M | Accel,Greylock,etc. | Detail |
| Jun 23, 2016 | Private Equity(PE) | 0 | Elliott Management | Detail |
| Mar 11, 2015 | Series A | $ 8M | Core Ventures,Daher Capital,etc. | Detail |
| Dec 17, 2013 | Series Unknown | $ 2.42M | Karlin Ventures | Detail |