| Series | Number of Warrants | Exercise Price | Expiration Date | |||||||
| L | 6,250 | $ | 3.12 | March 31, 2014 | ||||||
| N | 100,000 | $ | 6.25 | February 22, 2015 | ||||||
| O | 230,900 | $ | 5.50 | February 22, 2015 | ||||||
| P | 2,187 | $ | 6.25 | February 16, 2015 | ||||||
| Q | 133,333 | $ | 5.50 | February 22, 2015 | ||||||
| R | 1,832,602 | $ | 9.90 | June 22, 2016 | ||||||
| Total | $ | 2,305,272 | ||||||||