| Date | Name | Title | Type | Security | Shares | Price | Value | Ownership | Reported |
| 02/08/2013 | DEMPSEY NEAL | 10% Owner | Disposition | Common Stock | 5.9M | $0.00 | $0 | Directly owned by Bay Partners X, L.P. | 02/08/2013 |
| 02/08/2013 | DEMPSEY NEAL | 10% Owner | Disposition | Common Stock | 328.6k | $0.00 | $0 | Directly owned by Bay Partners X Entrepreneurs Fund, L.P. | 02/08/2013 |
| 12/31/2012 | Payne Joseph P. | CEO | Exercise | Stock Option (right to buy) | 880k | $1.00 | $880k | | 12/31/2012 |
| 12/31/2012 | Clarke Donald E | CFO and Treasurer | Exercise | Stock Option (right to buy) | 35k | $1.58 | $55.3k | | 12/31/2012 |
| 12/31/2012 | Clarke Donald E | CFO and Treasurer | Exercise | Stock Option (right to buy) | 4.6k | $1.55 | $7.1k | | 12/31/2012 |
| 12/21/2012 | Bessemer Venture Partners VII L.P. | 10% Owner | Other (disposition) | Common Stock | 5.2M | $0.00 | $0 | See Footnotes | 12/21/2012 |
| 12/17/2012 | JMI Associates IV, LLC | 10% Owner | Other (disposition) | Common Stock | 8.3M | $0.00 | $0 | See footnote | 12/17/2012 |
| 08/07/2012 | JMI Associates IV, LLC | 10% Owner | Conversion | Series C Convertible Preferred Stock | 3.9M | $0.00 | $0 | See footnotes | 08/07/2012 |
| 08/07/2012 | JMI Associates IV, LLC | 10% Owner | Conversion | Series B Convertible Preferred Stock | 4.8M | $0.00 | $0 | See footnotes | 08/07/2012 |
| 08/07/2012 | JMI Associates IV, LLC | 10% Owner | Conversion | Series A Convertible Preferred Stock | 12.1M | $0.00 | $0 | See footnotes | 08/07/2012 |
| 08/07/2012 | JMI Associates IV, LLC | 10% Owner | Conversion | Common Stock | 8.3M | $0.00 | $0 | See footnotes | 08/07/2012 |
| 08/07/2012 | DEMPSEY NEAL | 10% Owner | Conversion | Series C Convertible Preferred Stock | 61.6k | $0.00 | $0 | Directly owned by Bay Partners X Entrepreneurs Fund, L.P. | 08/07/2012 |
| 08/07/2012 | DEMPSEY NEAL | 10% Owner | Conversion | Series B Convertible Preferred Stock | 267k | $0.00 | $0 | Directly owned by Bay Partners X Entrepreneurs Fund, L.P. | 08/07/2012 |
| 08/07/2012 | DEMPSEY NEAL | 10% Owner | Conversion | Series C Convertible Preferred Stock | 1.1M | $0.00 | $0 | Directly owned by Bay Partners X, L.P. | 08/07/2012 |
| 08/07/2012 | DEMPSEY NEAL | 10% Owner | Conversion | Series B Convertible Preferred Stock | 4.8M | $0.00 | $0 | Directly owned by Bay Partners X, L.P. | 08/07/2012 |
| 08/07/2012 | DEMPSEY NEAL | 10% Owner | Conversion | Common Stock | 328.6k | $0.00 | $0 | Directly owned by Bay Partners X Entrepreneurs Fund, L.P. | 08/07/2012 |
| 08/07/2012 | DEMPSEY NEAL | 10% Owner | Conversion | Common Stock | 5.9M | $0.00 | $0 | Directly owned by Bay Partners X, L.P. | 08/07/2012 |
| 08/01/2012 | Payne Joseph P. | CEO | Exercise | Stock Option (right to buy) | 99.1k | $1.00 | $99.1k | | 08/01/2012 |