| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| CALL | Director | Oct 06, 2015 | Option Exercise | $0.71 | 2,000 | 1,425 | 36,446 | Oct 08, 2015, 04:59 PM |
| CALL | Director | Oct 06, 2015 | Sale | $9.24 | 2,000 | 18,480 | 34,446 | Oct 08, 2015, 04:59 PM |
| CALL | Director | Dec 03, 2012 | Sale | $17.19 | 6,154 | 105,787 | 27,446 | Dec 05, 2012, 06:51 AM |
| CALL | Director | May 10, 2012 | Option Exercise | $5.50 | 23,600 | 129,706 | 33,600 | May 15, 2012, 03:44 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| CALL | Director | Oct 06, 2015 | Option Exercise | 1,425 |
| CALL | Director | Oct 06, 2015 | Sale | 18,480 |
| CALL | Director | Dec 03, 2012 | Sale | 105,787 |
| CALL | Director | May 10, 2012 | Option Exercise | 129,706 |