| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| MTSN | Exec. VP Global Business Ops. | May 11, 2016 | Option Exercise | $3.80 | 191,127 | 726,283 | 0 | May 11, 2016, 09:08 PM |
| MTSN | SVP Global Business Operations | Nov 20, 2014 | Option Exercise | $2.67 | 1,174 | 3,135 | 85,850 | Nov 21, 2014, 05:30 PM |
| MTSN | SVP Global Business Operations | Aug 20, 2014 | Option Exercise | $2.22 | 1,205 | 2,675 | 83,899 | Aug 22, 2014, 02:43 PM |
| MTSN | SVP Global Business Operations | May 20, 2014 | Option Exercise | $2.06 | 1,146 | 2,361 | 81,979 | May 21, 2014, 05:15 PM |
| VLO | Sr VP Global Business Operatio | May 01, 2014 | Buy | $1.93 | 20,000 | 38,648 | 80,000 | May 05, 2014, 07:22 PM |
| MTSN | Sr VP Global Business Operatio | Jun 05, 2013 | Buy | $2.12 | 30,000 | 63,600 | 60,000 | Jun 06, 2013, 08:14 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| MTSN | Exec. VP Global Business Ops. | May 11, 2016 | Option Exercise | 726,283 |
| MTSN | SVP Global Business Operations | Nov 20, 2014 | Option Exercise | 3,135 |
| MTSN | SVP Global Business Operations | Aug 20, 2014 | Option Exercise | 2,675 |
| MTSN | SVP Global Business Operations | May 20, 2014 | Option Exercise | 2,361 |
| VLO | Sr VP Global Business Operatio | May 01, 2014 | Buy | 38,648 |
| MTSN | Sr VP Global Business Operatio | Jun 05, 2013 | Buy | 63,600 |