| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| NSYS | Director | Aug 11, 2016 | Buy | $3.87 | 500 | 1,933 | 500 | Aug 12, 2016, 02:07 PM |
| MTSC | Director | Aug 25, 2012 | Option Exercise | $49.42 | 2,579 | 127,454 | 9,956 | Dec 27, 2012, 12:49 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| NSYS | Director | Aug 11, 2016 | Buy | 1,933 |
| MTSC | Director | Aug 25, 2012 | Option Exercise | 127,454 |