| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| NVSL | Director | Oct 17, 2014 | Sale | $7.55 | 2,532 | 19,117 | 0 | Oct 21, 2014, 04:31 PM |
| NVSL | Director | Nov 11, 2011 | Buy | $7.60 | 2,500 | 19,000 | 2,500 | Nov 15, 2011, 03:58 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| NVSL | Director | Oct 17, 2014 | Sale | 19,117 |
| NVSL | Director | Nov 11, 2011 | Buy | 19,000 |