| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| NVLS | Exec Vice President / COO | May 05, 2017 | Buy | $2.34 | 10,000 | 23,400 | 10,000 | May 09, 2017, 02:01 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| NVLS | Exec Vice President / COO | May 05, 2017 | Buy | 23,400 |