| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| NSR | Director | Aug 08, 2017 | Option Exercise | $33.50 | 27,032 | 905,572 | 0 | Aug 08, 2017, 06:26 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| NSR | Director | Aug 08, 2017 | Option Exercise | 905,572 |