| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| "NHF" | 10% Owner | May 20, 2016 | Option Exercise | $19.98 | 27,223 | 543,924 | 2,022,612 | May 24, 2016, 06:23 PM |
| "NHF" | 10% Owner | Apr 20, 2016 | Option Exercise | $18.52 | 28,941 | 535,987 | 1,974,161 | Apr 22, 2016, 04:05 PM |
| "NHF" | 10% Owner | Mar 22, 2016 | Option Exercise | $18.62 | 28,348 | 527,945 | 1,922,523 | Mar 24, 2016, 04:20 PM |
| "NHF" | 10% Owner | Feb 18, 2016 | Option Exercise | $17.63 | 51,834 | 913,844 | 1,871,276 | Feb 22, 2016, 05:35 PM |
| "NHF" | 10% Owner | Jan 20, 2016 | Option Exercise | $19.02 | 47,372 | 901,015 | 1,794,960 | Jan 22, 2016, 04:19 PM |
| "NHF" | 10% Owner | Dec 22, 2015 | Option Exercise | $21.02 | 42,312 | 889,398 | 1,711,916 | Dec 23, 2015, 04:05 PM |
| "NHF" | 10% Owner | Nov 19, 2015 | Option Exercise | $22.54 | 38,992 | 878,880 | 1,663,894 | Nov 23, 2015, 08:18 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| "NHF" | 10% Owner | May 20, 2016 | Option Exercise | 543,924 |
| "NHF" | 10% Owner | Apr 20, 2016 | Option Exercise | 535,987 |
| "NHF" | 10% Owner | Mar 22, 2016 | Option Exercise | 527,945 |
| "NHF" | 10% Owner | Feb 18, 2016 | Option Exercise | 913,844 |
| "NHF" | 10% Owner | Jan 20, 2016 | Option Exercise | 901,015 |
| "NHF" | 10% Owner | Dec 22, 2015 | Option Exercise | 889,398 |
| "NHF" | 10% Owner | Nov 19, 2015 | Option Exercise | 878,880 |