| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| OTCQB:NESC | Chairman of the Board and CEO | Jul 29, 2016 | Option Exercise | $0.26 | 20,312,500 | 5,250,000 | 29,947,234 | Aug 02, 2016, 05:23 PM |
| OTCQB:NESC | Chairman of the Board and CEO | Jun 14, 2016 | Buy | $0.28 | 100,000 | 27,870 | 9,634,734 | Jun 16, 2016, 04:47 PM |
| NES | Chairman of the Board and CEO | Dec 04, 2015 | Buy | $0.84 | 50,000 | 41,890 | 10,189,734 | Dec 07, 2015, 06:05 AM |
| NES | See Remarks | Nov 25, 2015 | Buy | $0.94 | 30,000 | 28,092 | 10,139,734 | Nov 30, 2015, 06:05 AM |
| NES | See Remarks | May 14, 2015 | Buy | $5.25 | 25,000 | 131,200 | 10,109,734 | May 15, 2015, 09:00 AM |
| NES | See Remarks | Dec 12, 2014 | Buy | $6.77 | 31,400 | 212,704 | 10,084,734 | Dec 15, 2014, 09:15 AM |
| NES | See Remarks | Dec 11, 2014 | Buy | $7.12 | 50,000 | 356,000 | 10,053,334 | Dec 12, 2014, 09:15 AM |
| NES | See Remarks | Dec 10, 2014 | Buy | $6.43 | 18,600 | 119,691 | 10,003,334 | Dec 11, 2014, 09:00 AM |
| NES | Chairman of the Board and CEO | Nov 25, 2014 | Buy | $11.42 | 4,100 | 46,810 | 9,984,734 | Nov 26, 2014, 09:00 AM |
| NES | See Remarks | Nov 19, 2014 | Buy | $8.01 | 16,315 | 130,760 | 9,980,634 | Nov 21, 2014, 06:02 AM |
| NES | See Remarks | Nov 18, 2014 | Buy | $8.44 | 50,000 | 422,050 | 9,964,319 | Nov 20, 2014, 06:03 AM |
| NES | See Remarks | Nov 17, 2014 | Buy | $8.52 | 25,000 | 212,950 | 9,914,319 | Nov 19, 2014, 06:30 AM |
| NES | See Remarks | Nov 14, 2014 | Buy | $8.55 | 50,000 | 427,300 | 9,889,319 | Nov 18, 2014, 06:02 AM |
| NES | See Remarks | Nov 13, 2014 | Buy | $7.89 | 25,000 | 197,375 | 9,839,319 | Nov 13, 2014, 06:39 PM |
| NES | See Remarks | Nov 12, 2014 | Buy | $8.24 | 25,000 | 206,000 | 9,814,319 | Nov 13, 2014, 06:39 PM |
| NES | See Remarks | Sep 04, 2014 | Buy | $13.27 | 25,000 | 331,750 | 9,689,768 | Sep 08, 2014, 06:05 AM |
| NES | See Remarks | Sep 05, 2014 | Buy | $13.81 | 99,551 | 1,374,799 | 9,789,319 | Sep 08, 2014, 06:05 AM |
| NES | See Remarks | Mar 27, 2014 | Buy | $19.07 | 10,000 | 190,663 | 9,664,768 | Mar 31, 2014, 08:30 AM |
| NES | See Remarks | Mar 25, 2014 | Buy | $18.60 | 28,477 | 529,624 | 9,654,768 | Mar 27, 2014, 08:30 AM |
| NES | See Remarks | Dec 11, 2013 | Buy | $14.37 | 25,000 | 359,323 | 9,626,291 | Dec 12, 2013, 09:01 AM |
| NES | See Remarks | Dec 10, 2013 | Buy | $14.50 | 1,291 | 18,726 | 9,601,291 | Dec 12, 2013, 09:01 AM |
| NES | CEO & Vice -Chairman | Nov 29, 2013 | Buy | $1.70 | 100,000 | 169,500 | 96,000,000 | Dec 02, 2013, 09:00 AM |
| NES | CEO & Vice -Chairman | Aug 30, 2013 | Buy | $2.32 | 550,000 | 1,275,945 | 95,900,000 | Sep 03, 2013, 10:41 AM |
| NES | CEO & Vice -Chairman | Aug 29, 2013 | Buy | $2.30 | 350,000 | 805,210 | 95,350,000 | Sep 03, 2013, 10:41 AM |
| NES | CEO & Vice -Chairman | Aug 30, 2013 | Buy | $2.32 | 550,000 | 1,275,945 | 95,900,000 | Sep 03, 2013, 09:28 AM |
| NES | CEO & Vice -Chairman | Aug 29, 2013 | Buy | $2.30 | 350,000 | 805,210 | 95,350,000 | Sep 03, 2013, 09:28 AM |
| Symbol | Relationship | Date | Transaction | Value($) |
| OTCQB:NESC | Chairman of the Board and CEO | Jul 29, 2016 | Option Exercise | 5,250,000 |
| OTCQB:NESC | Chairman of the Board and CEO | Jun 14, 2016 | Buy | 27,870 |
| NES | Chairman of the Board and CEO | Dec 04, 2015 | Buy | 41,890 |
| NES | See Remarks | Nov 25, 2015 | Buy | 28,092 |
| NES | See Remarks | May 14, 2015 | Buy | 131,200 |
| NES | See Remarks | Dec 12, 2014 | Buy | 212,704 |
| NES | See Remarks | Dec 11, 2014 | Buy | 356,000 |
| NES | See Remarks | Dec 10, 2014 | Buy | 119,691 |
| NES | Chairman of the Board and CEO | Nov 25, 2014 | Buy | 46,810 |
| NES | See Remarks | Nov 19, 2014 | Buy | 130,760 |
| NES | See Remarks | Nov 18, 2014 | Buy | 422,050 |
| NES | See Remarks | Nov 17, 2014 | Buy | 212,950 |
| NES | See Remarks | Nov 14, 2014 | Buy | 427,300 |
| NES | See Remarks | Nov 13, 2014 | Buy | 197,375 |
| NES | See Remarks | Nov 12, 2014 | Buy | 206,000 |
| NES | See Remarks | Sep 04, 2014 | Buy | 331,750 |
| NES | See Remarks | Sep 05, 2014 | Buy | 1,374,799 |
| NES | See Remarks | Mar 27, 2014 | Buy | 190,663 |
| NES | See Remarks | Mar 25, 2014 | Buy | 529,624 |
| NES | See Remarks | Dec 11, 2013 | Buy | 359,323 |
| NES | See Remarks | Dec 10, 2013 | Buy | 18,726 |
| NES | CEO & Vice -Chairman | Nov 29, 2013 | Buy | 169,500 |
| NES | CEO & Vice -Chairman | Aug 30, 2013 | Buy | 1,275,945 |
| NES | CEO & Vice -Chairman | Aug 29, 2013 | Buy | 805,210 |
| NES | CEO & Vice -Chairman | Aug 30, 2013 | Buy | 1,275,945 |
| NES | CEO & Vice -Chairman | Aug 29, 2013 | Buy | 805,210 |