| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| IAIC | Director | Aug 26, 2021 | Option Exercise | $2.00 | 25,000 | 50,000 | 25,000 | Aug 30, 2021, 02:52 PM |
| CRTN | Director | May 11, 2018 | Option Exercise | $0.40 | 25,000 | 10,000 | 12,500 | May 15, 2018, 05:04 PM |
| CRTN | Director | Aug 18, 2016 | Buy | $0.61 | 5,000 | 3,050 | 25,000 | Aug 19, 2016, 04:04 PM |
| NTSC | Director | Oct 05, 2011 | Buy | $4.75 | 800 | 3,800 | 158,322 | Oct 07, 2011, 06:14 PM |
| NTSC | Director | Oct 04, 2011 | Buy | $5.00 | 200 | 1,000 | 157,522 | Oct 05, 2011, 02:29 PM |
| NTSC | Director | Sep 29, 2011 | Buy | $5.19 | 6,000 | 31,140 | 157,322 | Sep 29, 2011, 07:27 PM |
| NTSC | Director | Sep 27, 2011 | Option Exercise | $5.36 | 11,848 | 63,505 | 151,322 | Sep 29, 2011, 04:35 PM |
| NTSC | Director | Sep 22, 2011 | Buy | $5.57 | 300 | 1,670 | 138,474 | Sep 23, 2011, 06:46 PM |
| NTSC | Director | Sep 23, 2011 | Buy | $5.55 | 1,000 | 5,550 | 139,474 | Sep 23, 2011, 06:46 PM |
| NTSC | Director | Aug 02, 2011 | Option Exercise | $3.90 | 10,000 | 39,025 | 138,174 | Aug 04, 2011, 05:08 PM |
| NTSC | Director | Jul 16, 2010 | Option Exercise | $7.92 | 8,018 | 63,503 | 128,174 | Jul 23, 2010, 07:24 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| IAIC | Director | Aug 26, 2021 | Option Exercise | 50,000 |
| CRTN | Director | May 11, 2018 | Option Exercise | 10,000 |
| CRTN | Director | Aug 18, 2016 | Buy | 3,050 |
| NTSC | Director | Oct 05, 2011 | Buy | 3,800 |
| NTSC | Director | Oct 04, 2011 | Buy | 1,000 |
| NTSC | Director | Sep 29, 2011 | Buy | 31,140 |
| NTSC | Director | Sep 27, 2011 | Option Exercise | 63,505 |
| NTSC | Director | Sep 22, 2011 | Buy | 1,670 |
| NTSC | Director | Sep 23, 2011 | Buy | 5,550 |
| NTSC | Director | Aug 02, 2011 | Option Exercise | 39,025 |
| NTSC | Director | Jul 16, 2010 | Option Exercise | 63,503 |