| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| SDI | Director | Jun 09, 2020 | Option Exercise | $13.15 | 11,773 | 154,815 | 69,504 | Jun 17, 2020, 06:31 PM |
| SDI | Director | Jun 09, 2019 | Option Exercise | $22.00 | 11,257 | 247,654 | 81,277 | Jun 17, 2019, 11:55 AM |
| SDI | President and CEO | Jun 09, 2018 | Option Exercise | $13.61 | 11,652 | 158,584 | 84,534 | Jul 18, 2018, 08:49 PM |
| SDOIA | President and CEO | Dec 28, 2017 | Buy | $11.33 | 2,500 | 28,315 | 96,186 | Jan 02, 2018, 05:00 PM |
| SDOIA | President and CEO | Nov 30, 2017 | Buy | $9.79 | 4,600 | 45,020 | 95,186 | Dec 04, 2017, 04:05 PM |
| SDOI | Director | Apr 07, 2017 | Buy | $0.79 | 150,000 | 118,500 | 150,000 | Apr 11, 2017, 05:01 PM |
| HCHC | Managing Director, Investments | May 21, 2016 | Option Exercise | $4.17 | 7,853 | 32,747 | 90,423 | Jul 11, 2016, 07:14 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| SDI | Director | Jun 09, 2020 | Option Exercise | 154,815 |
| SDI | Director | Jun 09, 2019 | Option Exercise | 247,654 |
| SDI | President and CEO | Jun 09, 2018 | Option Exercise | 158,584 |
| SDOIA | President and CEO | Dec 28, 2017 | Buy | 28,315 |
| SDOIA | President and CEO | Nov 30, 2017 | Buy | 45,020 |
| SDOI | Director | Apr 07, 2017 | Buy | 118,500 |
| HCHC | Managing Director, Investments | May 21, 2016 | Option Exercise | 32,747 |