| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ICD | Director | Sep 27, 2022 | Buy | $2.93 | 5,000 | 14,649 | 29,939 | Sep 28, 2022, 05:36 PM |
| ICD | Director | Jun 07, 2021 | Buy | $4.11 | 4,000 | 16,434 | 11,198 | Jun 08, 2021, 01:21 PM |
| ICD | Director | Aug 29, 2019 | Buy | $1.11 | 18,818 | 20,888 | 35,818 | Aug 30, 2019, 12:07 PM |
| ICD | Director | Dec 20, 2018 | Buy | $2.86 | 17,000 | 48,620 | 17,000 | Dec 21, 2018, 01:34 PM |
| SVNT | See Remarks | Mar 31, 2017 | Option Exercise | $42.73 | 4,448 | 190,063 | 184,891 | Apr 04, 2017, 04:41 PM |
| SVNT | See Remarks | Dec 31, 2016 | Option Exercise | $45.00 | 6,456 | 290,520 | 189,339 | Jan 10, 2017, 07:42 PM |
| SVNT | See Remarks | Sep 23, 2016 | Option Exercise | $17.31 | 24,205 | 418,989 | 195,795 | Sep 27, 2016, 04:43 PM |
| SSEIQ | See Remarks | Jul 28, 2016 | Option Exercise | $0.10 | 97,036 | 10,189 | 326,897 | Aug 01, 2016, 07:35 PM |
| SSE | See Remarks | Jul 02, 2016 | Option Exercise | $0.09 | 865 | 78 | 423,933 | Jul 06, 2016, 05:01 PM |
| SSE | See Remarks | Jul 01, 2016 | Option Exercise | $0.09 | 23,988 | 2,159 | 424,798 | Jul 06, 2016, 05:01 PM |
| SSE | See Remarks | Mar 15, 2016 | Option Exercise | $0.76 | 1,143 | 869 | 448,786 | Mar 16, 2016, 04:16 PM |
| SSE | See Remarks | Mar 03, 2016 | Option Exercise | $0.70 | 23,885 | 16,626 | 449,929 | Mar 07, 2016, 06:12 PM |
| SSE | See Remarks | Jan 07, 2016 | Option Exercise | $0.88 | 1,345 | 1,184 | 594,410 | Jan 11, 2016, 05:44 PM |
| SSE | See Remarks | Jan 03, 2016 | Option Exercise | $1.05 | 1,057 | 1,110 | 595,755 | Jan 05, 2016, 04:04 PM |
| SSE | See Remarks | Aug 25, 2015 | Buy | $2.04 | 20,000 | 40,748 | 596,812 | Aug 27, 2015, 04:59 PM |
| SSE | See Remarks | Nov 06, 2014 | Buy | $11.26 | 8,000 | 90,056 | 351,380 | Nov 06, 2014, 04:44 PM |
| SSE | President - Nomac Drilling | Jul 29, 2014 | Option Exercise | $23.63 | 2,720 | 64,274 | 60,395 | Jul 31, 2014, 05:21 PM |
| SSE | See Remarks | Jul 11, 2014 | Option Exercise | $25.55 | 2,200 | 56,201 | 64,114 | Jul 15, 2014, 09:16 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ICD | Director | Sep 27, 2022 | Buy | 14,649 |
| ICD | Director | Jun 07, 2021 | Buy | 16,434 |
| ICD | Director | Aug 29, 2019 | Buy | 20,888 |
| ICD | Director | Dec 20, 2018 | Buy | 48,620 |
| SVNT | See Remarks | Mar 31, 2017 | Option Exercise | 190,063 |
| SVNT | See Remarks | Dec 31, 2016 | Option Exercise | 290,520 |
| SVNT | See Remarks | Sep 23, 2016 | Option Exercise | 418,989 |
| SSEIQ | See Remarks | Jul 28, 2016 | Option Exercise | 10,189 |
| SSE | See Remarks | Jul 02, 2016 | Option Exercise | 78 |
| SSE | See Remarks | Jul 01, 2016 | Option Exercise | 2,159 |
| SSE | See Remarks | Mar 15, 2016 | Option Exercise | 869 |
| SSE | See Remarks | Mar 03, 2016 | Option Exercise | 16,626 |
| SSE | See Remarks | Jan 07, 2016 | Option Exercise | 1,184 |
| SSE | See Remarks | Jan 03, 2016 | Option Exercise | 1,110 |
| SSE | See Remarks | Aug 25, 2015 | Buy | 40,748 |
| SSE | See Remarks | Nov 06, 2014 | Buy | 90,056 |
| SSE | President - Nomac Drilling | Jul 29, 2014 | Option Exercise | 64,274 |
| SSE | See Remarks | Jul 11, 2014 | Option Exercise | 56,201 |