| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| ABOS | Director | Jul 06, 2021 | Buy | $16.00 | 35,000 | 560,000 | 172,324 | Jul 08, 2021, 06:17 PM |
| VRCA | Director | Aug 14, 2020 | Buy | $6.38 | 15,700 | 100,166 | 462,110 | Aug 17, 2020, 04:39 PM |
| VRCA | Director | Aug 13, 2020 | Buy | $6.45 | 15,550 | 100,297 | 446,410 | Aug 17, 2020, 04:39 PM |
| DOVA | Director | Nov 12, 2019 | Option Exercise | $27.50 | 635,665 | 17,480,788 | 0 | Nov 12, 2019, 04:40 PM |
| VRCA | Director | Jan 07, 2019 | Buy | $10.45 | 9,221 | 96,386 | 430,860 | Jan 07, 2019, 08:54 PM |
| DOVA | Director | Dec 20, 2018 | Buy | $6.26 | 31,000 | 194,060 | 635,665 | Dec 21, 2018, 05:07 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| ABOS | Director | Jul 06, 2021 | Buy | 560,000 |
| VRCA | Director | Aug 14, 2020 | Buy | 100,166 |
| VRCA | Director | Aug 13, 2020 | Buy | 100,297 |
| DOVA | Director | Nov 12, 2019 | Option Exercise | 17,480,788 |
| VRCA | Director | Jan 07, 2019 | Buy | 96,386 |
| DOVA | Director | Dec 20, 2018 | Buy | 194,060 |