| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| PGEN | Chief Operating Officer | Jan 27, 2023 | Buy | $1.75 | 9,142 | 15,999 | 62,037 | Jan 30, 2023, 07:27 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| PGEN | Chief Operating Officer | Jan 27, 2023 | Buy | 15,999 |