| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Shah Rutul R | Chief Operating Officer | 20374 SENECA MEADOWS PARKWAY, GERMANTOWN | /s/ Rutul R. Shah, by Donald P. Lehr, as attorney-in-fact | 30 Sep 2025 | 0001947221 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PGEN | Common Stock | Purchase | $6,800 | +2,000 | +0.5% | $3.40 | 405,959 | 26 Sep 2025 | Direct |