| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Duff Mark | President and CEO, Director | 8302 DUNWOODY PLACE,, SUITE 250, ATLANTA, | /s/ Mark Duff | 12 Sep 2025 | 0001678382 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PESI | Common Stock | Purchase | $7,220 | +897 | +0.67% | $8.05 | 134,556 | 11 Sep 2025 | Direct |