| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| He Hong | Director | C/O 201 MITTEL DRIVE, WOOD DALE | /s/ Hong He | 12 Sep 2025 | 0001791581 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | PSIX | Common Stock | Sale | $95,000 | -1,000 | -4.7% | $95.00 | 20,250 | 10 Sep 2025 | Direct | |
| transaction | PSIX | Common Stock | Sale | $141,000 | -1,500 | -7.4% | $94.00 | 18,750 | 11 Sep 2025 | Direct |