| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Yin Peter | Chief Financial Officer | 16868 VIA DEL CAMPO COURT, SUITE 200, SAN DIEGO | /s/ Peter Yin | 14 Oct 2025 | 0001819639 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RFIL | Common Stock | Tax liability | -$534 | -65 | -0.05% | $8.22 | 118,488 | 10 Oct 2025 | Direct | |
| transaction | RFIL | Common Stock | Tax liability | -$723 | -88 | -0.07% | $8.22 | 118,400 | 11 Oct 2025 | Direct | |
| transaction | RFIL | Common Stock | Tax liability | -$1,315 | -160 | -0.14% | $8.22 | 118,240 | 11 Oct 2025 | Direct |