| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Yin Peter | Chief Financial Officer | 16868 VIA DEL CAMPO COURT, SUITE 200, SAN DIEGO | /s/ Peter Yin | 13 Jan 2026 | 0001819639 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RFIL | Common Stock | Tax liability | $280 | -47 | -0.04% | $5.96 | 133,818 | 10 Jan 2026 | Direct | |
| transaction | RFIL | Common Stock | Tax liability | $1,115 | -187 | -0.14% | $5.96 | 133,631 | 11 Jan 2026 | Direct | |
| transaction | RFIL | Common Stock | Tax liability | $5,128 | -770 | -0.58% | $6.66 | 132,861 | 13 Jan 2026 | Direct |