| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Lambeth George Patrick | 10%+ Owner | 625 KENMOOR AVE SE STE 350, GRAND RAPIDS | George Lambeth | 21 Jul 2025 | 0002077635 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | YHC | Common Stock | Sale | $546,318 | -180,000 | -100% | $3.04 | 0 | 17 Jul 2025 | Direct |