| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hulse William Frank IV | General Counsel and CAO | 1775 WEST OAK COMMONS COURT NE, MARIETTA | /s/William F. Hulse | 17 Mar 2026 | 0001796044 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MDXG | Common Stock | Tax liability | -20,245 | -3.6% | $4.38* | 543,195 | 13 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares withheld by the Company to satisfy tax withholding requirements on vesting of restricted stock. |