| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Palmer Ben M | President and CEO, Director | 2801 BUFORD HIGHWAY NE, SUITE 300, ATLANTA | /s/ Ben M. Palmer | 29 Jan 2026 | 0001130208 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MPX | Common Stock $.10 Par Value | Award | +85,300 | +16% | 612,054 | 27 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents 85,300 shares of restricted stock that vest annually in 33 1/3 percent increments beginning in 2027. |