| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Dosch Vernon A. | Director | 1200 WEST CENTURY AVENUE, BISMARCK | Anthony D. Foti, Attorney-in-Fact for Vernon A. Dosch | 01 Jul 2025 | 0002043675 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | MDU | Common Stock | Award | $0 | +1,658 | +39% | $0.000000 | 5,921 | 30 Jun 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Pursuant to the issuer's director compensation policy, the reporting person elected to receive common stock in lieu of the cash compensation retainer for service on the issuer's board of directors. |