| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| YAZDI MAHVASH | Director | 3010 W. 69TH STREET, SIOUX FALLS | Emily L. Folsom, by power of attorney | 07 Oct 2025 | 0001182496 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NWE | Common Stock | Award | $37.5K | +640 | +3.16% | $58.61 | 20.9K | 06 Oct 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Fourth quarter stock grant for 2025 received pursuant to the NorthWestern Energy Group, Inc. compensation rate schedule for non-employee directors. |
| F2 | Includes shares acquired from dividend reinvestment. |