| Name | Relationship | Address | Signature | Signature date | CIK | 
|---|---|---|---|---|---|
| Goodin David L | Director | NORTHWESTERN ENERGY, 3010 W 69TH STREET, SIOUX FALLS | Emily L. Folsom, by power of attorney | 2025-07-07 | 0001428704 | 
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes | 
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NWE | Common Stock | Award | $37.5K | +731 | +28.34% | $51.30 | 3.31K | Jul 1, 2025 | Direct | F1 | 
| Id | Content | 
|---|---|
| F1 | Third quarter stock grant for 2025 received pursuant to the NorthWestern Energy Group, Inc. compensation rate schedule for non-employee directors. |