| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Hines John D | VP - Energy Supply & MT Gov | 208 N. MONTANA AVENUE, SUITE 205, HELENA | Emily L. Folsom, by power of attorney | 25 Feb 2026 | 0001522051 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NWE | Common Stock | Award | $169,345 | +2,474 | +6.4% | $68.45 | 41,073 | 24 Feb 2026 | Direct | F1, F2, F3 |
| transaction | NWE | Common Stock | Tax liability | $0 | -57 | -0.14% | $0.000000 | 41,016 | 24 Feb 2026 | Direct |
| Id | Content |
|---|---|
| F1 | Includes underlying deferred share units that are issuable subsequent to the reporting person's termination of service from the company. |
| F2 | Shares acquired upon 12/31/25 vesting of performance units granted under the company's 2023 Long-Term Incentive Program. |
| F3 | Share price is the closing share price on 2/11/26, the date when the company's Board of Directors approved payout and vesting of the award. |