| 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 | 03 Mar 2026 | 0001522051 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NWE | Common Stock | Award | $92,681 | +1,354 | +3.3% | $68.45 | 42,370 | 03 Mar 2026 | Direct | F1, F2, F3 |
| transaction | NWE | Common Stock | Tax liability | $0 | -398 | -0.94% | $0.000000 | 41,972 | 03 Mar 2026 | Direct |
| Id | Content |
|---|---|
| F1 | Shares acquired upon 12/31/25 vesting of performance units granted under the company's 2020 Executive Retirement-Retention Plan. |
| F2 | 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. |
| F3 | Includes shares acquired from dividend reinvestment. |