| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Cashell Michael R | VP - Transmission | 11 EAST PARK STREET, BUTTE | Emily L. Folsom, by power of attorney | 25 Feb 2026 | 0001522052 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NWE | Common Stock | Award | $90,970 | +1,329 | +5.5% | $68.45 | 25,683 | 24 Feb 2026 | Direct | F1, F2, F3, F4 |
| transaction | NWE | Common Stock | Tax liability | $0 | -31 | -0.12% | $0.000000 | 25,652 | 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 2020 Executive Retirement-Retention Plan. |
| 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. |
| F4 | Includes deferred shares acquired from dividend reinvestment. |