InsiderTrades

Form 4 for NWE NorthWestern Energy Group, Inc.

Accepted 2026-03-02 00:00:00 ET · period of report 2026-02-27 · accession 0001522052-26-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-03-02 2026-02-27 NWE Cashell Michael R VP - Transmission F - Tax $0.00 -763 27.3K -3% $0
2026-03-02 2026-02-27 NWE Cashell Michael R VP - Transmission A - Grant $68.45 +2,453 28.1K +10% +$167.9K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-27 F D 763 $0.00 27,342 D — —
2 Common Common Stock 2026-02-27 A A 2,453 $68.45 28,105 D — — (F1) Shares acquired upon 12/31/25 vesting of performance units granted under the company's 2023 Long-Term Incentive Program. (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.