Jeffrey B. Berzina - 27 Feb 2026 Form 4 Insider Report for NorthWestern Energy Group, Inc. (NWE)

Role: Controller
Signature: Emily L. Folsom, by power of attorney
Issuer symbol: NWE
Transactions as of: 27 Feb 2026
Net transactions value: +$64,206
Form type: 4
Filing time: 02 Mar 2026, 16:04:45 UTC
Previous filing: 26 Jan 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Berzina Jeffrey B.	Controller	3010 W. 69TH STREET, SIOUX FALLS	Emily L. Folsom, by power of attorney	02 Mar 2026	0001450010

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	NWE	Common Stock	Award	$64,206	+938	+23%	$68.45	4,949	27 Feb 2026	Direct	F1, F2, F3
transaction	NWE	Common Stock	Tax liability	$0	-278	-5.6%	$0.000000	4,671	27 Feb 2026	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
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.
F3	Total shares owned includes shares acquired from participation in the company's Employee Stock Purchase Plan.