NorthWestern Energy Files Form 4

TL;DR

NWN filed a Form 4 on 4/7/26. Insider ownership changes.

AI Summary

On April 7, 2026, NorthWestern Energy Group, Inc. filed a Form 4, indicating a statement of changes in beneficial ownership of securities. The filing details transactions related to the company's securities, though specific transaction details like names of individuals, dollar amounts, and exact dates of transactions are not provided in this summary document.

Why It Matters

Form 4 filings are crucial for investors as they disclose changes in stock ownership by company insiders, providing insights into their confidence in the company's performance.

Risk Assessment

Risk Level: low — A Form 4 filing itself is a routine disclosure and does not inherently represent a high-risk event.

Key Numbers

• 4 — Form Type (Statement of changes in beneficial ownership of securities)
• 2026-04-07 — Filing Date (Date the document was accepted by the SEC)

Key Players & Entities

• NorthWestern Energy Group, Inc. (company) — Issuer
• 0001993004 (company) — CIK for NorthWestern Energy Group, Inc.
• Ide Britt E (person) — Reporting Person
• 0001634403 (company) — CIK for Ide Britt E
• 2026-04-07 (date) — Filing Date and Period of Report

FAQ

Filing Documents

• wk-form4_1775580980.html (4)
• wk-form4_1775580980.xml (4) — 3KB
• 0001634403-26-000004.txt ( ) — 5KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5    Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).    Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10. 1. Name and Address of Reporting Person * Ide Britt E (Last) (First) (Middle) 3010 W 69TH STREET (Street) SIOUX FALLS SOUTH DAKOTA 57108 (City) (State) (Zip) UNITED STATES (Country) 2. Issuer Name and Ticker or Trading Symbol NorthWestern Energy Group, Inc. [ NWE ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below) 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 04/07/2026 6. Individual or Joint/Group Filing (Check Applicable Line) X Form filed by One Reporting Person Form filed by More than One Reporting Person 4. If Amendment, Date of Original Filed (Month/Day/Year) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 04/07/2026 A 569 (1) A $ 65.94 14,895 (2) D Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Explanation of Responses: 1. Second quarter stock grant for 2026 received pursuant to the NorthWestern Energy Group, Inc. compensation rate schedule for non-employee directors. 2. Includes shares acquired from dividend reinvestment. Remarks: Emily L. Folsom, by power of attorney 04/07/2026 ** Signature of Reporting Person Date Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see Instruction 4 (b)(v). ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number. * Form 4: SEC 1474 (03-26)