SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 -------------------- FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported) November 18, 2002 MDU RESOURCES GROUP, INC. (Exact name of registrant as specified in its charter) Delaware 1-3480 41-0423660 (State of Incorporation) (Commission (IRS Employer File Number) Identification No.) Schuchart Building 918 East Divide Avenue P.O. Box 5650 Bismarck, North Dakota 58506-5650 (Address of principal executive offices) Registrant's telephone number, including area code (701) 222-7900 (Former name or former address, if changed since last report.) 4 Item 7. Financial Statements and Exhibits. (c) Exhibits. 1. Form of Underwriting Agreement to be entered into by MDU Resources Group, Inc. and Banc of America Securities LLC. 2 SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Dated: November 18, 2002 MDU RESOURCES GROUP, INC. By: /s/ Vernon A. Raile ------------------------------------- Vernon A. Raile Vice President, Controller and Chief Accounting Officer 3 EXHIBIT INDEX Exhibit Number Description of Exhibit -------------- ---------------------- 1. Form of Underwriting Agreement to be entered into by MDU Resources Group, Inc. and Banc of America Securities LLC.