Current Report
UNITED
STATES 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) April 26, 2007
MDU
Resources Group, Inc.
(Exact
name of registrant as specified in its charter)
Delaware
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1-3480
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41-0423660
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(State
or other jurisdiction of
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(Commission
File Number)
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(I.R.S.
Employer Identification No.)
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incorporation)
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1200
West Century Avenue
P.O.
Box 5650
Bismarck,
North Dakota 58506-5650
(Address
of principal executive offices)
(Zip
Code)
Registrant’s
telephone number, including area code (701) 530-1000
Check
the appropriate box below if the Form 8-K filing is intended to simultaneously
satisfy the filing obligation of the registrant under any of the following
provisions:
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q
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Written
communications pursuant to Rule 425 under the Securities Act (17
CFR
230.425)
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q
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Soliciting
material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
240.14a-12)
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q
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Pre-commencement
communications pursuant to Rule 14d-2(b) under the Exchange Act (17
CFR
240.14d-2(b))
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q
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Pre-commencement
communications pursuant to Rule 13e-4(c) under the Exchange Act (17
CFR
240.13e-4(c))
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Item
1.01. Entry into a
Material Definitive Agreement.
On
April
26, 2007, MDU Resources Group, Inc. (Company) issued a press release announcing
that Centennial Energy Resources LLC, a wholly owned subsidiary of the Company,
has entered into a definitive purchase and sale agreement to sell its domestic
independent power production business unit consisting of Centennial Power,
Inc.
and Colorado Energy Management, LLC, subject to the receipt of regulatory
approvals and fulfillment of other conditions established in the agreement.
A
copy of the press release is incorporated by reference herein and is attached
as
Exhibit 99.
Item
9.01. Financial
Statements and Exhibits.
(d) Exhibits
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99
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Press
release issued April 26, 2007.
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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.
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MDU
RESOURCES GROUP, INC.
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Dated:
April 26, 2007
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By
/s/
Vernon A. Raile
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Vernon
A. Raile
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Executive
Vice President, Treasurer and Chief Financial Officer
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EXHIBIT
INDEX
Exhibit
Number
99
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Description
of Exhibit
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