MDU RESOURCES GROUP INC — Director's Dealing 2010

Feb 23, 2010

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: MDU RESOURCES GROUP INC (MDU)
CIK: 0000067716
Period of Report: 2010-02-17

Reporting Person: Mahowald Douglass A (Treasurer & Asst. Secretary)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3078.767	Direct
Common Stock	11.35	Indirect
Common Stock - (401-k)	24125.082	Indirect
Common Stock - (401-k)	2538.068	Indirect
Preferred Stock	259.2	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options (Right to Buy)	$13.22	2011-02-14	Common Stock (450)		Direct