MDU RESOURCES GROUP INC — Director's Dealing 2006

May 2, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MDU RESOURCES GROUP INC (MDU)
CIK: 0000067716
Period of Report: 2006-04-28

Reporting Person: PEARCE HARRY J (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-04-28	Common Stock	A	2700	$37.114	Acquired	82416	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Phantom Stock	$0		Common Stock (26649.362)	26649.362	Direct
Stock Option	$19.5433	2012-05-16	Common Stock (4500)	4500	Direct
Stock Option	$25.7	2011-05-17	Common Stock (4500)	4500	Direct

Footnotes

F1: Units are to be settled in cash after reporting person's retirement.