MDU RESOURCES GROUP INC — Director's Dealing 2003

Aug 20, 2003

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MDU RESOURCES GROUP INC (MDU)
CIK: 0000067716
Period of Report: 2003-08-18

Reporting Person: ROBINSON WARREN L (EVP, Treasurer & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2003-08-18	Common Stock	M	37950	$21.125	Acquired	56434	Direct
2003-08-18	Common Stock	S	28600	$32.589	Disposed	27834	Direct
2003-08-18	Common Stock	S	650	$32.6	Disposed	27184	Direct
2003-08-18	Common Stock	S	7700	$32.5	Disposed	19484	Direct
2003-08-18	Common Stock	G	1000	—	Disposed	18484	Direct
2003-08-18	Common Stock	S	300	$32.7596	Disposed	172.386	Indirect
2003-08-18	Common Stock	G	1000	—	Acquired	1225	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2003-08-18	Empl.Stock Opt.(Right to Buy)	$21.125	M	37950	Disposed	2008-02-10	Common Stock (37950)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock-Restricted Stock	8840	Indirect
Common Stock - (401-k)	9332.687	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Empl.Stock Opt.(Right to Buy)	$29.74	2011-02-15	Common Stock (62400)	62400	Direct

Footnotes

F1: Gift to wife.

F2: As custodian for minor children under Uniform Transfer to Minor's Act ND.

F3: These options were originally exercisable 2/10/07, but vesting was accelerated to 2/17/01 upon attainment of certain performance goals.