X0202 SCHEDULE 13G 0000313028 XXXXXXXX LIVE Common Stock 03/31/2026 0000067716 MDU Resources Group Inc 552690109 1200 West Century Avenue Bismarck ND 58503 Rule 13d-1(b) BARROW HANLEY MEWHINNEY & STRAUSS LLC DE 9626924 4133243 13760167 0 13760167 N 6.72 IA MDU Resources Group Inc 1200 West Century Avenue, Bismarck, North Dakota, 58503 Barrow Hanley Global Investors 2200 Ross Avenue, 31st Floor Dallas, TX 75201 Delaware LLC N IA 13,760,167 6.72% 9,626,924 4,133,243 13,760,167 0 Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. BARROW HANLEY MEWHINNEY & STRAUSS LLC Hannah Ackels 05/13/2026