Employer with a benefit plan ยท SEC filer
MDU RESOURCES GROUP, INC.
P.O. BOX 5650, BISMARCK, ND 585065650
EIN
30-1133956
SEC CIK
0000067716
SEC · 2026-08-12
Industry (SIC)
Mining & Quarrying of Nonmetallic Minerals (No Fuels) (1400)
SEC · 2026-08-12
Ticker
MDU
SEC · 2026-08-12
Latest SEC filing
SCHEDULE 13G 2026-08-12
SEC · 2026-08-12
Benefit plan 1, 2024 filing
MDU RESOURCES GROUP, INC. PENSION PLAN FOR NON-BARGAINING UNIT EMPLOYEES
DOL · 2025-10-15
Participants (start of year)
615
DOL · 2025-10-15
Plan features
code 1A1I3H
DOL · 2025-10-15
Plan type
Single-employer plan
DOL · 2025-10-15
Business code (NAICS)
221100
DOL · 2025-10-15
Benefit plan 502, 2024 filing
MDU RESOURCES GROUP, INC. HEALTH AND WELFARE BENEFITS PROGRAM
DOL · 2025-10-15
Participants (start of year)
5,054
DOL · 2025-10-15
Plan features
code 4A4B4D4E4F4H4L4Q
DOL · 2025-10-15
Plan type
Single-employer plan
DOL · 2025-10-15
Business code (NAICS)
221100
DOL · 2025-10-15