MDU Resources Group, Inc. is a pure-play regulated energy delivery company operating through three segments: electric, natural gas distribution, and pipeline. Through subsidiaries Montana-Dakota, Cascade, Intermountain, and WBI Energy, it generates, transmits, and distributes electricity and provides natural gas distribution, transportation, and storage services across multiple states. Operations are regulated by state public service commissions and FERC.
Q2 FY2026 — expected 2026-08-08
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-02-20 | 2025-12-31 | 0000067716-26-000014 | EDGAR | 74K words |
| 2025-02-20 | 2024-12-31 | 0000067716-25-000016 | EDGAR | 77K words |
| 2024-02-22 | 2023-12-31 | 0000067716-24-000017 | EDGAR | 88K words |
| 2023-02-24 | 2022-12-31 | 0000067716-23-000017 | EDGAR | — |
| 2022-02-23 | 2021-12-31 | 0000067716-22-000012 | EDGAR | — |
| 2021-02-19 | 2020-12-31 | 0000067716-21-000007 | EDGAR | — |
| 2020-02-21 | 2019-12-31 | 0000067716-20-000010 | EDGAR | — |
| 2019-02-22 | 2018-12-31 | 0000067716-19-000019 | EDGAR | — |
| 2018-02-23 | 2017-12-31 | 0000067716-18-000013 | EDGAR | — |
| 2017-02-24 | 2016-12-31 | 0000067716-17-000017 | EDGAR | — |
| Filed | Period | Accession | Source | Full Text |
|---|---|---|---|---|
| 2026-08-06 | 2026-06-30 | 0000067716-26-000072 | EDGAR | 30K words |
| 2025-11-10 | 2025-09-30 | 0000067716-25-000090 | EDGAR | 33K words |
| 2025-08-07 | 2025-06-30 | 0000067716-25-000074 | EDGAR | 32K words |
| 2025-05-08 | 2025-03-31 | 0000067716-25-000042 | EDGAR | 27K words |
| 2024-11-07 | 2024-09-30 | 0000067716-24-000107 | EDGAR | 39K words |
| 2024-08-08 | 2024-06-30 | 0000067716-24-000082 | EDGAR | 39K words |
| 2024-05-02 | 2024-03-31 | 0000067716-24-000055 | EDGAR | 33K words |
| 2023-11-02 | 2023-09-30 | 0000067716-23-000112 | EDGAR | 46K words |
| 2023-08-03 | 2023-06-30 | 0000067716-23-000096 | EDGAR | 45K words |
| 2023-05-04 | 2023-03-31 | 0000067716-23-000066 | EDGAR | — |
| 2022-11-03 | 2022-09-30 | 0000067716-22-000062 | EDGAR | — |
| 2022-08-05 | 2022-06-30 | 0000067716-22-000052 | EDGAR | — |
| Filed | Accession | Source | Full Text |
|---|---|---|---|
| 2026-08-06 | 0000067716-26-000064 | EDGAR | 6K words |
| 2026-02-05 | 0000067716-26-000008 | EDGAR | 7K words |
| 2026-01-16 | 0000067716-26-000005 | EDGAR | 1K words |
| 2025-12-29 | 0001539497-25-003350 | EDGAR | 14K words |
| 2025-12-12 | 0000067716-25-000095 | EDGAR | 69K words |
| 2025-12-05 | 0001539497-25-003175 | EDGAR | 32K words |
| 2025-11-20 | 0000067716-25-000092 | EDGAR | 1K words |
| 2025-11-06 | 0000067716-25-000087 | EDGAR | 6K words |
| 2025-08-13 | 0000067716-25-000083 | EDGAR | 1K words |
| 2025-08-07 | 0001539497-25-002057 | EDGAR | 29K words |
303 total filings indexed. 271 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR
| CIK | 0000067716 |
| Ticker | MDU |
| Exchange | NYSE |
| SIC | 1400: Mining & Quarrying of Nonmetallic Minerals (No Fuels) |
| Headquarters | Bismarck, North Dakota |
| Website | https://www.mdu.com |
| Listed | 1948-09-20 |
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