MDU RESOURCES GROUP INC

MDU · NYSE · SIC 1400: Mining & Quarrying of Nonmetallic Minerals (No Fuels)
301
SEC Filings

Business Summary

General The Company is a pure-play regulated energy delivery business. Its principal executive offices are located at 1200West Century Avenue, P.O.Box5650, Bismarck, North Dakota 58506-5650, telephone (701)530-1000. Montana-Dakota was incorporated under the state laws of Delaware in 1924. The Company was incorporated under the state laws of Delaware in 2018. Upon the completion of the Holding Company Reorganization, Montana-Dakota became a subsidiary of the Company. The Company adopted a new mis...

Next Earnings

Q2 FY2026 — expected 2026-08-08

Key Facts from Earnings Calls

TypeSubjectDetailQuarter
topic_mentionMDUdiscussed_in_filing Cybersecurity
topic_mentionMDUdiscussed_in_filing Blockchain & Crypto
topic_mentionMDUdiscussed_in_filing Regulation
topic_mentionMDUdiscussed_in_filing Cybersecurity
topic_mentionMDUdiscussed_in_filing Blockchain & Crypto
topic_mentionMDUdiscussed_in_filing Regulation
topic_mentionMDUdiscussed_in_filing Blockchain & Crypto
topic_mentionMDUdiscussed_in_filing Regulation
topic_mentionMDUdiscussed_in_filing Blockchain & Crypto
topic_mentionMDUdiscussed_in_filing Regulation

Annual Reports (10-K)

FiledPeriodAccessionSourceFull Text
2026-02-202025-12-310000067716-26-000014EDGAR74K words
2025-02-202024-12-310000067716-25-000016EDGAR—
2024-02-222023-12-310000067716-24-000017EDGAR—
2023-02-242022-12-310000067716-23-000017EDGAR—
2022-02-232021-12-310000067716-22-000012EDGAR—
2021-02-192020-12-310000067716-21-000007EDGAR—
2020-02-212019-12-310000067716-20-000010EDGAR—
2019-02-222018-12-310000067716-19-000019EDGAR—
2018-02-232017-12-310000067716-18-000013EDGAR—
2017-02-242016-12-310000067716-17-000017EDGAR—

Quarterly Reports (10-Q)

FiledPeriodAccessionSourceFull Text
2025-11-102025-09-300000067716-25-000090EDGAR33K words
2025-08-072025-06-300000067716-25-000074EDGAR—
2025-05-082025-03-310000067716-25-000042EDGAR—
2024-11-072024-09-300000067716-24-000107EDGAR—
2024-08-082024-06-300000067716-24-000082EDGAR—
2024-05-022024-03-310000067716-24-000055EDGAR—
2023-11-022023-09-300000067716-23-000112EDGAR—
2023-08-032023-06-300000067716-23-000096EDGAR—
2023-05-042023-03-310000067716-23-000066EDGAR—
2022-11-032022-09-300000067716-22-000062EDGAR—
2022-08-052022-06-300000067716-22-000052EDGAR—
2022-05-052022-03-310000067716-22-000029EDGAR—

Recent Current Reports (8-K)

FiledAccessionSourceFull Text
2026-02-050000067716-26-000008EDGAR7K words
2026-01-160000067716-26-000005EDGAR—
2025-12-290001539497-25-003350EDGAR—
2025-12-120000067716-25-000095EDGAR—
2025-12-050001539497-25-003175EDGAR—
2025-11-200000067716-25-000092EDGAR—
2025-11-060000067716-25-000087EDGAR—
2025-08-130000067716-25-000083EDGAR—
2025-08-070001539497-25-002057EDGAR—
2025-08-070000067716-25-000073EDGAR—

301 total filings indexed. 269 additional filings (S-1, DEF 14A, etc.) View all (JSON) · SEC EDGAR

Sector Peers

FEAM — 5E Advanced Materials, Inc. BLTH — AMERICAN BATTERY MATERIALS, INC. ABAT — AMERICAN BATTERY TECHNOLOGY Co ACRG — American Clean Resources Group, Inc. ATLX — Atlas Lithium Corp BMXI — BROOKMOUNT EXPLORATIONS INC LEU — CENTRUS ENERGY CORP CMP — COMPASS MINERALS INTERNATIONAL INC

Company Identity

CIK0000067716
TickerMDU
ExchangeNYSE
SIC1400: Mining & Quarrying of Nonmetallic Minerals (No Fuels)

Get More Data

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JSON Profile Stock Quote AI Readiness Report
Origin Provenance
page leaf: 13567b48c734e8e3079c303fecf5422f1873326143e86da749c0294813b3acc0
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content hash: ecbdad6cfb69186435945bc56974ffa2633764b2e0ed827ba4c90d65736086ff
signed: 2026-04-13T04:46:13.151Z
sources: 22 verified data leaves
chain: SEC.gov PEM → origin.rootz.global extraction → this page
verify: sha256(content_hash + parent + timestamp) = leaf