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MDU RESOURCES GROUP INC — Investor Relations & Filings

Ticker · MDU ISIN · US5526901096 LEI · 0T6SBMK3JTBI1JR36794 US Electricity, gas, steam and air conditioning supply
Filings indexed 1,704 across all filing types
Latest filing 2026-05-13 Regulatory Filings
Country US United States of America
Listing US MDU

About MDU RESOURCES GROUP INC

https://www.mdu.com/

MDU Resources Group, Inc. is a company that provides essential products and services through two primary business segments: regulated energy delivery and construction services. The regulated energy delivery operations include the generation, transmission, and distribution of electricity, as well as natural gas distribution, transportation, and storage. The construction services business provides a range of offerings, including electrical and mechanical contracting and other specialty construction services to a diverse client base.

Recent filings

Filing Released Lang Actions
8-K - MDU RESOURCES GROUP INC (0000067716) (Filer)
Regulatory Filings Classification · 92% confidence The document is a Form 8-K current report filed with the U.S. Securities and Exchange Commission, covering a range of corporate events (director elections, amendments to ethics code, voting results). It is an SEC regulatory filing rather than the text of an annual or interim report, earnings release, or proxy statement, and does not fit a more specific category. It falls under the fallback category for general regulatory announcements and compliance documents.
2026-05-13 English
Major Shareholding Notification 2026
Major Shareholding Notification
2026-05-13 English
10-Q - MDU RESOURCES GROUP INC (0000067716) (Filer)
Interim / Quarterly Report Q1 2026
2026-05-07 English
8-K - MDU RESOURCES GROUP INC (0000067716) (Filer)
Earnings Release Classification · 90% confidence The document is a Form 8-K current report which in Item 2.02 furnishes a News Release announcing its first quarter 2026 financial results as Exhibit 99. This is the initial announcement of quarterly financial results (i.e., an earnings release). There is no substantive financial data within the form itself beyond referencing the release, and the release is clearly an earnings announcement. Therefore, it fits the Earnings Release category. Q1 2026
2026-05-07 English
Major Shareholding Notification 2026
Major Shareholding Notification
2026-04-30 English
Major Shareholding Notification 2026
Major Shareholding Notification
2026-04-29 English

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