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CompanyCompany profileReviewed 2026-10-23

MDU RESOURCES GROUP INC

MDU Resources Group, Inc. is a U.S.-based corporation supplying products and services to regulated energy delivery and utilities related construction materials and services businesses. It is headquartered in Bismarck, North Dakota, and operates in 48 states.

Sources and references ↗
COMPANY PROFILE / 5 SOURCE-LINKED FIELDS

Basic company information

Each field links to its source. Financial figures retain their reporting periods; background references are identified in the source list.

Company / filing name
MDU RESOURCES GROUP INC [1]
Headquarters location
Bismarck [2]
Official website
www.mdu.com ↗ [2]
CIK
67716 [1]
Symbols / exchanges
MDU (NYSE) [1]

Company positioning and business

MDU Resources Group, Inc. is a U.S.-based corporation supplying products and services to regulated energy delivery and utilities related construction materials and services businesses. It is headquartered in Bismarck, North Dakota, and operates in 48 states. [3]

Background text: Wikipedia contributors, MDU Resources. Selected introductory paragraphs, licensed under CC BY-SA 4.0. Official filing data is cited separately.

Financial year, securities and disclosures

Listed securities: MDU (NYSE). Multiple symbols may represent different share classes or securities of the same registrant. [1]

Financial results and regulatory disclosures

No individual financial documents have been indexed yet. Open the source to consult company disclosures. [1]

Related entities and concepts

Frequently asked questions

Where is the headquarters of MDU RESOURCES GROUP INC?

Headquarters location: Bismarck. The linked source provides the background record. [2]

Sources and review dates

  1. Company identity and profile data ↗
  2. Wikidata — company background record (CC0) ↗
  3. Wikipedia contributors — MDU Resources (CC BY-SA 4.0) ↗

Reviewed 23 October 2026. Financial periods and historical event dates are shown separately. Figures reflect their stated source dates; this page is not a live quote or investment recommendation.

Content preparation: source-based compilation with AI assistance. See methods and attribution. Named sources identify the underlying records; no individual expert review is claimed.