MDU MDU Resources Group, Inc.
NYSEActiveCommon stock
MDU is the ticker symbol of MDU Resources Group, Inc., which is listed on NYSE.
MDU at a glance
- Symbol
- MDU
- Company / issuer
- MDU Resources Group, Inc.
- Security type
- Common stock
- Exchange
- NYSE
- Status
- Actively traded
- Seen in listing files
- Apr 2015 – present
- Sector
- Industrials
- Industry
- Mining & Quarrying of Nonmetallic Minerals (No Fuels)
- Country
- United States
- Market cap
- $3.9 billion (Sep 2026)
MDU Resources Group, Inc. company profile
- Industry (SIC)
- Mining & Quarrying of Nonmetallic Minerals (No Fuels)
- Headquarters
- Bismarck, ND
- Fiscal year end
- December 31
- SEC filer category
- Large accelerated filer
- Latest annual report
- 10-K filed 2026-02-20
- Latest interim report
- 10-Q filed 2026-08-06
- SEC CIK
- 67716
Source: SEC EDGAR filer data.
MDU price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol MDU?
MDU is the ticker symbol of MDU Resources Group, Inc on NYSE.
Is MDU still trading?
Yes. MDU appears in the current NYSE listings as of Sep 2026.
Which exchange is MDU listed on?
MDU is listed on NYSE.