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MDU Resources Group, Inc. (MDU)

MDU Resources Group, Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

MDU Resources Group, Inc. (MDU) is a Conglomerates company based in US with a market capitalization of $4.4B. Revenue grew 6.7% year-over-year and free cash flow was negative at -$318.6M. This page tracks MDU's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 2.05K employees · IPO Nov 5, 1987

Valuation

Valuation & price

$22.14 · as of May 17, 2026 · -2.9% vs 52w high

23.9

P/E ratio

Latest-FY diluted EPS

1.60

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$22.79$19.33$15.87Jul 25Dec 25Jul 26Jul 7, 25$16.52Jul 9, 25$16.54Jul 11, 25$16.56Jul 15, 25$16.66Jul 17, 25$16.99Jul 21, 25$17.25Jul 23, 25$17.00Jul 25, 25$17.02Jul 29, 25$17.03Jul 31, 25$17.25Aug 4, 25$17.54Aug 6, 25$17.49Aug 11, 25$16.47Aug 13, 25$16.89Aug 15, 25$16.46Aug 19, 25$16.40Aug 21, 25$16.35Aug 25, 25$16.33Aug 27, 25$16.45Aug 29, 25$16.29Sep 3, 25$16.15Sep 5, 25$16.18Sep 9, 25$16.06Sep 11, 25$16.40Sep 16, 25$15.87Sep 18, 25$16.09Sep 22, 25$16.75Sep 24, 25$17.16Sep 26, 25$17.48Sep 30, 25$17.81Oct 2, 25$17.68Oct 6, 25$17.91Oct 8, 25$18.48Oct 10, 25$18.75Oct 14, 25$19.13Oct 16, 25$19.00Oct 21, 25$19.35Oct 23, 25$19.68Oct 27, 25$20.00Oct 29, 25$19.45Oct 31, 25$19.18Nov 4, 25$19.41Nov 6, 25$20.62Nov 10, 25$21.10Nov 12, 25$21.18Nov 14, 25$20.61Nov 18, 25$20.42Nov 20, 25$20.48Nov 25, 25$21.16Nov 28, 25$21.32Dec 2, 25$20.55Dec 4, 25$19.46Dec 8, 25$19.35Dec 10, 25$19.68Dec 12, 25$19.59Dec 16, 25$19.51Dec 18, 25$19.17Dec 22, 25$19.47Dec 24, 25$19.64Dec 29, 25$19.78Jan 2, 26$19.87Jan 6, 26$19.94Jan 8, 26$20.08Jan 12, 26$20.18Jan 14, 26$20.32Jan 16, 26$20.66Jan 21, 26$20.87Jan 23, 26$20.20Jan 27, 26$20.52Jan 29, 26$20.53Feb 2, 26$20.37Feb 4, 26$21.03Feb 9, 26$20.12Feb 11, 26$20.52Feb 13, 26$20.80Feb 18, 26$20.36Feb 20, 26$20.23Feb 24, 26$20.30Feb 26, 26$20.44Mar 2, 26$20.85Mar 4, 26$20.85Mar 6, 26$20.97Mar 10, 26$21.02Mar 12, 26$20.90Mar 17, 26$20.40Mar 19, 26$20.40Mar 23, 26$20.09Mar 25, 26$20.55Mar 27, 26$20.61Mar 31, 26$20.72Apr 2, 26$21.32Apr 7, 26$21.59Apr 9, 26$22.32Apr 13, 26$21.69Apr 15, 26$21.89Apr 17, 26$21.76Apr 22, 26$21.32Apr 24, 26$21.79Apr 28, 26$22.00Apr 30, 26$22.53May 4, 26$22.53May 6, 26$22.31May 8, 26$22.49May 12, 26$22.79May 14, 26$22.57May 18, 26$22.48May 20, 26$22.00May 22, 26$22.16May 28, 26$21.54Jun 1, 26$20.72Jun 3, 26$20.76Jun 5, 26$21.36Jun 9, 26$20.97Jun 11, 26$20.91Jun 15, 26$21.05Jun 17, 26$20.89Jun 22, 26$21.20Jun 24, 26$21.66Jun 26, 26$21.88Jul 2, 26$20.71
$15.8552-week range$22.80
Loading valuation history…

Fundamentals

Key fundamentals

$4.4B

Market cap

6.7%

Revenue growth (YoY)

21.6%

Gross margin

-$318.6M

Free cash flow (USD)

$2.7B

Net debt

0.2%

Share dilution

2/5

Graham criteria passed

Defensive-investor screen

Industrials

Sector

Trajectory

Long-term trends

Revenue by year

2016 → 2025

FY 2016$4.1BFY 2017$4.4BFY 2018$4.5BFY 2019$5.3BFY 2020$5.5BFY 2021$3.5BFY 2022$1.7BFY 2023$1.8BFY 2024$1.8BFY 2025$1.9B
$4.1B$1.9B

Free cash flow by year

2016 → 2025

FY 2016$74.0MFY 2017$106.6MFY 2018$-68.3MFY 2019$-33.8MFY 2020$210.4MFY 2021$10.6MFY 2022$67.5MFY 2023$-187.1MFY 2024$-20.5MFY 2025$-318.6M
$74M-$318.6M

Gross margin by year

2021 → 2025

FY 202119.9%FY 202228.1%FY 202328.8%FY 202432.5%FY 202521.6%
19.9%21.6%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

0

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 7, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • 8-K eventAnnual Meeting ResultsMay 13, 2026Filing
  • 8-K eventEarnings ReleaseMay 7, 2026Filing
  • Quarterly report10-Q FiledMay 7, 2026Filing

Questions

Frequently asked questions

What is MDU Resources Group, Inc.'s market cap?

MDU Resources Group, Inc. (MDU) has a market capitalization of $4.4B.

What is MDU's P/E ratio?

MDU trades at a price-to-earnings ratio of 23.9, based on its latest fiscal-year diluted earnings per share and the most recent cached price.

What is MDU's price-to-book (P/B) ratio?

MDU trades at 1.60 times book value per share.

Are insiders buying MDU stock?

SEC Form 4 filings show no open-market insider buys at MDU Resources Group, Inc. in the last 90 days (0 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.