How many insider trades does FilingIQ track for MDU?

FilingIQ tracks 413 Form 4 insider transactions for MDU (MDU RESOURCES GROUP INC), covering filings from Feb 18, 2015 onwards. 16 of those were filed in the last 90 days.

Are MDU insiders net buyers or net sellers?

Across the full Form 4 history for MDU, 29 transactions (7%) were open-market purchases and 18 (4%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does MDU insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is MDU in?

MDU RESOURCES GROUP INC (MDU) is classified in the Utilities sector, specifically Utilities - Regulated Gas, with a current market capitalisation of $4.37B.

MDU insider trading

NYSE Utilities

MDU RESOURCES GROUP INC — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

413

Last 90 days

Buys / sells

7% / 4%

Market cap

$4.37B

About MDU RESOURCES GROUP INC

MDU Resources Group, Inc. engages in the regulated energy delivery businesses in the United States. The company operates through three segments: Electric, Natural Gas Distribution, and Pipeline. It generates, transmits, and distributes electricity in Montana, North Dakota, South Dakota, and Wyoming. The company also distributes natural gas in Idaho, Minnesota, Montana, North Dakota, Oregon, South Dakota, Washington, and Wyoming; and supplies related value-added services. In addition, it provides natural gas transportation and underground storage services through a regulated pipeline system primarily in the Rocky Mountain and northern Great Plains regions; and cathodic protection non-regulated energy-related services. Further, the company offers transportation and storage services. MDU Resources Group, Inc. was incorporated in 1924 and is headquartered in Bismarck, North Dakota.

Company website: www.mdu.com

MDU insider activity at a glance

FilingIQ has scored 413 insider transactions for MDU since Feb 18, 2015. The most recent filing in our index is dated Mar 31, 2026.

Across the full history, 29 open-market purchases and 18 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on MDU insider trades is 48.1/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live MDU trades on FilingIQ Raw filings on SEC EDGAR

Other Utilities tickers with recent insider activity

PNW 171

PINNACLE WEST CAPITAL CORP

CALIFORNIA WATER SERVICE GROUP

OPAL 90

OPAL Fuels Inc.

AWR 88

AMERICAN STATES WATER CO

DUK 78

Duke Energy CORP

ORA 76

ORMAT TECHNOLOGIES, INC.

Frequently asked

How many insider trades does FilingIQ track for MDU?: FilingIQ tracks 413 Form 4 insider transactions for MDU (MDU RESOURCES GROUP INC), covering filings from Feb 18, 2015 onwards. 16 of those were filed in the last 90 days.
Are MDU insiders net buyers or net sellers?: Across the full Form 4 history for MDU, 29 transactions (7%) were open-market purchases and 18 (4%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does MDU insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is MDU in?: MDU RESOURCES GROUP INC (MDU) is classified in the Utilities sector, specifically Utilities - Regulated Gas, with a current market capitalisation of $4.37B.

Methodology & sources

Every MDU insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.