MDU

MDU RESOURCES GROUP INC

Mining & Quarrying of Nonmetallic Minerals (No Fuels)NYSELarge accelerated filer

Total Trades

Buys

Sells

Largest Trade

$100K–$500K

Insiders

Institutional Funds

348

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
KELLEY CHARLES M	Director	BUY	$100K–$500K	5K	$20.84	Feb 17, 2026
Vollmer Jason L	CFO	BUY	$50K–$100K	5K	$16.07	Sep 9, 2025

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13F filings as of Dec 31, 2025 · 348 funds holding

Fund	Shares	Value	Type
BARROW HANLEY MEWHINNEY & STRAUSS LLC	12.9M	$1M+	SH
EARNEST PARTNERS LLC	9.9M	$1M+	SH
DIMENSIONAL FUND ADVISORS LP	9.5M	$1M+	SH
STATE STREET CORP	7.1M	$1M+	SH
River Road Asset Management, LLC	4.7M	$1M+	SH
NORGES BANK	3.1M	$1M+	SH
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.	3.0M	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	2.9M	$1M+	SH
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	2.2M	$1M+	SH
WESTWOOD HOLDINGS GROUP INC	1.8M	$1M+	SH
US BANCORP \DE\	1.7M	$1M+	SH
DEROY & DEVEREAUX PRIVATE INVESTMENT COUNSEL INC	1.6M	$1M+	SH
Bragg Financial Advisors, Inc	1.4M	$1M+	SH
NEW YORK STATE COMMON RETIREMENT FUND	1.4M	$1M+	SH
VANGUARD GROUP INC	1.3M	$1M+	SH
Neuberger Berman Group LLC	1.2M	$1M+	SH
Perpetual Ltd	1.1M	$1M+	SH
NATIXIS ADVISORS, LLC	1.1M	$1M+	SH
MANAGED ASSET PORTFOLIOS, LLC	1.1M	$1M+	SH
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	899K	$1M+	SH