Mdu Resources Group Inc (MDU) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

203,455,556Shares Outstanding

593,965Shares held by institutions

$12,039,671Value of institutional holdings

90.54%Institutional ownership %

24.57%Shares Changed QoQ

388No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

A total of 388 institutions have reported a stake in Mdu Resources Group Inc (NYSE:MDU) as of December 2025, according to recent 13F filings with the SEC.

The percentage of Mdu Resources owned by institutions changed from 81.7% in September 2025 to 90.5% in December 2025, marking a slight up trend.
In percentage terms, this reflects as a holdings change of 24.57% quarter on quarter, and a decrease of 1.27% year over year.
A review of institutional activity for Mdu Resources shows 210 of 388 filers increasing their positions, while 107 reduced their stake, and 71 remained unchanged.
Collectively, institutional investors increased their stake in Mdu Resources to 184.21Mn shares as of December 2025, a change that is up by 36.34Mn shares quarter on quarter and up 21.05Mn shares year over year.
BlackRock, Inc. continues to be the largest institutional holder of Mdu Resources as of December 31, 2025, with a position of 26.23Mn shares, representing 12.89% of the company's outstanding stock.
Among the most significant buyers of Mdu Resources during December 2025 were EARNEST PARTNERS LLC (8.67Mn), BANK OF AMERICA CORP /DE/ (4.97Mn), SEI INVESTMENTS CO (4.29Mn), FIRST TRUST ADVISORS LP (4.26Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (3.77Mn).
Leading sellers of Mdu Resources stock in December 2025 included MACQUARIE GROUP LTD (3.10Mn), T. Rowe Price Investment Management, Inc. (1.60Mn), AMERICAN CENTURY COMPANIES INC (1.08Mn), MILLENNIUM MANAGEMENT LLC (773.35K), GOLDMAN SACHS GROUP INC (671.81K).
The top 10 institutional holders of Mdu Resources for the quarter ending December 2025 included BlackRock, Inc. (26.23Mn), VANGUARD GROUP INC (23.83Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (12.89Mn), DIMENSIONAL FUND ADVISORS LP (10.03Mn), EARNEST PARTNERS LLC (9.95Mn), STATE STREET CORP (7.12Mn), BANK OF AMERICA CORP /DE/ (6.11Mn), SEI INVESTMENTS CO (5.32Mn), FIRST TRUST ADVISORS LP (4.44Mn), MORGAN STANLEY (4.01Mn).

388 Institutional Holders

593,965 Total Shares Held

Rows:

Download Data

Owner Name	Date	Shares Held	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	26,226,381	440,688	1.71%	$511,938,957.00
VANGUARD GROUP INC	31 Dec, 2025	23,828,483	571,015	2.46%	$465,131,987.00
BARROW HANLEY MEWHINNEY & STRAUSS LLC	31 Dec, 2025	12,894,945	3,766,737	41.26%	$251,709,326.00
DIMENSIONAL FUND ADVISORS LP	31 Dec, 2025	10,031,797	267,700	2.74%	$195,823,975.00
EARNEST PARTNERS LLC	31 Dec, 2025	9,946,196	8,668,137	678.23%	$194,149,746.00
STATE STREET CORP	31 Dec, 2025	7,121,385	281,025	4.11%	$139,990,530.00
BANK OF AMERICA CORP /DE/	31 Dec, 2025	6,105,071	4,968,660	437.22%	$119,170,987.00
SEI INVESTMENTS CO	31 Dec, 2025	5,323,908	4,285,831	412.86%	$103,922,688.00
FIRST TRUST ADVISORS LP	31 Dec, 2025	4,436,521	4,262,042	2,442.72%	$86,600,889.00
MORGAN STANLEY	31 Dec, 2025	4,012,339	353,168	9.65%	$78,320,907.00
GEODE CAPITAL MANAGEMENT, LLC	31 Dec, 2025	3,415,233	21,460	0.63%	$66,686,741.00
NORGES BANK	31 Dec, 2025	3,054,154	3,054,154	0.00%	$59,617,086.00
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.	31 Dec, 2025	3,004,537	3,004,537	0.00%	$58,649,000.00
FRONTIER CAPITAL MANAGEMENT CO LLC	31 Dec, 2025	2,615,969	-376,007	-12.57%	$51,063,715.00
Bank of New York Mellon Corp	31 Dec, 2025	2,441,941	-150,402	-5.80%	$47,666,691.00
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	31 Dec, 2025	2,207,523	220,158	11.08%	$43,090,849.00
WESTWOOD HOLDINGS GROUP INC	31 Dec, 2025	1,752,574	1,752,574	0.00%	$34,210,244.00
CITADEL ADVISORS LLC	31 Dec, 2025	1,704,631	526,332	44.67%	$33,274,397.00
US BANCORP \DE\	31 Dec, 2025	1,698,283	-4,537	-0.27%	$33,150,486.00
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	31 Dec, 2025	1,608,236	39,449	2.51%	$31,393,241.00

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