Mdu Resources MDU Institutional Ownership

NYSE MDU

$18.55 -0.13 (-0.70%)

At close: Sep 30, 2026 · 4:00 PM EDT

Institutions by Trading Activity

437 Institutions

Increased 222 50.8%

Unchanged 91 20.8%

Reduced 124 28.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

93.61%

▲+0.39 pp QoQ

Shares Held by Institutions

196.23Mn

of 209.63Mn outstanding

▲+5.30% QoQ

Shares Outstanding

209.63Mn

13.40Mn held outside 13F filers

Institutional Investors

437

filed 13F for Jun 2026

▲+16 vs prior quarter

Net Shares Added (QoQ)

+9.88Mn

accumulated since last quarter

Value of Holdings

$3.64Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Mdu Resources Group Inc (NYSE:MDU) has 437 institutional investors with active 13F positions as of June 2026.

Their combined ownership stood at 93.6% of outstanding shares in June 2026, up from 93.2% in March 2026.
They increased total shares held in Mdu Resources by 5.3% from the prior quarter, while the number of investors in MDU increased 7.9% year over year.
During the quarter, 222 of these 437 funds increased positions in MDU, 124 reduced exposure, and 91 held steady.
Institutional investors collectively held 196.23Mn shares in Mdu Resources as of June 2026, up by 9.88Mn shares quarter on quarter, and up 38.23Mn shares year over year.
As of June 30, 2026, the biggest holder of Mdu Resources is BlackRock, Inc. at 27.35Mn shares, representing 13.05% of shares outstanding.
Top purchasers of MDU stock for the quarter ending June 2026 included NORGES BANK (2.63Mn), Sixth Street Partners Management Company, L.P. (2.24Mn), BlackRock, Inc. (1.64Mn), HITE Hedge Asset Management LLC (1.59Mn), Beck Bode, LLC (868.28K).
Top sellers of MDU stock for the quarter ending June 2026 included NOMURA ASSET MANAGEMENT INTERNATIONAL INC. (2.18Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (703.44K), UBS Group AG (701.23K), River Road Asset Management, LLC (673.3K), FRONTIER CAPITAL MANAGEMENT CO LLC (518.88K).
Per Business Quant data, the top 10 holders of Mdu Resources for the quarter ending June 2026 are BlackRock, Inc. (27.35Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (13.06Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (12.69Mn), DIMENSIONAL FUND ADVISORS LP (10.44Mn), EARNEST PARTNERS LLC (9.73Mn), VANGUARD CAPITAL MANAGEMENT LLC (9.42Mn), State Street Corp (7.38Mn), Bank Of America Corp /De/ (6.09Mn), Sei Investments Co (5.23Mn), Morgan Stanley (4.09Mn).

Form 13F Holdings

436 Institutional Holders

Report period 30 Jun, 2026

Total shares held 196.23Mn

Of outstanding 93.61%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	27,351,603	13.05%	▲1,639,555	+6.38%	$580.13Mn
2	BARROW HANLEY MEWHINNEY & STRAUSS LLC	0000313028	13,056,724	6.23%	▼703,443	-5.11%	$276.93Mn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	12,692,333	6.05%	▲165,359	+1.32%	$269.20Mn
4	DIMENSIONAL FUND ADVISORS LP	0000354204	10,435,060	4.98%	▲149,313	+1.45%	$221.33Mn
5	EARNEST PARTNERS LLC	0001102578	9,726,856	4.64%	▼155,024	-1.57%	$206.31Mn
6	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	9,416,562	4.49%	▲268,676	+2.94%	$199.73Mn
7	State Street Corp	0000093751	7,376,161	3.52%	▲385,887	+5.52%	$157.44Mn
8	Bank Of America Corp /De/	0000070858	6,089,546	2.90%	▼112,914	-1.82%	$129.16Mn
9	Sei Investments Co	0000350894	5,228,758	2.49%	▼32,668	-0.62%	$110.90Mn
10	Morgan Stanley	0000895421	4,086,803	1.95%	▼134,722	-3.19%	$86.68Mn
11	GEODE CAPITAL MANAGEMENT, LLC	0001214717	3,553,438	1.70%	▲61,998	+1.78%	$75.40Mn
12	River Road Asset Management, LLC	0001341401	3,403,955	1.62%	▼673,296	-16.51%	$72.20Mn
13	Westwood Holdings Group Inc	0001165002	3,221,909	1.54%	▼320,137	-9.04%	$68.34Mn
14	HITE Hedge Asset Management LLC	0001568939	3,137,305	1.50%	▲1,587,305	+102.41%	$66.54Mn
15	NORGES BANK	0001374170	2,633,250	1.26%	▲2,633,250	0.00%	$55.85Mn
16	T. Rowe Price Investment Management, Inc.	0001897612	2,592,793	1.24%	▲434,249	+20.12%	$54.99K
17	Bank of New York Mellon Corp	0001390777	2,330,719	1.11%	▼33,116	-1.40%	$49.43Mn
18	Sixth Street Partners Management Company, L.P.	0001812095	2,236,356	1.07%	▲2,236,356	0.00%	$47.43Mn
18	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	2,236,356	1.07%	▼28,206	-1.25%	$47.43Mn
19	Invesco Ltd.	0000914208	2,047,618	0.98%	▲166,616	+8.86%	$43.43Mn

Showing 1 to 20 of 436 holders