Mdu Resources Group Inc
MDU- Exchange
- NYSE
- Industry
- Mining & Quarrying of Nonmetallic Minerals (No Fuels)
- SEC CIK
- 0000067716
No open-market purchases or sales by Mdu Resources Group Inc insiders were filed in the last 90 days; 438 institutions reported holding it in 13F filings for Q2 2026, worth $4.12B in total; no superinvestor holds it.
13F holders, Q2 2026
Institutional positions in Mdu Resources Group Inc as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 438
- +19 vs. Q1 2026
- Shares held
- 194.1M
- +2.59M (+1.4%) vs. Q1 2026
- Total value
- $4.12B
- +$149.2M (+3.8%) vs. Q1 2026
- New holders
- 66
- 157 more added
- Sold out
- 47
- 125 more reduced
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MDU on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 438 | $4.12B |
| Q1 2026 | 422 | $3.97B |
| Q4 2025 | 416 | $3.80B |
| Q3 2025 | 407 | $2.96B |
| Q2 2025 | 407 | $2.70B |
| Q1 2025 | 403 | $2.81B |
| Q4 2024 | 400 | $2.94B |
| Q3 2024 | 404 | $4.18B |
| Q2 2024 | 386 | $3.82B |
| Q1 2024 | 393 | $3.78B |
| Q4 2023 | 375 | $2.88B |
| Q3 2023 | 378 | $2.81B |
| Q2 2023 | 380 | $3.09B |
| Q1 2023 | 412 | $4.41B |
| Q4 2022 | 404 | $4.41B |
| Q3 2022 | 378 | $4.00B |
| Q2 2022 | 393 | $3.91B |
| Q1 2022 | 411 | $3.73B |
| Q4 2021 | 405 | $4.41B |
| Q3 2021 | 392 | $4.20B |
| Q2 2021 | 394 | $4.39B |
| Q1 2021 | 399 | $4.39B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Mdu Resources Group Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Great West Life Assurance Co | 167,237 | $3.54M | 0.01% | −4,590−2.7% | Reduced |
| M&T Bank Corp | 166,723 | $3.54M | 0.01% | −148,994−47.2% | Reduced |
| Vanguard Asset Management, Ltd | 163,203 | $3.46M | 0.00% | +15,330+10.4% | Added |
| Stifel Financial Corp | 161,190 | $3.42M | 0.00% | −19,122−10.6% | Reduced |
| Ilex Capital Partners (UK) LLP | 160,583 | $3.41M | 0.07% | +160,583 | New |
| Jump Financial, LLC | 157,421 | $3.34M | 0.03% | +142,615+963.2% | Added |
| Vanguard Investments Australia, Ltd. | 156,848 | $3.33M | 0.01% | +8,177+5.5% | Added |
| Barclays PLC | 152,516 | $3.23M | 0.00% | −2,716−1.7% | Reduced |
| Riverwater Partners LLC | 151,810 | $3.22M | 0.96% | +4,699+3.2% | Added |
| Oppenheimer Asset Management Inc. | 150,769 | $3.20M | 0.03% | −1,220−0.8% | Reduced |
| Polymer Capital Management (US) LLC | 149,061 | $3.16M | 0.47% | +49,061+49.1% | Added |
| Campbell & CO Investment Adviser LLC | 146,907 | $3.12M | 0.16% | −34,600−19.1% | Reduced |
| Bleakley Financial Group, LLC | 146,058 | $3.10M | 0.04% | −361−0.2% | Reduced |
| Commonwealth Equity Services, LLC | 142,875 | $3.03M | 0.00% | −588−0.4% | Reduced |
| GW&K Investment Management, LLC | 140,118 | $2.97M | 0.02% | −1,397−1.0% | Reduced |
| Thrivent Financial for Lutherans | 137,247 | $2.91M | 0.00% | +828+0.6% | Added |
| Brevan Howard Capital Management LP | 133,234 | $2.83M | 0.04% | +446+0.3% | Added |
| Macquarie Group Ltd | 131,754 | $2.79M | 0.01% | +59,315+81.9% | Added |
| Intech Investment Management LLC | 131,575 | $2.79M | 0.03% | +47,481+56.5% | Added |
| Baird Financial Group, Inc. | 129,323 | $2.74M | 0.00% | −38,596−23.0% | Reduced |
| Dark Forest Capital Management LP | 126,557 | $2.68M | 0.17% | +126,557 | New |
| First Manhattan Co | 121,658 | $2.60M | 0.01% | −1,200−1.0% | Reduced |
| Bokf, NA | 114,350 | $2.43M | 0.03% | −2,089−1.8% | Reduced |
| Voya Investment Management LLC | 113,411 | $2.41M | 0.00% | +5,626+5.2% | Added |
| Treasurer of the State of North Carolina | 113,369 | $2.40M | 0.01% | +26,561+30.6% | Added |
| Cetera Investment Advisers | 107,106 | $2.27M | 0.00% | −27,771−20.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 107,075 | $2.27M | 0.00% | 00.0% | Unchanged |
| Illinois Municipal Retirement Fund | 106,570 | $2.26M | 0.03% | +4,342+4.2% | Added |
| Financial Engines Advisors L.L.C. | 105,703 | $2.24M | 0.00% | −58,464−35.6% | Reduced |
| ExodusPoint Capital Management, LP | 99,629 | $2.11M | 0.02% | +88,648+807.3% | Added |
| Washington Trust Bank | 99,619 | $2.11M | 0.15% | 00.0% | Unchanged |
| XTX Topco Ltd | 98,520 | $2.09M | 0.03% | +98,520 | New |
| Wellington Management Group LLP | 94,397 | $2.00M | 0.00% | +29,599+45.7% | Added |
| Police & Firemen's Retirement System of New Jersey | 92,763 | $1.97M | 0.01% | +4,575+5.2% | Added |
| Louisiana State Employees Retirement System | 91,600 | $1.94M | 0.03% | +1,000+1.1% | Added |
| Catalyst Capital Advisors LLC | 89,410 | $1.90M | 0.03% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 87,722 | $1.86M | 0.00% | +221+0.3% | Added |
| Register Financial Advisors LLC | 87,603 | $1.86M | 0.57% | +242+0.3% | Added |
| Van Eck Associates Corp | 87,018 | $1.85M | 0.00% | +7,589+9.6% | Added |
| ING Groep NV | 86,000 | $1.82M | 0.01% | +86,000 | New |
| Advisor Group Holdings, Inc. | 82,021 | $1.74M | 0.00% | −3,631−4.2% | Reduced |
| GWM Advisors LLC | 81,638 | $1.73M | 0.01% | +3,640+4.7% | Added |
| Jupiter Topco LLC | 81,428 | $1.73M | 0.00% | +81,428 | New |
| State of New Jersey Common Pension Fund D | 80,921 | $1.72M | 0.01% | −30,137−27.1% | Reduced |
| Bridgewater Associates, LP | 80,657 | $1.71M | 0.01% | +28,031+53.3% | Added |
| Vanguard Global Advisers, LLC | 78,136 | $1.66M | 0.00% | −2,173−2.7% | Reduced |
| Royal Bank of Canada | 76,630 | $1.63M | 0.00% | −862−1.1% | Reduced |
| Alliancebernstein L.P. | 78,303 | $1.62M | 0.00% | +1,385+1.8% | Added |
| Cerity Partners LLC | 75,291 | $1.60M | 0.00% | +14,237+23.3% | Added |
| State of Alaska, Department of Revenue | 75,204 | $1.59M | 0.02% | −32,060−29.9% | Reduced |
| Miller Howard Investments Inc | 75,038 | $1.59M | 0.04% | +2,665+3.7% | Added |
| Private Advisor Group, LLC | 74,365 | $1.58M | 0.01% | +3,923+5.6% | Added |
| HighTower Advisors, LLC | 72,723 | $1.54M | 0.00% | −3,157−4.2% | Reduced |
| Summit Trail Advisors, LLC | 71,801 | $1.52M | 0.02% | −6,301−8.1% | Reduced |
| Dakota Wealth Management | 68,159 | $1.45M | 0.03% | +583+0.9% | Added |
| Atria Investments LLC | 68,406 | $1.45M | 0.01% | +21,162+44.8% | Added |
| CI Private Wealth, LLC | 68,062 | $1.44M | 0.00% | +13,776+25.4% | Added |
| Arrowstreet Capital, Limited Partnership | 65,602 | $1.39M | 0.00% | −215,106−76.6% | Reduced |
| Gsa Capital Partners LLP | 63,208 | $1.34M | 0.08% | +16,863+36.4% | Added |
| Fox Run Management, L.L.C. | 62,761 | $1.33M | 0.22% | +62,761 | New |
| Trexquant Investment LP | 62,205 | $1.32M | 0.01% | −37,188−37.4% | Reduced |
| Citigroup Inc | 61,433 | $1.30M | 0.00% | −45,686−42.6% | Reduced |
| Amalgamated Bank | 59,702 | $1.27M | 0.01% | −4,534−7.1% | Reduced |
| D.A. Davidson & Co. | 59,608 | $1.26M | 0.01% | −17,929−23.1% | Reduced |
| Magnetar Financial LLC | 58,854 | $1.25M | 0.01% | +58,854 | New |
| Manufacturers Life Insurance Company, The | 58,341 | $1.24M | 0.00% | +13,161+29.1% | Added |
| State of Tennessee, Treasury Department | 57,854 | $1.23M | 0.00% | +12,193+26.7% | Added |
| Ethic Inc. | 55,612 | $1.18M | 0.01% | +55,612 | New |
| Yousif Capital Management, LLC | 55,248 | $1.17M | 0.01% | −1,367−2.4% | Reduced |
| Moors & Cabot, Inc. | 54,807 | $1.16M | 0.05% | −592−1.1% | Reduced |
| Boothbay Fund Management, LLC | 53,918 | $1.14M | 0.02% | +53,918 | New |
| Arizona State Retirement System | 53,660 | $1.14M | 0.01% | +328+0.6% | Added |
| State of Wisconsin Investment Board | 53,054 | $1.13M | 0.00% | −42,769−44.6% | Reduced |
| HSBC Holdings PLC | 52,461 | $1.12M | 0.00% | +52,461 | New |
| FMR LLC | 52,604 | $1.12M | 0.00% | −96,637−64.8% | Reduced |
| Clark Financial Services Group Inc | 52,269 | $1.11M | 0.52% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 51,892 | $1.10M | 0.01% | −16,940−24.6% | Reduced |
| Friedenthal Financial | 51,385 | $1.09M | 0.50% | +51,385 | New |
| Teachers Retirement System of the State of Kentucky | 51,208 | $1.09M | 0.01% | 00.0% | Unchanged |
| Aster Capital Management (DIFC) Ltd | 50,840 | $1.08M | 0.23% | +50,840 | New |
| Nisa Investment Advisors, LLC | 49,724 | $1.06M | 0.00% | +105+0.2% | Added |
| Oregon Public Employees Retirement Fund | 47,485 | $1.01M | 0.01% | +800+1.7% | Added |
| Wiley Bros.-Aintree Capital, LLC | 45,830 | $972.5K | 0.00% | +5,513+13.7% | Added |
| Bank of Montreal | 43,998 | $933.2K | 0.00% | +1,560+3.7% | Added |
| Sanctuary Advisors, LLC | 43,102 | $914.2K | 0.00% | +15,138+54.1% | Added |
| Dynamic Technology Lab Private Ltd | 43,008 | $912.0K | 0.20% | +43,008 | New |
| ISAM Funds (UK) Ltd | 42,900 | $909.9K | 0.64% | +42,900 | New |
| Montgomery Investment Management Inc | 42,378 | $898.8K | 0.27% | −1,200−2.8% | Reduced |
| Maryland State Retirement & Pension System | 42,144 | $893.9K | 0.02% | +729+1.8% | Added |
| The PNC Financial Services Group, Inc. | 37,369 | $792.6K | 0.00% | +1,676+4.7% | Added |
| Cladis Investment Advisory, LLC | 36,730 | $779.0K | 0.36% | −23,485−39.0% | Reduced |
| Brown Brothers Harriman & Co | 36,398 | $772.0K | 0.00% | 00.0% | Unchanged |
| Westport Asset Management Inc | 35,000 | $742.4K | 0.30% | 00.0% | Unchanged |
| Angeles Wealth Management, LLC | 34,549 | $737.6K | 0.03% | 00.0% | Unchanged |
| Odyssean, LLC | 34,614 | $734.2K | 0.12% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 33,904 | $719.0K | 0.00% | −14,631−30.1% | Reduced |
| Entropy Technologies, LP | 32,147 | $681.8K | 0.03% | +32,147 | New |
| First National Bank of Omaha | 31,600 | $677.8K | 0.02% | 00.0% | Unchanged |
| CWM Advisors, LLC | 31,864 | $675.8K | 0.03% | +6,866+27.5% | Added |
| Graham Capital Management, L.P. | 31,856 | $675.7K | 0.02% | +31,856 | New |