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, Q1 2026
Institutional positions in Mdu Resources Group Inc as of Mar 31, 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
- 422
- +13 vs. Q4 2025
- Shares held
- 191.6M
- +24.7M (+14.8%) vs. Q4 2025
- Total value
- $3.97B
- +$711.4M (+21.8%) vs. Q4 2025
- New holders
- 55
- 165 more added
- Sold out
- 42
- 109 more reduced
7 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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, Q1 2026
Shares, value and share of portfolio for each institution holding Mdu Resources Group Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Financial Engines Advisors L.L.C. | 164,167 | $3.40M | 0.01% | +115,348+236.3% | Added |
| Phocas Financial Corp. | 163,936 | $3.40M | 0.53% | −46,214−22.0% | Reduced |
| AQR Capital Management LLC | 161,902 | $3.34M | 0.00% | −405,231−71.5% | Reduced |
| Barclays PLC | 155,232 | $3.22M | 0.00% | −212,069−57.7% | Reduced |
| Oppenheimer Asset Management Inc. | 151,989 | $3.15M | 0.04% | −6,054−3.8% | Reduced |
| FMR LLC | 149,241 | $3.09M | 0.00% | −286,265−65.7% | Reduced |
| Vanguard Investments Australia, Ltd. | 148,671 | $3.08M | 0.01% | +148,671 | New |
| Vanguard Asset Management, Ltd | 147,873 | $3.06M | 0.00% | +147,873 | New |
| Riverwater Partners LLC | 147,111 | $3.05M | 1.02% | +47,823+48.2% | Added |
| Bleakley Financial Group, LLC | 146,419 | $3.03M | 0.05% | +37,824+34.8% | Added |
| Commonwealth Equity Services, LLC | 143,463 | $2.97M | 0.00% | −15,087−9.5% | Reduced |
| Capital Fund Management S.A. | 142,797 | $2.96M | 0.03% | +37,334+35.4% | Added |
| GW&K Investment Management, LLC | 141,515 | $2.93M | 0.03% | −5,828−4.0% | Reduced |
| Thrivent Financial for Lutherans | 136,419 | $2.83M | 0.01% | −661,177−82.9% | Reduced |
| Cetera Investment Advisers | 134,877 | $2.79M | 0.00% | +38,435+39.9% | Added |
| Brevan Howard Capital Management LP | 132,788 | $2.75M | 0.03% | +70,933+114.7% | Added |
| First Manhattan Co | 122,858 | $2.56M | 0.01% | −1,635−1.3% | Reduced |
| Bokf, NA | 116,439 | $2.41M | 0.04% | −18,901−14.0% | Reduced |
| Sciencast Management LP | 112,350 | $2.33M | 0.30% | +112,350 | New |
| State of New Jersey Common Pension Fund D | 111,058 | $2.30M | 0.01% | +5,433+5.1% | Added |
| Voya Investment Management LLC | 107,785 | $2.23M | 0.00% | −2,855−2.6% | Reduced |
| State of Alaska, Department of Revenue | 107,264 | $2.22M | 0.02% | −3,153−2.9% | Reduced |
| Citigroup Inc | 107,119 | $2.22M | 0.00% | −31,959−23.0% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 107,075 | $2.22M | 0.00% | +33,250+45.0% | Added |
| Exchange Traded Concepts, LLC | 105,911 | $2.19M | 0.02% | −188,718−64.1% | Reduced |
| Atom Investors LP | 105,403 | $2.18M | 0.16% | +92,222+699.7% | Added |
| Illinois Municipal Retirement Fund | 102,228 | $2.12M | 0.03% | −17,029−14.3% | Reduced |
| Virginia Retirement Systems Et Al | 100,801 | $2.09M | 0.02% | −41,000−28.9% | Reduced |
| Polymer Capital Management (US) LLC | 100,000 | $2.07M | 0.31% | +100,000 | New |
| Washington Trust Bank | 99,619 | $2.06M | 0.15% | 00.0% | Unchanged |
| Trexquant Investment LP | 99,393 | $2.06M | 0.01% | +99,393 | New |
| State of Wisconsin Investment Board | 95,823 | $1.99M | 0.00% | −31,451−24.7% | Reduced |
| Janus Henderson Group PLC | 93,228 | $1.93M | 0.00% | +12,300+15.2% | Added |
| Louisiana State Employees Retirement System | 90,600 | $1.88M | 0.03% | −3,000−3.2% | Reduced |
| Catalyst Capital Advisors LLC | 89,410 | $1.85M | 0.03% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 88,188 | $1.83M | 0.02% | +1,833+2.1% | Added |
| Cambridge Investment Research Advisors, Inc. | 87,501 | $1.81M | 0.00% | −1,245−1.4% | Reduced |
| Register Financial Advisors LLC | 87,361 | $1.81M | 0.67% | +1,520+1.8% | Added |
| Treasurer of the State of North Carolina | 86,808 | $1.80M | 0.01% | +1,854+2.2% | Added |
| Advisor Group Holdings, Inc. | 85,652 | $1.77M | 0.00% | +3,379+4.1% | Added |
| Intech Investment Management LLC | 84,094 | $1.74M | 0.02% | +84,094 | New |
| Susquehanna International Group, LLP | 80,838 | $1.67M | 0.00% | +67,121+489.3% | Added |
| Vanguard Global Advisers, LLC | 80,309 | $1.66M | 0.00% | +80,309 | New |
| Van Eck Associates Corp | 79,429 | $1.65M | 0.00% | +3,465+4.6% | Added |
| Summit Trail Advisors, LLC | 78,102 | $1.62M | 0.02% | +34,287+78.3% | Added |
| GWM Advisors LLC | 77,998 | $1.62M | 0.01% | −146−0.2% | Reduced |
| D.A. Davidson & Co. | 77,537 | $1.61M | 0.01% | +658+0.9% | Added |
| Royal Bank of Canada | 77,492 | $1.61M | 0.00% | −14,522−15.8% | Reduced |
| HighTower Advisors, LLC | 75,880 | $1.57M | 0.00% | +5,124+7.2% | Added |
| Seven Grand Managers, LLC | 75,000 | $1.55M | 0.10% | −75,000−50.0% | Reduced |
| Alliancebernstein L.P. | 76,918 | $1.50M | 0.00% | −223,779−74.4% | Reduced |
| Macquarie Group Ltd | 72,439 | $1.50M | 0.01% | −43,685−37.6% | Reduced |
| Miller Howard Investments Inc | 72,373 | $1.50M | 0.04% | +5,111+7.6% | Added |
| Private Advisor Group, LLC | 70,442 | $1.46M | 0.01% | +612+0.9% | Added |
| Guggenheim Capital LLC | 68,832 | $1.43M | 0.01% | +2,491+3.8% | Added |
| Dakota Wealth Management | 67,576 | $1.41M | 0.03% | −759−1.1% | Reduced |
| Aquatic Capital Management LLC | 66,221 | $1.37M | 0.04% | −54,543−45.2% | Reduced |
| Wellington Management Group LLP | 64,798 | $1.34M | 0.00% | +64,798 | New |
| Amalgamated Bank | 64,236 | $1.33M | 0.01% | +592+0.9% | Added |
| Cerity Partners LLC | 61,054 | $1.27M | 0.00% | −101,059−62.3% | Reduced |
| Cladis Investment Advisory, LLC | 60,215 | $1.25M | 0.69% | −8,709−12.6% | Reduced |
| Yousif Capital Management, LLC | 56,615 | $1.17M | 0.01% | −254−0.4% | Reduced |
| Moors & Cabot, Inc. | 55,399 | $1.15M | 0.05% | −1,467−2.6% | Reduced |
| Mackenzie Financial Corp | 54,220 | $1.12M | 0.00% | +54,220 | New |
| CI Private Wealth, LLC | 54,286 | $1.11M | 0.00% | +10,662+24.4% | Added |
| Arizona State Retirement System | 53,332 | $1.11M | 0.01% | −942−1.7% | Reduced |
| Bridgewater Associates, LP | 52,626 | $1.09M | 0.00% | +52,626 | New |
| Clark Financial Services Group Inc | 52,269 | $1.08M | 0.60% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 51,208 | $1.06M | 0.01% | 00.0% | Unchanged |
| Winton Group Ltd | 50,262 | $1.04M | 0.04% | +24,341+93.9% | Added |
| Nisa Investment Advisors, LLC | 49,619 | $1.04M | 0.00% | +120+0.2% | Added |
| SG Americas Securities, LLC | 48,535 | $1.01M | 0.00% | −8,507−14.9% | Reduced |
| Atria Investments LLC | 47,244 | $978.9K | 0.01% | −19,876−29.6% | Reduced |
| Oregon Public Employees Retirement Fund | 46,685 | $967.3K | 0.01% | −100−0.2% | Reduced |
| Gsa Capital Partners LLP | 46,345 | $960.0K | 0.06% | +46,345 | New |
| State of Tennessee, Treasury Department | 45,661 | $946.1K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 45,180 | $936.1K | 0.00% | +6,079+15.5% | Added |
| Montgomery Investment Management Inc | 43,578 | $902.9K | 0.31% | 00.0% | Unchanged |
| Bank of Montreal | 42,438 | $879.3K | 0.00% | +2,218+5.5% | Added |
| Maryland State Retirement & Pension System | 41,415 | $858.1K | 0.02% | 00.0% | Unchanged |
| Wiley Bros.-Aintree Capital, LLC | 40,317 | $835.4K | 0.00% | +17,706+78.3% | Added |
| Pictet Asset Management Holding SA | 37,862 | $784.5K | 0.00% | +2,517+7.1% | Added |
| Brown Brothers Harriman & Co | 36,398 | $754.2K | 0.00% | −7,220−16.6% | Reduced |
| The PNC Financial Services Group, Inc. | 35,693 | $739.6K | 0.00% | +305+0.9% | Added |
| DRW Securities, LLC | 35,376 | $733.0K | 0.04% | +35,376 | New |
| Westport Asset Management Inc | 35,000 | $725.2K | 0.32% | 00.0% | Unchanged |
| Angeles Wealth Management, LLC | 34,549 | $720.7K | 0.04% | +268+0.8% | Added |
| Odyssean, LLC | 34,614 | $717.2K | 0.26% | +23,998+226.1% | Added |
| Quantbot Technologies LP | 33,839 | $701.1K | 0.03% | +33,839 | New |
| First National Bank of Omaha | 31,600 | $651.0K | 0.02% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 30,956 | $641.4K | 0.01% | +30,956 | New |
| Buckingham Strategic Partners | 30,119 | $624.1K | 0.01% | −2,983−9.0% | Reduced |
| Regal Investment Advisors LLC | 29,812 | $617.7K | 0.04% | +8,020+36.8% | Added |
| Mercer Global Advisors Inc | 29,294 | $607.0K | 0.00% | +7,297+33.2% | Added |
| Ronald Blue Trust, Inc. | 29,060 | $602.1K | 0.01% | +2,942+11.3% | Added |
| JustInvest LLC | 28,120 | $582.6K | 0.01% | +2,812+11.1% | Added |
| Marshall Wace, LLP | 28,000 | $580.2K | 0.00% | +28,000 | New |
| Sanctuary Advisors, LLC | 27,964 | $579.4K | 0.00% | −15,361−35.5% | Reduced |
| Hancock Whitney Corp | 25,586 | $576.5K | 0.01% | −1,659−6.1% | Reduced |
| Brady Martz Wealth Solutions, LLC | 27,535 | $570.5K | 0.10% | +15+0.1% | Added |