MDU Resources Group, Inc. engages in the regulated energy delivery, and construction materials and services businesses in the United States. The company's Electric segment generates, transmits, and distributes electricity for residential, commercial, industrial, and municipal customers in Montana, North Dakota, South Dakota, and Wyoming, as well as operates 3,500 miles of transmission lines and 4,800 miles of distribution lines. Its Natural Gas Distribution segment distributes natural gas for residential, commercial, and industrial customers in Idaho, Minnesota, Montana, North Dakota, Oregon, South Dakota, Washington, and Wyoming; and offers supply-related value-added services. The company's Pipeline segment provides natural gas transportation and underground storage services through a regulated pipeline system primarily in the Rocky Mountain and northern Great Plains regions; and cathodic protection and other energy-related services. Its Construction Materials and Contracting segment mines, processes, and sells construction aggregates; produces and sells asphalt mix; and supplies ready-mixed concrete. This segment is also involved in the sale of cement, finished concrete products, and other building materials and related contracting services. The company's Construction Services segment designs, constructs, and maintains electrical and communication wiring and infrastructure, fire suppression systems, mechanical piping and services; overhead and underground electrical, gas, and communication infrastructure; and manufactures and distributes transmission lines construction equipment. It serves manufacturing, commercial, industrial, transportation, institutional, and renewable and government customers, as well as utilities. The company was founded in 1924 and is headquartered in Bismarck, North Dakota.
Over the last 12 months, insiders at MDU Resources Group, Inc. have bought $932,426 and sold $0 worth of MDU Resources Group, Inc. stock.
On average, over the past 5 years, insiders at MDU Resources Group, Inc. have bought $498,004 and sold $7.69M worth of stock each year.
Highest buying activity among insiders over the last 12 months: Johnson Rob L. (President-WBI Holdings) — $923,970. Rosenthal Dale (director) — $8,456.
The last purchase of 36,291 shares for transaction amount of $923,970 was made by Johnson Rob L. (President‑WBI Holdings) on 2024‑05‑07.
2024-05-07 | Johnson Rob L. | President-WBI Holdings | 36,291.05 0.0178% | $25.46 | $923,970 | -0.79% | ||
2024-03-12 | Rosenthal Dale | director | 375 0.0002% | $22.55 | $8,456 | +8.46% | ||
2021-06-14 | Sale | EVERIST THOMAS S | director | 17,795 0.0089% | $33.04 | $587,876 | -9.49% | |
2021-06-11 | Sale | Kivisto Nicole A | President & CEO-Montana-Dakota | 7,410 0.0037% | $33.26 | $246,449 | -10.73% | |
2021-06-09 | Sale | EVERIST THOMAS S | director | 1 <0.0001% | $33.50 | $34 | -10.78% | |
2021-06-08 | Sale | EVERIST THOMAS S | director | 50,000 0.0248% | $33.51 | $1.68M | -10.47% | |
2021-06-08 | Sale | Kivisto Nicole A | President & CEO-Montana-Dakota | 7,410 0.0037% | $33.51 | $248,322 | -10.47% | |
2021-06-07 | Sale | EVERIST THOMAS S | director | 75,000 0.0372% | $33.70 | $2.53M | -10.73% | |
2021-06-04 | Sale | EVERIST THOMAS S | director | 70,678 0.0353% | $33.97 | $2.4M | -10.82% | |
2020-11-11 | Vollmer Jason L | VP, CFO & Treasurer | 1,000 0.0005% | $24.93 | $24,925 | +28.72% | ||
2020-08-20 | SPARBY DAVID M | director | 2,000 0.001% | $22.52 | $45,040 | +29.87% | ||
2020-05-18 | Link Margaret A | VP and CIO | 5,000 0.0025% | $21.39 | $106,949 | +17.30% | ||
2020-05-14 | JOHNSON DENNIS W | director | 5,000 0.0023% | $18.80 | $93,975 | +26.07% | ||
2020-05-14 | Barney David C | President & CEO-Knife River | 1,500 0.0007% | $19.95 | $29,925 | +26.07% | ||
2020-05-13 | SPARBY DAVID M | director | 4,000 0.0021% | $20.16 | $80,640 | +31.84% | ||
2020-05-13 | Vollmer Jason L | VP, CFO & Treasurer | 1,000 0.0005% | $19.61 | $19,615 | +31.84% | ||
2020-05-12 | Goodin David L | President & CEO | 5,000 0.0025% | $20.16 | $100,820 | +24.69% | ||
2020-05-12 | Barth Stephanie A | VP, CAO & Controller | 1,278 0.0007% | $21.07 | $26,925 | +24.69% | ||
2020-03-09 | Vollmer Jason L | VP, CFO & Treasurer | 1,200 0.0006% | $27.31 | $32,773 | -11.07% | ||
2019-05-30 | Goodin David L | Pres. and CEO-MDU Resources | 5,000 0.0025% | $24.45 | $122,234 | +13.63% |
Johnson Rob L. | President-WBI Holdings | 41934 0.0206% | $25.14 | 1 | 0 | |
Rosenthal Dale | director | 16499 0.0081% | $25.14 | 1 | 0 | |
EVERIST THOMAS S | director | 556526 0.2733% | $25.14 | 1 | 74 | <0.0001% |
Goodin David L | President & CEO | 271760 0.1335% | $25.14 | 6 | 2 | +15.6% |
PEARCE HARRY J | director | 193600 0.0951% | $25.14 | 1 | 0 | +16.91% |
WHITE MARTIN A | Chairman and CEO | 108038 0.0531% | $25.14 | 0 | 7 | |
JOHNSON DENNIS W | director | 104752 0.0514% | $25.14 | 1 | 4 | +26.07% |
Harp John G | President and CEO | 100000 0.0491% | $25.14 | 0 | 1 | |
MOSS PATRICIA L | director | 75418 0.037% | $25.14 | 2 | 1 | +7.2% |
WILSON JOHN K | director | 60115 0.0295% | $25.14 | 7 | 0 | +5.53% |
Kivisto Nicole A | President & CEO-Montana-Dakota | 54907 0.027% | $25.14 | 4 | 2 | +15.61% |
TIPTON RONALD D | CEO - Montana-Dakota Utilities | 54707 0.0269% | $25.14 | 0 | 2 | |
NANCE ROBERT L | director | 42824 0.021% | $25.14 | 5 | 0 | +13.6% |
Schneider William E | EVP-Bakken Development | 38755 0.019% | $25.14 | 0 | 4 | |
Barney David C | President & CEO-Knife River | 38563 0.0189% | $25.14 | 1 | 0 | +26.07% |
Schwartz Doran N | VP and CFO | 37083 0.0182% | $25.14 | 16 | 0 | +8.69% |
Bietz Steven L | Pres. & CEO - WBI Energy, Inc. | 34704 0.017% | $25.14 | 0 | 4 | |
CHRISTOPHERSON CATHLEEN M | Vice President - Corporate Com | 33309 0.0164% | $25.14 | 0 | 3 | |
WELLS JAMES KENT | President & CEO-Fidelity E&P | 27743 0.0136% | $25.14 | 1 | 0 | +0.84% |
ROBINSON WARREN L | EVP & CFO | 25896 0.0127% | $25.14 | 0 | 3 | |
RAILE VERNON A | EVP, Treas. & CFO | 24808 0.0122% | $25.14 | 0 | 5 | |
Holaday A Bart | director | 24050 0.0118% | $25.14 | 2 | 0 | +4.6% |
LOBLE LESTER H II | EVP, Gen. Counsel & Secretary | 23670 0.0116% | $25.14 | 0 | 1 | |
LEWIS RICHARD H | director | 22700 0.0111% | $25.14 | 0 | 1 | |
SPARBY DAVID M | director | 20807 0.0102% | $25.14 | 4 | 0 | +20.32% |
NORLAND CYNTHIA J | VP - Administration | 14757 0.0072% | $25.14 | 1 | 2 | <0.0001% |
Ryan Edward A | director | 14190 0.007% | $25.14 | 1 | 0 | +13.63% |
Fagg Karen B | director | 14119 0.0069% | $25.14 | 1 | 0 | +18.22% |
Vollmer Jason L | VP, CFO & Treasurer | 10938 0.0054% | $25.14 | 3 | 0 | +16.5% |
SANDNESS PAUL K | General Counsel and Secretary | 10391 0.0051% | $25.14 | 3 | 1 | +14.02% |
Stumpf John P | VP - Strategic Planning | 6468 0.0032% | $25.14 | 1 | 1 | +7.91% |
Imsdahl Bruce T | President & CEO, Mont.-Dakota | 6498 0.0032% | $25.14 | 0 | 2 | |
CASTLEBERRY JOHN K | EVP - Administration | 6230 0.0031% | $25.14 | 0 | 8 | |
Knudson Thomas C | director | 5450 0.0027% | $25.14 | 1 | 0 | +18.22% |
Connors William R | VP - Renewable Resources | 5300 0.0026% | $25.14 | 2 | 2 | +23.43% |
Link Margaret A | VP and CIO | 5000 0.0025% | $25.14 | 1 | 0 | +17.3% |
Morehouse Kenneth Frank | President & CEO-Montana-Dakota | 4459 0.0022% | $25.14 | 0 | 1 | |
WOOD ROBERT E | SVP-Gov.& PA | 3553 0.0017% | $25.14 | 0 | 3 | |
Barth Stephanie A | VP, CAO & Controller | 3219 0.0016% | $25.14 | 2 | 0 | +13.25% |
Mahowald Douglass A | Treasurer & Asst. Secretary | 1165 0.0006% | $25.14 | 0 | 3 | |
HILDESTAD TERRY D | President and CEO | 0 0% | $25.14 | 1 | 4 | +19.78% |
The Vanguard Group | $520.76M | 10.14 | 20.66M | -0.7% | -$3.65M | 0.01 | |
BlackRock | $478.76M | 9.32 | 19M | +0.04% | +$208,731.60 | 0.01 | |
Corvex Management LP | $255.71M | 4.98 | 10.15M | 0% | +$0 | 12.99 | |
Fidelity Investments | $198.28M | 3.86 | 7.87M | +78.76% | +$87.36M | 0.01 | |
Dimensional Fund Advisors | $174.6M | 3.4 | 6.93M | +12.09% | +$18.84M | 0.05 | |
State Street | $155.16M | 3.01 | 6.13M | +2.49% | +$3.78M | 0.01 | |
Barrow Hanley Global Investors | $108.15M | 2.11 | 4.29M | +21.3% | +$18.99M | 0.37 | |
Geode Capital Management | $89.36M | 1.74 | 3.55M | +5.31% | +$4.5M | 0.01 | |
American Century Investments | $80.15M | 1.56 | 3.18M | +53.95% | +$28.09M | 0.05 | |
River Road Asset Management | $78.81M | 1.53 | 3.13M | +6.68% | +$4.94M | 1.07 | |
First Trust | $71.78M | 1.4 | 2.85M | +11.21% | +$7.24M | 0.07 | |
Morgan Stanley | $69.59M | 1.35 | 2.76M | +4.99% | +$3.31M | 0.01 | |
Franklin Templeton Investments | $65.69M | 1.28 | 2.61M | -38.03% | -$40.31M | 0.02 | |
Frontier Capital Management Co | $53.64M | 1.04 | 2.13M | -0.61% | -$331,002.00 | 0.5 | |
Charles Schwab | $49.8M | 0.97 | 1.98M | +2.99% | +$1.45M | 0.01 | |
BNY Mellon | $49.45M | 0.96 | 1.96M | -6.28% | -$3.32M | 0.01 | |
Allspring Global Investments | $47.75M | 0.93 | 1.89M | +6.74% | +$3.02M | 0.08 | |
Invesco | $47.46M | 0.92 | 1.88M | +33.81% | +$11.99M | 0.01 | |
U.S. Bancorp | $42.09M | 0.82 | 1.67M | -0.79% | -$334,051.21 | 0.06 | |
Sasco Capital Inc Ct | $38.37M | 0.75 | 1.52M | +11.98% | +$4.11M | 5.13 | |
AQR Capital | $31.8M | 0.63 | 1.28M | -11.48% | -$4.13M | 0.05 | |
Northern Trust | $31.78M | 0.62 | 1.26M | -12.21% | -$4.42M | 0.01 | |
HG Vora Capital Management | $31.5M | 0.61 | 1.25M | New | +$31.5M | 1.81 | |
Neuberger Berman | $29.22M | 0.57 | 1.16M | -1.9% | -$565,236.04 | 0.02 | |
59 North Capital Management Lp | $29.2M | 0.57 | 1.16M | -26.87% | -$10.73M | 1.76 | |
Managed Asset Portfolios LLC | $28.94M | 0.56 | 1.15M | +0.73% | +$209,613.66 | 4.21 | |
Massachusetts Financial Services Co Ma | $27.24M | 0.53 | 1.08M | New | +$27.24M | 0.01 | |
Two Sigma Advisers LP | $23.72M | 0.46 | 941,100 | -11.67% | -$3.13M | 0.04 | |
Bank of America | $23.67M | 0.46 | 939,353 | +21.36% | +$4.17M | <0.01 | |
Mirae Asset Global Investments Co Ltd | $26.78M | 0.44 | 898,876 | -15.88% | -$5.05M | 0.02 | |
Ancora Advisors Llc | $22.42M | 0.44 | 889,676 | +4.64% | +$994,643.99 | 0.5 | |
Balyasny Asset Management Llc | $20.09M | 0.39 | 797,068 | +1,178.13% | +$18.51M | 0.05 | |
Voya Investment Management | $20.04M | 0.39 | 795,200 | -0.02% | -$3,402.00 | 0.07 | |
Millennium Management LLC | $18.16M | 0.35 | 720,514 | -46.82% | -$15.99M | 0.01 | |
Adage Capital Partners Gp L L C | $17.64M | 0.34 | 700,000 | -22.22% | -$5.04M | 0.03 | |
Point72 Asset Management | $15.81M | 0.31 | 627,200 | +22,300% | +$15.73M | 0.03 | |
Two Sigma | $15.29M | 0.3 | 606,590 | -37.2% | -$9.05M | 0.03 | |
JPMorgan Chase | $14.98M | 0.29 | 594,587 | -10.19% | -$1.7M | <0.01 | |
RhumbLine Advisers | $14.58M | 0.28 | 578,718 | -6.28% | -$976,498.08 | 0.01 | |
Nuveen | $13.92M | 0.27 | 552,504 | -5.89% | -$871,833.49 | <0.01 | |
Loomis, Sayles & Company | $13.84M | 0.27 | 549,041 | -0.05% | -$6,879.68 | 0.02 | |
Legal & General | $12.12M | 0.24 | 481,000 | -3.04% | -$379,638.03 | <0.01 | |
Bragg Financial | $11.56M | 0.23 | 458,568 | +49.57% | +$3.83M | 0.53 | |
Macquarie Group | $10.65M | 0.21 | 422,490 | -1.86% | -$201,604.77 | 0.01 | |
Man Group Plc | $10.48M | 0.2 | 415,987 | -31.12% | -$4.74M | 0.03 | |
John G. Ullman & Associates, Inc. | $10.37M | 0.2 | 411,568 | -0.85% | -$89,409.60 | 1.59 | |
Russell Investments Group Ltd | $10.12M | 0.2 | 401,619 | +16.95% | +$1.47M | 0.01 | |
Baird Financial Group Inc | $9.61M | 0.19 | 381,407 | +24.83% | +$1.91M | 0.02 | |
Swiss National Bank | $9.61M | 0.19 | 381,290 | 0% | +$0 | 0.01 | |
AllianceBernstein | $9.33M | 0.18 | 370,126 | +3.8% | +$341,283.59 | <0.01 |