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MDUMDU RESOURCES GROUP INC

Market cap
$4.04B
as of 2026-10-23
Latest close
$19.22
as of 2026-10-23
Sector
Utilities
as of 2026-10-24
Industry
Utilities - Regulated Gas
as of 2026-10-24

Cluster

No cluster in the last 90 days under the default rule (14d · ≥2 insiders · all roles).

Form 4 historysince 2023-11-17

InsiderTradedFiledTypeSharesPriceValueOwned after10b5-1 planFiling
Durkin Marian MSep 30Oct 1A172$0.00$011,848NoForm 4
Dosch Vernon A.Sep 30Oct 1A1,462$0.00$020,377.24NoForm 4
Dosch Vernon A.Jun 30Jul 1A1,293$0.00$018,834NoForm 4
Durkin Marian MJun 30Jul 1A152$0.00$011,676NoForm 4
Dosch Vernon A.Mar 31Apr 1A1,334$0.00$017,464NoForm 4
Durkin Marian MMar 31Apr 1A157$0.00$011,524NoForm 4
Johnson Rob L.President-WBIFeb 18Feb 19F10,630$20.36$216,42782,665NoForm 4
Jones Anne MChiefHRSafety&AdminOfficerFeb 18Feb 19F12,010$20.36$244,524118,017.24NoForm 4
Kivisto Nicole APresident & CEOFeb 18Feb 19F35,668$20.36$726,200547,961.5NoForm 4
Senger GarretChief Utilities OfficerFeb 18Feb 19F8,167$20.36$166,280100,048NoForm 4
Sievert Stephanie AChiefAccntg&RegAffairsOfficerFeb 18Feb 19F10,438$20.36$212,51890,503.05NoForm 4
Vollmer Jason LCFOFeb 18Feb 19F36,766$20.36$748,556324,976.4NoForm 4
Johnson Rob L.President-WBIFeb 17Feb 19A5,830$0.00$093,295NoForm 4
Jones Anne MChiefHRSafety&AdminOfficerFeb 17Feb 19A5,523$0.00$0130,027.24NoForm 4
Kivisto Nicole APresident & CEOFeb 17Feb 19A45,037$0.00$0583,629.5NoForm 4
Senger GarretChief Utilities OfficerFeb 17Feb 19A6,920$0.00$0108,215NoForm 4
Sievert Stephanie AChiefAccntg&RegAffairsOfficerFeb 17Feb 19A4,544$0.00$0100,941.05NoForm 4
Vollmer Jason LCFOFeb 17Feb 19A15,229$0.00$0361,742.4NoForm 4
Boese Dyke A.CIOFeb 17Feb 19A3,702$0.00$07,084NoForm 4
Foti Anthony DonaldCLO & Corporate SecretaryFeb 17Feb 19A8,161$0.00$016,634NoForm 4
Kelley Charles MFeb 13Feb 17P5,000$20.85Purchase +$104,2508,031NoForm 4
Dosch Vernon A.Dec 31, 2025Jan 2A1,394$0.00$016,130NoForm 4
Durkin Marian MDec 31, 2025Jan 2A164$0.00$011,367NoForm 4
Dosch Vernon A.Nov 13, 2025Nov 14, 2025A7,274$0.00$014,736NoForm 4
Anderson Darrel TNov 13, 2025Nov 14, 2025A8,082$0.00$017,594NoForm 4
Durkin Marian MNov 13, 2025Nov 14, 2025A7,274$0.00$011,203NoForm 4
Jaeger Douglas W.Nov 13, 2025Nov 14, 2025A7,274$0.00$012,726NoForm 4
Johnson Dennis WNov 13, 2025Nov 14, 2025A7,779$0.00$0187,945NoForm 4
Kelley Charles MNov 13, 2025Nov 14, 2025A3,031$0.00$03,031NoForm 4
Miller Tammy JNov 13, 2025Nov 14, 2025A3,031$0.00$06,031NoForm 4
Patel Priti RashmikantNov 13, 2025Nov 14, 2025A4,849$0.00$04,849NoForm 4
Dosch Vernon A.Sep 30, 2025Oct 1, 2025A1,541$0.00$07,462NoForm 4
Durkin Marian MSep 30, 2025Oct 1, 2025A182$0.00$03,929NoForm 4
Vollmer Jason LCFOSep 8, 2025Sep 9, 2025P5,000$16.08Purchase +$80,400344,548.2NoForm 4
Vollmer Jason LCFOAug 19, 2025Aug 19, 2025P5,000$16.28Purchase +$81,400339,548.2NoForm 4
Boese Dyke A.CIOMay 15, 2025Jul 16, 2025I7,748.65$16.99$131,65017,274.42NoForm 4
Durkin Marian MJun 30, 2025Jul 1, 2025A175$0.00$03,747NoForm 4
Dosch Vernon A.Jun 30, 2025Jul 1, 2025A1,658$0.00$05,921NoForm 4
Dosch Vernon A.Mar 31, 2025Apr 1, 2025A1,650$0.00$04,263NoForm 4
Durkin Marian MMar 31, 2025Apr 1, 2025A165$0.00$03,572NoForm 4
Boese Dyke A.CIOFeb 12, 2025Feb 14, 2025A3,382$0.00$03,382NoForm 4
Foti Anthony DonaldCLO & Corporate SecretaryFeb 12, 2025Feb 14, 2025A8,473$0.00$08,473NoForm 4
Johnson Rob L.President-WBIFeb 12, 2025Feb 14, 2025A5,785$0.00$094,243NoForm 4
Johnson Rob L.President-WBIFeb 12, 2025Feb 14, 2025F6,778$16.83$114,07487,465NoForm 4
Jones Anne MChiefHRAdmin&SafetyOfficerFeb 12, 2025Feb 14, 2025A6,026$0.00$0135,282.24NoForm 4
Jones Anne MChiefHRAdmin&SafetyOfficerFeb 12, 2025Feb 14, 2025F10,778$16.83$181,394124,504.24NoForm 4
Kivisto Nicole APresident & CEOFeb 12, 2025Feb 14, 2025A45,969$0.00$0568,409.32NoForm 4
Kivisto Nicole APresident & CEOFeb 12, 2025Feb 14, 2025F30,316$16.83$510,218538,093.32NoForm 4
Senger GarretChief Utilities OfficerFeb 12, 2025Feb 14, 2025A7,514$0.00$0108,765NoForm 4
Senger GarretChief Utilities OfficerFeb 12, 2025Feb 14, 2025F7,470$16.83$125,720101,295NoForm 4
Sievert Stephanie AChiefAccntg&RegAffairsOfficerFeb 12, 2025Feb 14, 2025A4,974$0.00$0105,839.07NoForm 4
Sievert Stephanie AChiefAccntg&RegAffairsOfficerFeb 12, 2025Feb 14, 2025F9,506$16.83$159,98696,333.07NoForm 4
Vollmer Jason LCFOFeb 12, 2025Feb 14, 2025A16,700$0.00$0363,118.33NoForm 4
Vollmer Jason LCFOFeb 12, 2025Feb 14, 2025F30,429$16.83$512,120332,689.33NoForm 4
Johnson Dennis WFeb 10, 2025Feb 10, 2025P30,000$16.64Purchase +$499,200180,166NoForm 4
Anderson Darrel TNov 15, 2024Nov 19, 2024A8,178$0.00$09,512NoForm 4
Dosch Vernon A.Nov 15, 2024Nov 19, 2024A1,363$0.00$02,613NoForm 4
Durkin Marian MNov 15, 2024Nov 19, 2024A3,407$0.00$03,407NoForm 4
Jaeger Douglas W.Nov 15, 2024Nov 19, 2024A5,452$0.00$05,452NoForm 4
Johnson Dennis WNov 15, 2024Nov 19, 2024A9,541$0.00$0150,166NoForm 4
Wang ChenxiNov 15, 2024Nov 19, 2024A8,178$0.00$033,691NoForm 4
Sparby David MOct 31, 2024Oct 31, 2024A · derivative370.81$29.22$10,83524,905.28NoForm 4
Sparby David MSep 30, 2024Sep 30, 2024A · derivative1,181.82$27.50$32,50024,424.6NoForm 4
Sparby David MJun 28, 2024Jun 28, 2024A · derivative1,294.05$25.12$32,50723,134.08NoForm 4
Johnson Rob L.President-WBI HoldingsMay 7, 2024May 8, 2024P36,291.05$25.46Purchase +$923,97041,933.73NoForm 4
Sparby David MMar 29, 2024Apr 1, 2024A · derivative1,308.9$24.83$32,50021,737.19NoForm 4
Rosenthal DaleMar 12, 2024Mar 13, 2024P375$22.55Purchase +$8,45616,499NoForm 4
Jones Anne MVP & CHROFeb 22, 2024Feb 26, 2024I10,624.22$20.86$221,62110,624.22NoForm 4
Sievert Stephanie AVP, CAO & ControllerFeb 15, 2024Feb 16, 2024A15,018$0.00$067,398.5NoForm 4
Sievert Stephanie AVP, CAO & ControllerFeb 15, 2024Feb 16, 2024F3,842$20.85$80,10663,556.5NoForm 4
Goodin David LFeb 15, 2024Feb 16, 2024F47,350$20.85$987,248595,557.82NoForm 4
Jones Anne MVP & CHROFeb 15, 2024Feb 16, 2024A19,742$0.00$088,307.24NoForm 4
Jones Anne MVP & CHROFeb 15, 2024Feb 16, 2024F4,160$20.85$86,73684,147.24NoForm 4
Kivisto Nicole APresident & CEOFeb 15, 2024Feb 16, 2024A134,089$0.00$0335,809.92NoForm 4
Kivisto Nicole APresident & CEOFeb 15, 2024Feb 16, 2024F12,525$20.85$261,146323,284.92NoForm 4
Thiede Jeffrey SPresident & CEO MDU CSGFeb 15, 2024Feb 16, 2024A55,260$0.00$0281,214.85NoForm 4
Thiede Jeffrey SPresident & CEO MDU CSGFeb 15, 2024Feb 16, 2024F12,046$20.85$251,159269,168.85NoForm 4
Vollmer Jason LVP & CFOFeb 15, 2024Feb 16, 2024A56,459$0.00$0227,681.21NoForm 4
Vollmer Jason LVP & CFOFeb 15, 2024Feb 16, 2024F12,067$20.85$251,597215,614.21NoForm 4
Link Margaret AVP and CIOFeb 15, 2024Feb 16, 2024A16,008$0.00$078,474.99NoForm 4
Link Margaret AVP and CIOFeb 15, 2024Feb 16, 2024F4,088$20.85$85,23574,386.99NoForm 4
Sanderson Paul R.VP, CLO & SecretaryFeb 15, 2024Feb 16, 2024A21,248$0.00$038,066NoForm 4
Johnson Rob L.President-WBI HoldingsFeb 15, 2024Feb 16, 2024A15,936$0.00$055,902NoForm 4
Johnson Rob L.President-WBI HoldingsFeb 15, 2024Feb 16, 2024F2,471$20.85$51,52053,431NoForm 4
Senger GarretChief Utilities OfficerFeb 15, 2024Feb 16, 2024A24,755$0.00$063,192NoForm 4
Senger GarretChief Utilities OfficerFeb 15, 2024Feb 16, 2024F2,894$20.85$60,34060,298NoForm 4
Goodin David LJan 5, 2024Feb 16, 2024D99,649$0.00$0642,907.82NoForm 4
Anderson Darrel TNov 16, 2023Nov 17, 2023A1,334$18.73$24,9861,334NoForm 4
Johnson Dennis WNov 15, 2023Nov 17, 2023A9,343$18.73$174,994139,364.35NoForm 4
Gemmel James H.Nov 15, 2023Nov 17, 2023A8,008$18.73$149,9908,008NoForm 4
Rosenthal DaleNov 15, 2023Nov 17, 2023A8,008$18.73$149,99016,124NoForm 4
Ryan Edward ANov 15, 2023Nov 17, 2023A8,008$18.73$149,99044,727NoForm 4
Sparby David MNov 15, 2023Nov 17, 2023A8,008$18.73$149,99043,463NoForm 4
Wang ChenxiNov 15, 2023Nov 17, 2023A8,008$18.73$149,99025,513NoForm 4