In the last 12 months, insiders at MDU RESOURCES GROUP INC ($MDU) filed 141 transactions with the SEC: 6 open-market purchases totaling $1,697,601 and 0 sales totaling $0. Net insider sentiment: net buying.
MDU RESOURCES GROUP INC operates in the Mining & quarrying of nonmetallic minerals (no fuels) industry (Energy & transportation sector).
Most Active Insiders
- Goodin David L (President & CEO) — 5 transactions totaling $3,317,418
- Kivisto Nicole A (President & CEO) — 6 transactions totaling $1,497,565
- Vollmer Jason L (CFO) — 6 transactions totaling $1,422,426
- Thiede Jeffrey S (President & CEO MDU CSG) — 7 transactions totaling $1,037,077
- Goodin David L (Director) — 2 transactions totaling $987,248
View all SEC Filings for MDU RESOURCES GROUP INC (MDU).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| March 31, 2026 | Dosch Vernon A. | Director | A | Common Stock | 1334 | $0.00 | 17,464.0000 | 205,300,000 | 8.27% | 0.00% |
| March 31, 2026 | DURKIN MARIAN M | Director | A | Common Stock | 157 | $0.00 | 11,524.0000 | 205,300,000 | 1.38% | 0.00% |
| Feb. 17, 2026 | Vollmer Jason L | CFO | A | Common Stock | 15229 | $0.00 | 361,742.3970 | 205,300,000 | 4.39% | 0.01% |
| Feb. 18, 2026 | Vollmer Jason L | CFO | F | Common Stock | 36766 | $20.36 | 324,976.3970 | 205,300,000 | 10.16% | 0.02% |
| Feb. 17, 2026 | Foti Anthony Donald | CLO & Corporate Secretary | A | Common Stock | 8161 | $0.00 | 16,634.0000 | 205,300,000 | 96.32% | 0.00% |
| Feb. 17, 2026 | Sievert Stephanie A | ChiefAccntg&RegAffairsOfficer | A | Common Stock | 4544 | $0.00 | 100,968.6280 | 205,300,000 | 4.71% | 0.00% |
| Feb. 18, 2026 | Sievert Stephanie A | ChiefAccntg&RegAffairsOfficer | F | Common Stock | 10438 | $20.36 | 90,530.6280 | 205,300,000 | 10.34% | 0.01% |
| Feb. 17, 2026 | Senger Garret | Chief Utilities Officer | A | Common Stock | 6920 | $0.00 | 108,215.0000 | 205,300,000 | 6.83% | 0.00% |
| Feb. 18, 2026 | Senger Garret | Chief Utilities Officer | F | Common Stock | 8167 | $20.36 | 100,048.0000 | 205,300,000 | 7.55% | 0.00% |
| Feb. 17, 2026 | Kivisto Nicole A | President & CEO | A | Common Stock | 45037 | $0.00 | 584,285.7550 | 205,300,000 | 8.35% | 0.02% |
| Feb. 18, 2026 | Kivisto Nicole A | President & CEO | F | Common Stock | 35668 | $20.36 | 548,617.7550 | 205,300,000 | 6.10% | 0.02% |
| Feb. 17, 2026 | Jones Anne M | ChiefHRSafety&AdminOfficer | A | Common Stock | 5523 | $0.00 | 130,027.2380 | 205,300,000 | 4.44% | 0.00% |
| Feb. 18, 2026 | Jones Anne M | ChiefHRSafety&AdminOfficer | F | Common Stock | 12010 | $20.36 | 118,017.2380 | 205,300,000 | 9.24% | 0.01% |
| Feb. 17, 2026 | Johnson Rob L. | President-WBI | A | Common Stock | 5830 | $0.00 | 93,295.0000 | 205,300,000 | 6.67% | 0.00% |
| Feb. 18, 2026 | Johnson Rob L. | President-WBI | F | Common Stock | 10630 | $20.36 | 82,665.0000 | 205,300,000 | 11.39% | 0.01% |
| Feb. 17, 2026 | Boese Dyke A. | CIO | A | Common Stock | 3702 | $0.00 | 7,154.0000 | 205,300,000 | 107.24% | 0.00% |
| Feb. 13, 2026 | KELLEY CHARLES M | Director | P | Common Stock | 5000 | $20.85 | 8,031.0000 | 205,300,000 | 164.96% | 0.00% |
| Dec. 31, 2025 | DURKIN MARIAN M | Director | A | Common Stock | 164 | $0.00 | 11,367.0000 | 205,285,000 | 1.46% | 0.00% |
| Dec. 31, 2025 | Dosch Vernon A. | Director | A | Common Stock | 1394 | $0.00 | 16,130.0000 | 205,285,000 | 9.46% | 0.00% |
| Nov. 13, 2025 | Patel Priti Rashmikant | Director | A | Common Stock | 4849 | $0.00 | 4,849.0000 | 205,285,000 | 9999.99% | 0.00% |
| Nov. 13, 2025 | Miller Tammy J | Director | A | Common Stock | 3031 | $0.00 | 6,031.0000 | 205,285,000 | 101.03% | 0.00% |
| Nov. 13, 2025 | KELLEY CHARLES M | Director | A | Common Stock | 3031 | $0.00 | 3,031.0000 | 205,285,000 | 9999.99% | 0.00% |
| Nov. 13, 2025 | JOHNSON DENNIS W | Director | A | Common Stock | 7779 | $0.00 | 188,108.2879 | 205,285,000 | 4.31% | 0.00% |
| Nov. 13, 2025 | DURKIN MARIAN M | Director | A | Common Stock | 7274 | $0.00 | 11,203.0000 | 205,285,000 | 185.14% | 0.00% |
| Nov. 13, 2025 | Jaeger Douglas W. | Director | A | Common Stock | 7274 | $0.00 | 12,726.0000 | 205,285,000 | 133.42% | 0.00% |
| Nov. 13, 2025 | ANDERSON DARREL T | Director | A | Common Stock | 8082 | $0.00 | 17,594.0000 | 205,285,000 | 84.97% | 0.00% |
| Nov. 13, 2025 | Dosch Vernon A. | Director | A | Common Stock | 7274 | $0.00 | 14,736.0000 | 205,285,000 | 97.48% | 0.00% |
| Sept. 30, 2025 | DURKIN MARIAN M | Director | A | Common Stock | 182 | $0.00 | 3,929.0000 | 204,653,000 | 4.86% | 0.00% |
| Sept. 30, 2025 | Dosch Vernon A. | Director | A | Common Stock | 1541 | $0.00 | 7,462.0000 | 204,653,000 | 26.03% | 0.00% |
| Sept. 8, 2025 | Vollmer Jason L | CFO | P | Common Stock | 5000 | $16.08 | 344,548.1970 | 204,653,000 | 1.47% | 0.00% |
| Aug. 19, 2025 | Vollmer Jason L | CFO | P | Common Stock | 5000 | $16.28 | 339,548.1970 | 204,653,000 | 1.49% | 0.00% |
| May 15, 2025 | Boese Dyke A. | CIO | I | Common Stock - 401(k) | 7749 | $16.99 | 17,274.4173 | 204,653,000 | 81.34% | 0.00% |
| June 30, 2025 | Dosch Vernon A. | Director | A | Common Stock | 1658 | $0.00 | 5,921.0000 | 204,653,000 | 38.89% | 0.00% |
| June 30, 2025 | DURKIN MARIAN M | Director | A | Common Stock | 175 | $0.00 | 3,747.0000 | 204,653,000 | 4.90% | 0.00% |
| March 31, 2025 | DURKIN MARIAN M | Director | A | Common Stock | 165 | $0.00 | 3,572.0000 | 204,653,000 | 4.84% | 0.00% |
| March 31, 2025 | Dosch Vernon A. | Director | A | Common Stock | 1650 | $0.00 | 4,263.0000 | 204,653,000 | 63.15% | 0.00% |
| Feb. 12, 2025 | Johnson Rob L. | President-WBI | F | Common Stock | 6778 | $16.83 | 87,465.0000 | 204,653,000 | 7.19% | 0.00% |
| Feb. 12, 2025 | Vollmer Jason L | CFO | A | Common Stock | 16700 | $0.00 | 363,118.3270 | 204,653,000 | 4.82% | 0.01% |
| Feb. 12, 2025 | Vollmer Jason L | CFO | F | Common Stock | 30429 | $16.83 | 332,689.3270 | 204,653,000 | 8.38% | 0.01% |
| Feb. 12, 2025 | Sievert Stephanie A | ChiefAccntg&RegAffairsOfficer | A | Common Stock | 4974 | $0.00 | 105,866.6420 | 204,653,000 | 4.93% | 0.00% |
| Feb. 12, 2025 | Sievert Stephanie A | ChiefAccntg&RegAffairsOfficer | F | Common Stock | 9506 | $16.83 | 96,360.6420 | 204,653,000 | 8.98% | 0.00% |
| Feb. 12, 2025 | Senger Garret | Chief Utilities Officer | A | Common Stock | 7514 | $0.00 | 108,765.0000 | 204,653,000 | 7.42% | 0.00% |
| Feb. 12, 2025 | Senger Garret | Chief Utilities Officer | F | Common Stock | 7470 | $16.83 | 101,295.0000 | 204,653,000 | 6.87% | 0.00% |
| Feb. 12, 2025 | Kivisto Nicole A | President & CEO | A | Common Stock | 45969 | $0.00 | 569,065.5780 | 204,653,000 | 8.79% | 0.02% |
| Feb. 12, 2025 | Kivisto Nicole A | President & CEO | F | Common Stock | 30316 | $16.83 | 538,749.5780 | 204,653,000 | 5.33% | 0.01% |
| Feb. 12, 2025 | Jones Anne M | ChiefHRAdmin&SafetyOfficer | A | Common Stock | 6026 | $0.00 | 135,282.2380 | 204,653,000 | 4.66% | 0.00% |
| Feb. 12, 2025 | Jones Anne M | ChiefHRAdmin&SafetyOfficer | F | Common Stock | 10778 | $16.83 | 124,504.2380 | 204,653,000 | 7.97% | 0.01% |
| Feb. 12, 2025 | Johnson Rob L. | President-WBI | A | Common Stock | 5785 | $0.00 | 94,243.0000 | 204,653,000 | 6.54% | 0.00% |
| Feb. 12, 2025 | Foti Anthony Donald | CLO & Corporate Secretary | A | Common Stock | 8473 | $0.00 | 8,473.0000 | 204,653,000 | 9999.99% | 0.00% |
| Feb. 12, 2025 | Boese Dyke A. | CIO | A | Common Stock | 3382 | $0.00 | 3,593.0000 | 204,653,000 | 1602.84% | 0.00% |
| Feb. 10, 2025 | JOHNSON DENNIS W | Director | P | Common Stock | 30000 | $16.64 | 180,329.2879 | 204,653,000 | 19.96% | 0.01% |
| Nov. 15, 2024 | Wang Chenxi | Director | A | Common Stock | 8178 | $0.00 | 33,691.0000 | 204,678,000 | 32.05% | 0.00% |
| Nov. 15, 2024 | JOHNSON DENNIS W | Director | A | Common Stock | 9541 | $0.00 | 150,329.2879 | 204,678,000 | 6.78% | 0.00% |
| Nov. 15, 2024 | Jaeger Douglas W. | Director | A | Common Stock | 5452 | $0.00 | 5,452.0000 | 204,678,000 | 9999.99% | 0.00% |
| Nov. 15, 2024 | DURKIN MARIAN M | Director | A | Common Stock | 3407 | $0.00 | 3,407.0000 | 204,678,000 | 9999.99% | 0.00% |
| Nov. 15, 2024 | Dosch Vernon A. | Director | A | Common Stock | 1363 | $0.00 | 2,613.0000 | 204,678,000 | 109.04% | 0.00% |
| Nov. 15, 2024 | ANDERSON DARREL T | Director | A | Common Stock | 8178 | $0.00 | 9,512.0000 | 204,678,000 | 613.04% | 0.00% |
| Oct. 31, 2024 | MDU RESOURCES GROUP INC | TenPercentOwner | J | Common Stock | 50972059 | $0.00 | 0.0000 | 204,678,000 | 100.00% | 24.90% |
| Oct. 31, 2024 | SPARBY DAVID M | Director | A | Phantom Stock | 371 | $29.22 | 24,905.2840 | 204,678,000 | 1.51% | 0.00% |
| Sept. 30, 2024 | SPARBY DAVID M | Director | A | Phantom Stock | 1182 | $27.50 | 24,424.5950 | 203,938,000 | 5.08% | 0.00% |
| June 28, 2024 | SPARBY DAVID M | Director | A | Phantom Stock | 1294 | $25.12 | 23,134.0770 | 203,938,000 | 5.93% | 0.00% |
| May 7, 2024 | Johnson Rob L. | President-WBI Holdings | P | Common Stock - 401(k) | 36291 | $25.46 | 41,933.7301 | 203,938,000 | 643.15% | 0.02% |
| March 29, 2024 | SPARBY DAVID M | Director | A | Phantom Stock | 1309 | $24.83 | 21,737.1870 | 203,938,000 | 6.41% | 0.00% |
| March 12, 2024 | Rosenthal Dale | Director | P | Common Stock | 375 | $22.55 | 16,499.0000 | 203,938,000 | 2.33% | 0.00% |
| Feb. 22, 2024 | Jones Anne M | VP & CHRO | I | Common Stock - 401(k) | 10624 | $20.86 | 10,624.2216 | 203,938,000 | 50.00% | 0.01% |
| Feb. 15, 2024 | Vollmer Jason L | VP & CFO | A | Common Stock | 56459 | $0.00 | 227,681.2110 | 203,938,000 | 32.97% | 0.03% |
| Feb. 15, 2024 | Vollmer Jason L | VP & CFO | F | Common Stock | 12067 | $20.85 | 215,614.2110 | 203,938,000 | 5.30% | 0.01% |
| Jan. 5, 2024 | Goodin David L | Director | D | Common Stock | 99649 | $0.00 | 642,907.8230 | 203,938,000 | 13.42% | 0.05% |
| Feb. 15, 2024 | Goodin David L | Director | F | Common Stock | 47350 | $20.85 | 595,557.8230 | 203,938,000 | 7.36% | 0.02% |
| Feb. 15, 2024 | Link Margaret A | VP and CIO | F | Common Stock | 4088 | $20.85 | 79,386.9910 | 203,938,000 | 4.90% | 0.00% |
| Feb. 15, 2024 | Link Margaret A | VP and CIO | A | Common Stock | 16008 | $0.00 | 83,474.9910 | 203,938,000 | 23.73% | 0.01% |
| Feb. 15, 2024 | Sievert Stephanie A | VP, CAO & Controller | F | Common Stock | 3842 | $20.85 | 63,583.4700 | 203,938,000 | 5.70% | 0.00% |
| Feb. 15, 2024 | Sievert Stephanie A | VP, CAO & Controller | A | Common Stock | 15018 | $0.00 | 67,425.4700 | 203,938,000 | 28.66% | 0.01% |
| Feb. 15, 2024 | Jones Anne M | VP & CHRO | F | Common Stock | 4160 | $20.85 | 84,147.2380 | 203,938,000 | 4.71% | 0.00% |
| Feb. 15, 2024 | Jones Anne M | VP & CHRO | A | Common Stock | 19742 | $0.00 | 88,307.2380 | 203,938,000 | 28.79% | 0.01% |
| Feb. 15, 2024 | Sanderson Paul R. | VP, CLO & Secretary | A | Common Stock | 21248 | $0.00 | 38,066.0000 | 203,938,000 | 126.34% | 0.01% |
| Feb. 15, 2024 | Thiede Jeffrey S | President & CEO MDU CSG | F | Common Stock | 12046 | $20.85 | 269,168.8520 | 203,938,000 | 4.28% | 0.01% |
| Feb. 15, 2024 | Thiede Jeffrey S | President & CEO MDU CSG | A | Common Stock | 55260 | $0.00 | 281,214.8520 | 203,938,000 | 24.46% | 0.03% |
| Feb. 15, 2024 | Kivisto Nicole A | President & CEO | F | Common Stock | 12525 | $20.85 | 323,984.1230 | 203,938,000 | 3.72% | 0.01% |
| Feb. 15, 2024 | Kivisto Nicole A | President & CEO | A | Common Stock | 134089 | $0.00 | 336,509.1230 | 203,938,000 | 66.24% | 0.07% |
| Feb. 15, 2024 | Johnson Rob L. | President-WBI Holdings | F | Common Stock | 2471 | $20.85 | 53,431.0000 | 203,938,000 | 4.42% | 0.00% |
| Feb. 15, 2024 | Johnson Rob L. | President-WBI Holdings | A | Common Stock | 15936 | $0.00 | 55,902.0000 | 203,938,000 | 39.87% | 0.01% |
| Feb. 15, 2024 | Senger Garret | Chief Utilities Officer | F | Common Stock | 2894 | $20.85 | 60,298.0000 | 203,938,000 | 4.58% | 0.00% |
| Feb. 15, 2024 | Senger Garret | Chief Utilities Officer | A | Common Stock | 24755 | $0.00 | 63,192.0000 | 203,938,000 | 64.40% | 0.01% |
| Nov. 15, 2023 | JOHNSON DENNIS W | Director | A | Common Stock | 9343 | $18.73 | 139,527.6399 | 203,462,000 | 7.18% | 0.00% |
| Nov. 16, 2023 | ANDERSON DARREL T | Director | A | Common Stock | 1334 | $18.73 | 1,334.0000 | 203,462,000 | 9999.99% | 0.00% |
| Nov. 15, 2023 | Wang Chenxi | Director | A | Common Stock | 8008 | $18.73 | 25,513.0000 | 203,462,000 | 45.75% | 0.00% |
| Nov. 15, 2023 | Ryan Edward A | Director | A | Common Stock | 8008 | $18.73 | 44,727.0000 | 203,462,000 | 21.81% | 0.00% |
| Nov. 15, 2023 | Rosenthal Dale | Director | A | Common Stock | 8008 | $18.73 | 16,124.0000 | 203,462,000 | 98.67% | 0.00% |
| Nov. 15, 2023 | Gemmel James H. | Director | A | Common Stock | 8008 | $18.73 | 8,008.0000 | 203,462,000 | 9999.99% | 0.00% |
| Nov. 15, 2023 | SPARBY DAVID M | Director | A | Common Stock | 8008 | $18.73 | 43,463.0000 | 203,462,000 | 22.59% | 0.00% |
| Nov. 10, 2023 | MDU RESOURCES GROUP INC | TenPercentOwner | J | Common Stock | 5656621 | $0.00 | 0.0000 | 203,462,000 | 100.00% | 2.78% |
| July 11, 2023 | Sanderson Paul R. | VP, CLO & Secretary | A | Common Stock | 16818 | $0.00 | 16,818.0000 | 203,462,000 | 9999.99% | 0.01% |
| July 11, 2023 | Johnson Rob L. | President-WBI Holdings | A | Common Stock | 4341 | $0.00 | 39,966.0000 | 203,462,000 | 12.19% | 0.00% |
| May 31, 2023 | MDU RESOURCES GROUP INC | TenPercentOwner | J | Common Stock | 51340729 | $0.00 | 5,656,621.0000 | 203,462,000 | 90.08% | 25.23% |
| May 31, 2023 | Liepitz Karl A | VP, Gen Counsel & Secretary | A | Common Stock | 15826 | $0.00 | 53,267.0000 | 203,462,000 | 42.27% | 0.01% |
| May 31, 2023 | Liepitz Karl A | VP, Gen Counsel & Secretary | A | Common Stock | 11016 | $0.00 | 64,283.0000 | 203,462,000 | 20.68% | 0.01% |
| May 31, 2023 | Vollmer Jason L | VP & CFO | A | Common Stock | 19064 | $0.00 | 118,489.9650 | 203,462,000 | 19.17% | 0.01% |
| May 31, 2023 | Vollmer Jason L | VP & CFO | A | Common Stock | 13771 | $0.00 | 132,260.9650 | 203,462,000 | 11.62% | 0.01% |
| May 31, 2023 | Link Margaret A | VP and CIO | A | Common Stock | 6438 | $0.00 | 49,254.3500 | 203,462,000 | 15.04% | 0.00% |
| May 31, 2023 | Link Margaret A | VP and CIO | A | Common Stock | 5058 | $0.00 | 54,312.3500 | 203,462,000 | 10.27% | 0.00% |
| May 31, 2023 | Barth Stephanie A | VP, CAO & Controller | A | Common Stock | 6061 | $0.00 | 35,813.3300 | 203,462,000 | 20.37% | 0.00% |
| May 31, 2023 | Barth Stephanie A | VP, CAO & Controller | A | Common Stock | 4721 | $0.00 | 40,534.3300 | 203,462,000 | 13.18% | 0.00% |
| May 31, 2023 | Goodin David L | President & CEO | A | Common Stock | 71940 | $0.00 | 554,219.8230 | 203,462,000 | 14.92% | 0.04% |
| May 31, 2023 | Goodin David L | President & CEO | A | Common Stock | 52461 | $0.00 | 606,680.8230 | 203,462,000 | 9.47% | 0.03% |
| May 31, 2023 | Kivisto Nicole A | President & CEO-Montana-Dakota | A | Common Stock | 14263 | $0.00 | 164,637.2710 | 203,462,000 | 9.49% | 0.01% |
| May 31, 2023 | Kivisto Nicole A | President & CEO-Montana-Dakota | A | Common Stock | 19064 | $0.00 | 150,374.2710 | 203,462,000 | 14.52% | 0.01% |
| May 31, 2023 | Thiede Jeffrey S | President & CEO MDU CSG | A | Common Stock | 14263 | $0.00 | 185,791.2700 | 203,462,000 | 8.32% | 0.01% |
| May 31, 2023 | Thiede Jeffrey S | President & CEO MDU CSG | A | Common Stock | 19064 | $0.00 | 171,528.2700 | 203,462,000 | 12.50% | 0.01% |
| May 31, 2023 | Jones Anne M | VP & CHRO | A | Common Stock | 6924 | $0.00 | 49,978.2380 | 203,462,000 | 16.08% | 0.00% |
| May 31, 2023 | Jones Anne M | VP & CHRO | A | Common Stock | 5170 | $0.00 | 55,148.2380 | 203,462,000 | 10.34% | 0.00% |
| May 31, 2023 | Hastings Trevor J | President & CEO-WBI Holdings | A | Common Stock | 8992 | $0.00 | 69,509.5270 | 203,462,000 | 14.86% | 0.00% |
| May 31, 2023 | Hastings Trevor J | President & CEO-WBI Holdings | A | Common Stock | 6850 | $0.00 | 76,359.5270 | 203,462,000 | 9.85% | 0.00% |
| Feb. 16, 2023 | Barney David C | CEO-Knife River | A | Common Stock | 18371 | $31.16 | 142,177.0000 | 203,462,000 | 14.84% | 0.01% |
| Feb. 16, 2023 | Barney David C | CEO-Knife River | F | Common Stock | 8721 | $31.16 | 133,456.0000 | 203,462,000 | 6.13% | 0.00% |
| Feb. 16, 2023 | Liepitz Karl A | VP, Gen Counsel & Secretary | A | Common Stock | 26265 | $0.00 | 37,441.0000 | 203,462,000 | 235.01% | 0.01% |
| Feb. 16, 2023 | Link Margaret A | VP and CIO | A | Common Stock | 9809 | $0.00 | 39,004.8430 | 203,462,000 | 33.60% | 0.00% |
| Feb. 16, 2023 | Link Margaret A | VP and CIO | A | Common Stock | 5652 | $31.16 | 44,656.8430 | 203,462,000 | 14.49% | 0.00% |
| Feb. 16, 2023 | Link Margaret A | VP and CIO | F | Common Stock | 2009 | $31.16 | 42,647.8430 | 203,462,000 | 4.50% | 0.00% |
| Feb. 16, 2023 | Kivisto Nicole A | President & CEO-Montana-Dakota | A | Common Stock | 30736 | $0.00 | 120,023.4580 | 203,462,000 | 34.42% | 0.02% |
| Feb. 16, 2023 | Kivisto Nicole A | President & CEO-Montana-Dakota | A | Common Stock | 18371 | $31.16 | 138,394.4580 | 203,462,000 | 15.31% | 0.01% |
| Feb. 16, 2023 | Kivisto Nicole A | President & CEO-Montana-Dakota | F | Common Stock | 7172 | $31.16 | 131,222.4580 | 203,462,000 | 5.18% | 0.00% |
| Feb. 16, 2023 | Thiede Jeffrey S | President & CEO MDU CSG | A | Common Stock | 18371 | $31.16 | 158,531.6660 | 203,462,000 | 13.11% | 0.01% |
| Feb. 16, 2023 | Thiede Jeffrey S | President & CEO MDU CSG | A | Common Stock | 30736 | $0.00 | 140,160.6660 | 203,462,000 | 28.09% | 0.02% |
| Feb. 16, 2023 | Hastings Trevor J | President & CEO - WBI Holdings | F | Common Stock | 4438 | $31.16 | 60,517.5270 | 203,462,000 | 6.83% | 0.00% |
| Feb. 16, 2023 | Hastings Trevor J | President & CEO - WBI Holdings | A | Common Stock | 11147 | $31.16 | 64,955.5270 | 203,462,000 | 20.72% | 0.01% |
| Feb. 16, 2023 | Jones Anne M | VP & CHRO | A | Common Stock | 10650 | $0.00 | 39,404.2380 | 203,462,000 | 37.04% | 0.01% |
| Feb. 16, 2023 | Vollmer Jason L | VP & CFO | F | Common Stock | 6486 | $31.16 | 99,032.3100 | 203,462,000 | 6.15% | 0.00% |
| Feb. 16, 2023 | Vollmer Jason L | VP & CFO | A | Common Stock | 16581 | $31.16 | 105,518.3100 | 203,462,000 | 18.64% | 0.01% |
| Feb. 16, 2023 | Vollmer Jason L | VP & CFO | A | Common Stock | 31574 | $0.00 | 88,937.3100 | 203,462,000 | 55.04% | 0.02% |
| Feb. 16, 2023 | Hastings Trevor J | President & CEO - WBI Holdings | A | Common Stock | 13806 | $0.00 | 53,808.5270 | 203,462,000 | 34.51% | 0.01% |
| Feb. 16, 2023 | Jones Anne M | VP & CHRO | F | Common Stock | 2002 | $31.16 | 43,054.2380 | 203,462,000 | 4.44% | 0.00% |
| Feb. 16, 2023 | Jones Anne M | VP & CHRO | A | Common Stock | 5652 | $31.16 | 45,056.2380 | 203,462,000 | 14.34% | 0.00% |
| Feb. 16, 2023 | Thiede Jeffrey S | President & CEO MDU CSG | F | Common Stock | 6851 | $31.16 | 151,680.6660 | 203,462,000 | 4.32% | 0.00% |
| Feb. 16, 2023 | Goodin David L | President & CEO | A | Common Stock | 105193 | $0.00 | 438,005.8230 | 203,462,000 | 31.61% | 0.05% |
| Feb. 16, 2023 | Goodin David L | President & CEO | A | Common Stock | 75369 | $31.16 | 513,374.8230 | 203,462,000 | 17.21% | 0.04% |
| Feb. 16, 2023 | Goodin David L | President & CEO | F | Common Stock | 31095 | $31.16 | 482,279.8230 | 203,462,000 | 6.06% | 0.02% |
| Feb. 16, 2023 | Barth Stephanie A | VP, CAO & Controller | A | Common Stock | 9204 | $0.00 | 26,354.8660 | 203,462,000 | 53.66% | 0.00% |
| Feb. 16, 2023 | Barth Stephanie A | VP, CAO & Controller | A | Common Stock | 5275 | $31.16 | 31,629.8660 | 203,462,000 | 20.02% | 0.00% |
| Feb. 16, 2023 | Barth Stephanie A | VP, CAO & Controller | F | Common Stock | 1892 | $31.16 | 29,737.8660 | 203,462,000 | 5.98% | 0.00% |
| Feb. 16, 2023 | Barney David C | CEO-Knife River | A | Common Stock | 30792 | $0.00 | 123,806.0000 | 203,462,000 | 33.10% | 0.02% |