Document Format Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 1 | MDU RESOURCES GROUP, INC. 2022 PROXY STATEMENT | a2022mdudefinitiveproxy.htm | DEF 14A | 1766281 |
| 2 | GRAPHIC | a30_percentxarrow-01a.jpg | GRAPHIC | 49962 |
| 3 | GRAPHIC | board_diversityxgraphic-03a.jpg | GRAPHIC | 151229 |
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| 9 | GRAPHIC | chart-e0618057b5dd4d068e6a.jpg | GRAPHIC | 34438 |
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| 11 | GRAPHIC | davidlgoodinblcka08a.jpg | GRAPHIC | 195138 |
| 12 | GRAPHIC | dei_twoxcolor-01a.jpg | GRAPHIC | 98272 |
| 13 | GRAPHIC | directors_evaluationxgraphd.jpg | GRAPHIC | 49424 |
| 14 | GRAPHIC | directors_evaluationxgraphe.jpg | GRAPHIC | 48172 |
| 15 | GRAPHIC | directors_evaluationxgraphf.jpg | GRAPHIC | 58876 |
| 16 | GRAPHIC | directors_evaluationxgraphg.jpg | GRAPHIC | 43294 |
| 17 | GRAPHIC | everistthomasbw2a01a.jpg | GRAPHIC | 513454 |
| 18 | GRAPHIC | faggkarenbw2a01a.jpg | GRAPHIC | 517303 |
| 19 | GRAPHIC | goodindavebw2a01a.jpg | GRAPHIC | 511962 |
| 20 | GRAPHIC | image-dgletterheada08a.jpg | GRAPHIC | 111463 |
| 21 | GRAPHIC | johnsondennisbw2a01a.jpg | GRAPHIC | 557464 |
| 22 | GRAPHIC | karlliepitzsignaturea.jpg | GRAPHIC | 72595 |
| 23 | GRAPHIC | management_icon-01a.jpg | GRAPHIC | 55972 |
| 24 | GRAPHIC | mdur_logoa.jpg | GRAPHIC | 720849 |
| 25 | GRAPHIC | mdurlogorgba04a.jpg | GRAPHIC | 65328 |
| 26 | GRAPHIC | mission_icons-01a.jpg | GRAPHIC | 83958 |
| 27 | GRAPHIC | mission_icons-02a.jpg | GRAPHIC | 81519 |
| 28 | GRAPHIC | mission_icons-03a.jpg | GRAPHIC | 89896 |
| 29 | GRAPHIC | mission_icons-04a.jpg | GRAPHIC | 96767 |
| 30 | GRAPHIC | mission_icons-05a.jpg | GRAPHIC | 92278 |
| 31 | GRAPHIC | mosspatriciabw2a01a.jpg | GRAPHIC | 576195 |
| 32 | GRAPHIC | operating_companyxicons-01a.jpg | GRAPHIC | 82833 |
| 33 | GRAPHIC | operating_companyxicons-02a.jpg | GRAPHIC | 127473 |
| 34 | GRAPHIC | operating_companyxicons-03a.jpg | GRAPHIC | 94531 |
| 35 | GRAPHIC | operating_companyxicons-04a.jpg | GRAPHIC | 58043 |
| 36 | GRAPHIC | personicon-solid1.jpg | GRAPHIC | 942 |
| 37 | GRAPHIC | personicon-solida.jpg | GRAPHIC | 2744 |
| 38 | GRAPHIC | personicon-transparenta.jpg | GRAPHIC | 2124 |
| 39 | GRAPHIC | proxy_piexchartsx2021-01a.jpg | GRAPHIC | 202738 |
| 40 | GRAPHIC | proxy_piexchartsx2021-02a.jpg | GRAPHIC | 239748 |
| 41 | GRAPHIC | proxycard1a.jpg | GRAPHIC | 989068 |
| 42 | GRAPHIC | proxycard2a.jpg | GRAPHIC | 1161679 |
| 43 | GRAPHIC | ryanedwardbw3a01a.jpg | GRAPHIC | 498340 |
| 44 | GRAPHIC | sparbydavidbw2a01a.jpg | GRAPHIC | 552454 |
| 45 | GRAPHIC | stickfigurea11a.jpg | GRAPHIC | 27079 |
| 46 | GRAPHIC | sustainability_focusxareasd.jpg | GRAPHIC | 76659 |
| 47 | GRAPHIC | sustainability_focusxarease.jpg | GRAPHIC | 61172 |
| 48 | GRAPHIC | sustainability_focusxareasf.jpg | GRAPHIC | 65306 |
| 49 | GRAPHIC | sustainability_focusxareasg.jpg | GRAPHIC | 229520 |
| 50 | GRAPHIC | us_outlinea.jpg | GRAPHIC | 74265 |
| 51 | GRAPHIC | wangchenxibw2a01a.jpg | GRAPHIC | 493545 |
| Complete submission text file | 0000067716-22-000018.txt | 16274480 |
IRS No.: 301133956 | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 001-03480 | Film No.: 22768809
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)
