# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0000067716-24-000042
Filing Date
2024-03-29
Accepted
2024-03-29 10:07:42
Documents
72
Period of Report
2024-05-14

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEF 14A | mdu-20240328.htm iXBRL | DEF 14A | 2004169
6 | GRAPHIC | mdu-20240328_g1.jpg | GRAPHIC | 65328
7 | GRAPHIC | mdu-20240328_g10.jpg | GRAPHIC | 644451
8 | GRAPHIC | mdu-20240328_g11.jpg | GRAPHIC | 3784
9 | GRAPHIC | mdu-20240328_g12.jpg | GRAPHIC | 3124
10 | GRAPHIC | mdu-20240328_g13.jpg | GRAPHIC | 2845
11 | GRAPHIC | mdu-20240328_g14.jpg | GRAPHIC | 68126
12 | GRAPHIC | mdu-20240328_g15.jpg | GRAPHIC | 2744
13 | GRAPHIC | mdu-20240328_g16.jpg | GRAPHIC | 2124
14 | GRAPHIC | mdu-20240328_g17.jpg | GRAPHIC | 55438
15 | GRAPHIC | mdu-20240328_g18.jpg | GRAPHIC | 64384
16 | GRAPHIC | mdu-20240328_g19.jpg | GRAPHIC | 229520
17 | GRAPHIC | mdu-20240328_g2.jpg | GRAPHIC | 100900
18 | GRAPHIC | mdu-20240328_g20.jpg | GRAPHIC | 61172
19 | GRAPHIC | mdu-20240328_g21.jpg | GRAPHIC | 1677
20 | GRAPHIC | mdu-20240328_g22.jpg | GRAPHIC | 76659
21 | GRAPHIC | mdu-20240328_g23.jpg | GRAPHIC | 2707
22 | GRAPHIC | mdu-20240328_g24.jpg | GRAPHIC | 6739
23 | GRAPHIC | mdu-20240328_g25.jpg | GRAPHIC | 2987
24 | GRAPHIC | mdu-20240328_g26.jpg | GRAPHIC | 752095
25 | GRAPHIC | mdu-20240328_g27.jpg | GRAPHIC | 1299199
26 | GRAPHIC | mdu-20240328_g28.jpg | GRAPHIC | 151229
27 | GRAPHIC | mdu-20240328_g29.jpg | GRAPHIC | 65306
28 | GRAPHIC | mdu-20240328_g3.jpg | GRAPHIC | 7681
29 | GRAPHIC | mdu-20240328_g30.jpg | GRAPHIC | 98272
30 |  | mdu-20240328_g31.jpg | GRAPHIC | 33551
31 |  | mdu-20240328_g32.jpg | GRAPHIC | 267820
32 | GRAPHIC | mdu-20240328_g33.jpg | GRAPHIC | 228660
33 |  | mdu-20240328_g34.jpg | GRAPHIC | 325999
34 |  | mdu-20240328_g35.jpg | GRAPHIC | 557464
35 |  | mdu-20240328_g36.jpg | GRAPHIC | 548465
36 | GRAPHIC | mdu-20240328_g37.jpg | GRAPHIC | 493810
37 | GRAPHIC | mdu-20240328_g38.jpg | GRAPHIC | 498340
38 | GRAPHIC | mdu-20240328_g39.jpg | GRAPHIC | 552454
39 | GRAPHIC | mdu-20240328_g4.jpg | GRAPHIC | 15282
40 | GRAPHIC | mdu-20240328_g40.jpg | GRAPHIC | 493545
41 | GRAPHIC | mdu-20240328_g41.jpg | GRAPHIC | 48172
42 | GRAPHIC | mdu-20240328_g42.jpg | GRAPHIC | 58876
43 | GRAPHIC | mdu-20240328_g43.jpg | GRAPHIC | 49424
44 | GRAPHIC | mdu-20240328_g44.jpg | GRAPHIC | 76195
45 | GRAPHIC | mdu-20240328_g45.jpg | GRAPHIC | 55972
46 | GRAPHIC | mdu-20240328_g46.jpg | GRAPHIC | 61882
47 | GRAPHIC | mdu-20240328_g47.jpg | GRAPHIC | 59407
48 | GRAPHIC | mdu-20240328_g48.jpg | GRAPHIC | 70560
49 | GRAPHIC | mdu-20240328_g49.jpg | GRAPHIC | 86051
50 | GRAPHIC | mdu-20240328_g5.jpg | GRAPHIC | 27079
51 | GRAPHIC | mdu-20240328_g50.jpg | GRAPHIC | 61162
52 | GRAPHIC | mdu-20240328_g51.jpg | GRAPHIC | 56843
53 | GRAPHIC | mdu-20240328_g52.jpg | GRAPHIC | 49573
54 | GRAPHIC | mdu-20240328_g53.jpg | GRAPHIC | 90993
55 | GRAPHIC | mdu-20240328_g54.jpg | GRAPHIC | 76312
56 | GRAPHIC | mdu-20240328_g55.jpg | GRAPHIC | 91916
57 | GRAPHIC | mdu-20240328_g56.jpg | GRAPHIC | 15282
58 | GRAPHIC | mdu-20240328_g57.jpg | GRAPHIC | 681926
59 | GRAPHIC | mdu-20240328_g58.jpg | GRAPHIC | 278934
60 | GRAPHIC | mdu-20240328_g6.jpg | GRAPHIC | 127473
61 | GRAPHIC | mdu-20240328_g7.jpg | GRAPHIC | 82833
62 | GRAPHIC | mdu-20240328_g8.jpg | GRAPHIC | 58043
63 | GRAPHIC | mdu-20240328_g9.jpg | GRAPHIC | 964394
| Complete submission text file | 0000067716-24-000042.txt |  | 30458898

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
2 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | mdu-20240328.xsd | EX-101.SCH | 5415
3 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | mdu-20240328_def.xml | EX-101.DEF | 7942
4 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | mdu-20240328_lab.xml | EX-101.LAB | 11166
5 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | mdu-20240328_pre.xml | EX-101.PRE | 7180
75 | EXTRACTED XBRL INSTANCE DOCUMENT | mdu-20240328_htm.xml | XML | 164397

Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1000
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

EIN.: 301133956 | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 001-03480 | Film No.: 24802351
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)
(CF Office: 01 Energy & Transportation)