# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000067716-14-000043
Filing Date
2014-05-07
Accepted
2014-05-07 10:52:51
Documents
16
Period of Report
2014-03-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | mdu-3x31x2014form10xq.htm | 10-Q | 1428017
2 | FORM OF PERFORMANCE SHARE AWARD AGREEMENT | mdu-3312014q1ex10a.htm | EX-10.A | 60772
3 | INSTRUMENT OF AMENDMENT 401K | mdu-3312014q1ex10b.htm | EX-10.B | 40895
4 | PURCHASE AND SALE AGREEMENT BALLARD PETROLEUM HOLDINGS LLC | mdu-3312014q1ex10c.htm | EX-10.C | 526646
5 | PURCHASE AND SALE AGREEMENT MAURICE W. BROWN OIL & GAS LLC | mdu-3312014q1ex10d.htm | EX-10.D | 518021
6 | COMPUTATION OF RATIO OF EARNINGS | mdu-3312043q1ex12.htm | EX-12 | 36966
7 | CERTIFICATION OF CHIEF EXECUTIVE OFFICER | mdu-3312014q1ex31a.htm | EX-31.A | 9859
8 | CERTIFICATION OF CHIEF FINANCIAL OFFICER | mdu-3312014q1ex31b.htm | EX-31.B | 9282
9 | CERTIFICATION OF CEO & CFO | mdu-3312014q1ex32.htm | EX-32 | 7033
10 | MINE SAFETY DISCLOSURES | mdu-3312014q1ex95.htm | EX-95 | 85910
| Complete submission text file | 0000067716-14-000043.txt |  | 11951556

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
11 | XBRL INSTANCE DOCUMENT | mdu-20140331.xml | EX-101.INS | 2006413
12 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | mdu-20140331.xsd | EX-101.SCH | 59243
13 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | mdu-20140331_cal.xml | EX-101.CAL | 94390
14 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | mdu-20140331_def.xml | EX-101.DEF | 313290
15 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | mdu-20140331_lab.xml | EX-101.LAB | 760630
16 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | mdu-20140331_pre.xml | EX-101.PRE | 402214

Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

EIN.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-03480 | Film No.: 14819407
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)