798 filings
Page 28 of 40
424B5
suq1 4yejn6f3
27 Jul 06
Prospectus supplement for primary offering
12:00am
8-K
iw9ut
27 Jul 06
Other Events
12:00am
8-K
uxz2c0g2srxt9 3ng0
10 Jul 06
MDU Resources to Acquire Cascade Natural Gas
12:00am
11-K
qszcxlybgatya6 b46
15 Jun 06
Annual report of employee stock purchases
12:00am
8-K
1i4vfep jm8
17 May 06
Entry into a Material Definitive Agreement
12:00am
8-K
6skm1r
2 May 06
MDU Resources Announces Purchase of Big Horn Basin
12:00am
8-K
7jxhc 77c4o
24 Apr 06
Results of Operations and Financial Condition
12:00am
DEFA14A
t0qezbfrg 3qz1v
31 Mar 06
Additional proxy soliciting materials
12:00am
8-K
x4nx04 2vt7w198cq
14 Mar 06
Other Events
12:00am
ARS
jpvxm31lkwe6r7tn
9 Mar 06
Annual report to shareholders
12:00am
8-K/A
z2dnwkvp5
28 Feb 06
Financial Statements and Exhibits
12:00am
8-K
4zkk4i7s7v
23 Feb 06
Entry into a Material Definitive Agreement
12:00am
8-K
5v51w80pv3xc
6 Feb 06
Departure of Directors or Principal Officers
12:00am
8-K
pihdcw7mxtxpt6
27 Jan 06
MDU Resources Announces Record Earnings
12:00am
8-K
g55lrvx287 skl9jf7
10 Jan 06
Departure of Directors or Principal Officers
12:00am
8-K
3ahxsragc90a
30 Nov 05
MDU Resources Increases Earnings Guidance for 2005, Provides 2006 Earnings Guidance
12:00am
8-K
brj m70a1
22 Nov 05
Entry into a Material Definitive Agreement
12:00am