72 results
Page 3 of 4
11-K
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16 Jun 09
Annual report of employee stock purchases
12:00am
S-8
EX-4.5
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14 Apr 09
Registration of securities for employees
12:00am
8-K
EX-99.1
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19 Aug 08
A. Bart Holaday, Thomas C. Knudson Elected to MDU Resources Board of Directors
12:00am
11-K
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24 Jun 08
Annual report of employee stock purchases
12:00am
8-K
EX-10.2
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20 May 08
Departure of Directors or Principal Officers
12:00am
11-K
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28 Jun 07
Annual report of employee stock purchases
12:00am
11-K
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28 Jun 07
Annual report of employee stock purchases
12:00am
11-K
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15 Jun 06
Annual report of employee stock purchases
12:00am
11-K
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16 Jun 05
Annual report of employee stock purchases
12:00am