MDU RESOURCES GROUP INC — PRE 14A Filings
8 PRE 14A filings on record
This page lists all PRE 14A filings submitted to the SEC by MDU RESOURCES GROUP INC (MDU), sorted by most recent first. Each row links to the full filing on EdgarLookup. MDU RESOURCES GROUP INC has filed 8 PRE 14A documents with the SEC since 2010. To view all SEC filings by MDU RESOURCES GROUP INC, see the full filings list.
All
10-K
10-K/A
10-Q
11-K
11-K/A
15-12B
25-NSE
3
3/A
4
4/A
424B2
424B3
424B5
5
5/A
8-A12B
8-A12B/A
8-K
8-K/A
8-K12B
ARS
AW
CORRESP
DEF 14A
DEFA14A
DEFR14A
NO ACT
POS AM
POSASR
PRE 14A
PRER14A
S-3
S-3/A
S-3ASR
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| PRE 14A | PRE 14A | 0000067716-19-000027 | Mar 8, 2019 | May 7, 2019 |
| PRE 14A | PRE 14A | 0000067716-17-000022 | Mar 14, 2017 | — |
| PRE 14A | — | 0000898080-10-000005 | Feb 1, 2010 | Apr 27, 2010 |
| PRE 14A | SCHEDULE 14A | 0000898080-07-000016 | Jan 31, 2007 | Apr 24, 2007 |
| PRE 14A | PRE 14A | 0000912057-02-003936 | Feb 4, 2002 | Apr 23, 2002 |
| PRE 14A | PRE 14A | 0000912057-00-005179 | Feb 10, 2000 | Apr 25, 2000 |
| PRE 14A | PRE 14A | 0001047469-99-003259 | Feb 4, 1999 | Apr 27, 1999 |
| PRE 14A | — | 0000890163-94-000006 | Feb 11, 1994 | Apr 26, 1994 |