67 results
10-K
2022 FY
EX-4
MDU
MDU Resources Group Inc
Annual report
24 Feb 23
3:17pm
10-K
2020 FY
EX-4
MDU
MDU Resources Group Inc
Annual report
19 Feb 21
9:01am
10-K
2020 FY
EX-4
MDU
MDU Resources Group Inc
Annual report
19 Feb 21
9:01am
10-K
2020 FY
EX-4
MDU
MDU Resources Group Inc
Annual report
19 Feb 21
9:01am
10-K
2019 FY
EX-4
MDU
MDU Resources Group Inc
Annual report
21 Feb 20
9:56am
S-8
EX-4.33
x2jkqj07x1hqhxrthg
22 Jul 16
Registration of securities for employees
12:00am
S-8
EX-4.21
o4qx9pwrskh1ep
26 Aug 14
Registration of securities for employees
12:00am
S-8
EX-4.20
pw97sc q3m850
26 Aug 14
Registration of securities for employees
12:00am