SC 13G/A

Amended Statement of Ownership

MDU RESOURCES GROUP INC Filed 2022-02-01 Acc 0000834237-22-004026

Documents 1

SC 13G/A Amended Statement of Ownership , us5526901096_012822.txt

Around this filing

2022-02-09 SC 13G/A Amended Statement of Ownership
2022-02-01 SC 13G/A Amended Statement of Ownership
2021-02-10 SC 13G/A Amended Statement of Ownership

Link to a passage

External

SEC EDGAR (opens in new tab)