VANGUARD GROUP INC 13D and 13G filings for MDU Resources Group, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-03-27 10:31 am Sale | 2026-03-13 | 13G | MDU RESOURCES GROUP INC MDU | VANGUARD GROUP INC | 0 0.000% | -22,997,452 (Position Closed) | Filing |
| 2025-01-30 9:57 pm Sale | 2024-12-31 | 13G | MDU RESOURCES GROUP INC MDU | VANGUARD GROUP INC | 22,997,452 11.270% | -14,563,995 (-38.77%) | Filing |
| 2024-02-13 4:55 pm Sale | 2023-12-29 | 13G | MDU RESOURCES GROUP INC MDU | VANGUARD GROUP INC | 37,561,447 10.220% | -20,352,040 (-35.14%) | Filing |
| 2023-02-09 10:54 am Sale | 2022-12-30 | 13G | MDU RESOURCES GROUP INC MDU | VANGUARD GROUP INC | 57,913,487 10.830% | -1,356,568 (-2.29%) | Filing |
| 2022-02-09 3:15 pm Purchase | 2021-12-31 | 13G | MDU RESOURCES GROUP INC MDU | VANGUARD GROUP INC | 59,270,055 11.080% | 4,766,903 (+8.75%) | Filing |