WELLINGTON MANAGEMENT CO LLP 13D and 13G filings for Black Hills Corporation:
- 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 |
| 2021-02-04 11:00 am Sale |
2020-12-31 | 13G | Black Hills Corporation BKH |
WELLINGTON MANAGEMENT CO LLP | 2,533,785 4.040% |
-542,221 (-17.63%) |
Filing |