FILINGS
| BKH 0001130464 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2018-06-26 | 11-K | 11-K | View Document |
| 2018-06-21 | 8-K | MASSMAN RESIGNATION | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-04 | 10-Q | 10-Q | View Document |
| 2018-05-04 | 8-K | 8-K | View Document |
| 2018-05-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-05-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-04-27 | 8-K | 8K ANNUAL MEETING 2018 | View Document |
| 2018-04-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-04-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-04-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-04-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-04-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-15 | 4/A | PRIMARY DOCUMENT | View Document |
| 2018-03-15 | 4/A | PRIMARY DOCUMENT | View Document |
| 2018-03-15 | 4/A | PRIMARY DOCUMENT | View Document |
| 2018-03-15 | 4/A | PRIMARY DOCUMENT | View Document |
| 2018-03-15 | 4/A | PRIMARY DOCUMENT | View Document |
| 2018-03-15 | DEF 14A | BHC 2018 PROXY | View Document |
| 2018-03-14 | 4/A | PRIMARY DOCUMENT | View Document |
| 2018-03-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-13 | 5 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-26 | 10-K | 10-K | View Document |
| 2018-02-26 | 8-K | 8-K | View Document |
| 2018-02-14 | SC 13G | BLACK HILLS CORPORATION | View Document |
| 2018-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-08 | SC 13G/A | View Document | |
| 2018-02-08 | SC 13G/A | View Document | |
| 2018-02-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 5 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 5 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 5 | PRIMARY DOCUMENT | View Document |
| 2018-02-06 | 5 | PRIMARY DOCUMENT | View Document |
| 2018-02-05 | 8-K | BHC 8K AMENDED ARTICLES 013018 | View Document |
| 2018-02-02 | 8-K | 8-K | View Document |
| 2018-01-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-12-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-06 | 10-Q | 10-Q | View Document |
| 2017-11-03 | 8-K | 8-K | View Document |
| 2017-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-11-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-10-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-10-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-10-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-10-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-10-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-10-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-08 | SC 13G/A | View Document | |
Search company filings and access detailed reports including 10-K, 10-Q, 8-K, and other critical filings. Stay informed on corporate disclosures, regulatory filings, and updates with our easy-to-use EDGAR API filings search tool.
