FILINGS
| BKH 0001130464 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | 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 | |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-09-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-04 | 8-K | FORM 8-K (RENEWAL OF AT-THE-MARKET OFFERING PROGRAM) | View Document |
| 2017-08-04 | 424B5 | PROSPECTUS SUPPLEMENT DATED AUGUST 4, 2017 (ATM EQUITY OFFERING PROGRAM) | View Document |
| 2017-08-04 | S-3ASR | S-3ASR UNIVERSAL SHELF REGISTRATION STATEMENT | View Document |
| 2017-08-04 | S-3ASR | S-3ASR | View Document |
| 2017-08-04 | 10-Q | 10-Q | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 8-K | 8-K | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-08-03 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-07-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-07-07 | 4 | PRIMARY DOCUMENT | View Document |
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