FILINGS
| BKH 0001130464 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2016-07-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-28 | 11-K | 11-K | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-06-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-10 | 10-Q | 10-Q | View Document |
| 2016-05-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-04 | 8-K | 8-K | View Document |
| 2016-04-28 | 8-K | 8-K 042616 ANNUAL MEETING | View Document |
| 2016-04-26 | 8-K | OFFICER CHANGE APRIL 25 2016 | View Document |
| 2016-04-14 | 8-K | FORM 8K COIPP CLOSING 04142016 | View Document |
| 2016-04-08 | 8-K | 4-8-16 ANALYST MEETINGS | View Document |
| 2016-04-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-04-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-04-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-04-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-18 | 8-K | 8-K | View Document |
| 2016-03-18 | 424B5 | PROSPECTUS SUPPLEMENT-ATM EQUITY PROGRAM | View Document |
| 2016-03-18 | 8-K/A | 8-K/A | View Document |
| 2016-03-18 | 8-K | 8-K | View Document |
| 2016-03-17 | DEF 14A | BHC 2016 PROXY | View Document |
| 2016-03-02 | PRE 14A | PRE 14A | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-03-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-29 | 8-K | 8-K ANALYSTS MEETINGS | View Document |
| 2016-02-25 | 10-K | 10-K | View Document |
| 2016-02-12 | 8-K | 8-K | View Document |
| 2016-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-12 | SC 13G | BLACK HILLS CORPORATION | View Document |
| 2016-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-10 | SC 13G | BLACKHILLS CORPORATION | View Document |
| 2016-02-10 | SC 13G/A | View Document | |
| 2016-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-08 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-04 | 5 | PRIMARY DOCUMENT | View Document |
| 2016-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-02-03 | 8-K | 8-K | View Document |
| 2016-01-26 | 5 | PRIMARY DOCUMENT | View Document |
| 2016-01-26 | 5 | PRIMARY DOCUMENT | View Document |
| 2016-01-26 | 5 | PRIMARY DOCUMENT | View Document |
| 2016-01-26 | 5 | PRIMARY DOCUMENT | View Document |
| 2016-01-26 | 5 | PRIMARY DOCUMENT | View Document |
| 2016-01-13 | 8-K | 8-K | View Document |
| 2016-01-11 | 424B2 | FINAL PROSPECTUS SUPPLEMENT - 2.500% NOTES DUE 2019 AND 3.950% SENIOR NOTES DUE | View Document |
| 2016-01-08 | SC 13G/A | View Document | |
| 2016-01-08 | FWP | FWP | View Document |
| 2016-01-08 | 424B5 | PRELIMINARY PROSPECTUS SUPPLEMENT-SENIOR NOTES | View Document |
| 2016-01-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-01-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-01-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-01-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-01-04 | 8-K | REF FD SOURCEGAS UPDATE JAN 4 2016 | View Document |
| 2015-12-16 | 8-K | BHC NEO CHANGES | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-11-23 | CERTNYS | AUTO-GENERATED PAPER DOCUMENT | View Document |
| 2015-11-23 | 8-A12B | 8-A12B | View Document |
| 2015-11-23 | 8-K | 8-K | View Document |
| 2015-11-19 | 424B5 | EQUITY UNITS FINAL PROSPECTUS SUPPLEMENT | View Document |
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