BLACK HILLS CORP /SD/ reports

Company location: Rapid City, SD
Fiscal year end: 31 December

BLACK HILLS CORP /SD/ has filed 3,089 SEC EDGAR filings since 22 Dec 2000

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SEC filing history

Showing 976-1,000 of 1,000 matching filings.

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25

Current page

40

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2016
Reporting date: 31 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2016
Reporting date: 31 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2016
Reporting date: 31 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2016
Reporting date: 31 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-31303

8-K

Filing date: 19 Aug 2016
Reporting date: 19 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-31303

8-K

Filing date: 16 Aug 2016
Reporting date: 10 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

424B2 File 333-197895

FINAL PROSPECTUS SUPPLEMENT DATED AUGUST 10, 2016 (SENIOR UNSECURED NOTES)

Filing date: 11 Aug 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

FWP File 333-197895

FWP

Filing date: 10 Aug 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

424B5 File 333-197895

PRELIMINARY PROSPECTUS SUPPLEMENT DATED AUGUST 10, 2016 (SENIOR UNSECURED NOTES)

Filing date: 10 Aug 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-31303

8-K

Filing date: 10 Aug 2016
Reporting date: 09 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-31303

10-Q

Filing date: 05 Aug 2016
Reporting date: 30 Jun 2016
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Aug 2016
Reporting date: 03 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Aug 2016
Reporting date: 03 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Aug 2016
Reporting date: 03 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 04 Aug 2016
Reporting date: 03 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-31303

8-K

Filing date: 04 Aug 2016
Reporting date: 03 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-31303

8-K

Filing date: 03 Aug 2016
Reporting date: 02 Aug 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Jul 2016
Reporting date: 06 Jul 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Jul 2016
Reporting date: 06 Jul 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Jul 2016
Reporting date: 06 Jul 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Jul 2016
Reporting date: 06 Jul 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

11-K File 001-31303

11-K

Filing date: 28 Jun 2016
Reporting date: 31 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Jun 2016
Reporting date: 31 May 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Jun 2016
Reporting date: 31 May 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Jun 2016
Reporting date: 31 May 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

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