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 901-925 of 1,000 matching filings.

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25

Current page

37

4

PRIMARY DOCUMENT

Filing date: 02 Mar 2017
Reporting date: 28 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Mar 2017
Reporting date: 28 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2017
Reporting date: 24 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 27 Feb 2017
Reporting date: 24 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 001-31303

10-K

Filing date: 27 Feb 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

5

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

5

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

5

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 31 Dec 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Feb 2017
Reporting date: 10 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 10 Feb 2017
Reporting date: 08 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-80081

SC 13G/A filing

Filing date: 10 Feb 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G File 005-80081

BLACK HILLS CORPORATION

Filing date: 09 Feb 2017
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Feb 2017
Reporting date: 03 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Feb 2017
Reporting date: 03 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Feb 2017
Reporting date: 03 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Feb 2017
Reporting date: 03 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Feb 2017
Reporting date: 03 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 07 Feb 2017
Reporting date: 03 Feb 2017
SEC evidence: Open document Open filing
Next action: Verify source filing

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