BLACK HILLS CORP /SD/ reports

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

BLACK HILLS CORP /SD/ has filed 3,092 SEC EDGAR filings since 22 Dec 2000

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SEC filing history

Showing 326-350 of 1,000 matching filings.

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25

Current page

14

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Dec 2021
Reporting date: 30 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 05 Nov 2021
Reporting date: 03 Nov 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-31303

10-Q

Filing date: 03 Nov 2021
Reporting date: 30 Sep 2021
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-31303

8-K

Filing date: 02 Nov 2021
Reporting date: 02 Nov 2021
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Oct 2021
Reporting date: 06 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-31303

8-K

Filing date: 17 Sep 2021
Reporting date: 15 Sep 2021
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2021
Reporting date: 31 Aug 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-31303

FORM 8-K

Filing date: 26 Aug 2021
Reporting date: 23 Aug 2021
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

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