NORTHWESTERN CORP reports

Company location: Sioux Falls, SD
Fiscal year end: 31 December

NORTHWESTERN CORP has filed 3,022 SEC EDGAR filings since 14 Feb 1994

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SEC filing history

Showing 601-625 of 1,000 matching filings.

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8-K File 001-10499

8-K

Filing date: 29 Jan 2016
Reporting date: 29 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K PEOPLES RETIREMENT

Filing date: 20 Jan 2016
Reporting date: 14 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 11 Jan 2016
Reporting date: 07 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 11 Jan 2016
Reporting date: 07 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

NO ACT File 001-10499

AUTO-GENERATED PAPER DOCUMENT

Filing date: 08 Jan 2016
Reporting date: 11 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13G/A File 005-36015

SC 13G/A filing

Filing date: 08 Jan 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 06 Jan 2016
Reporting date: 04 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 06 Jan 2016
Reporting date: 04 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 06 Jan 2016
Reporting date: 04 Jan 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Dec 2015
Reporting date: 01 Dec 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K 50TH EEI FINANCIAL CONFERENCE PRESENTATION

Filing date: 09 Nov 2015
Reporting date: 09 Nov 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Nov 2015
Reporting date: 01 Nov 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Nov 2015
Reporting date: 01 Nov 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Nov 2015
Reporting date: 01 Nov 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Nov 2015
Reporting date: 01 Nov 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Nov 2015
Reporting date: 01 Nov 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3

Filing date: 26 Oct 2015
Reporting date: 26 Oct 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K LAIL APPOINTMENT

Filing date: 22 Oct 2015
Reporting date: 21 Oct 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K 2015 3RD Q FINANCIAL RESULTS

Filing date: 22 Oct 2015
Reporting date: 21 Oct 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-10499

FORM 10-Q SEPTEMBER 30, 2015

Filing date: 22 Oct 2015
Reporting date: 30 Sep 2015
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-10499

8-K KLIEWER DEPARTURE

Filing date: 16 Oct 2015
Reporting date: 13 Oct 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K SD FMBS AND UA

Filing date: 05 Oct 2015
Reporting date: 29 Sep 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 01 Oct 2015
Reporting date: 01 Oct 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

424B2 File 333-202126

424B2

Filing date: 30 Sep 2015
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

424B2 File 333-202126

424B2

Filing date: 29 Sep 2015
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

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