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 651-675 of 1,000 matching filings.

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25

Current page

27

4

FORM 4

Filing date: 02 Jul 2015
Reporting date: 01 Jul 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K MT FIRST MORTGAGE BONDS 2015

Filing date: 29 Jun 2015
Reporting date: 23 Jun 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

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

8-K File 001-10499

8-K 2015 AGA FINANCIAL FORUM

Filing date: 18 May 2015
Reporting date: 18 May 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 12 May 2015
Reporting date: 12 May 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 11 May 2015
Reporting date: 11 May 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 07 May 2015
Reporting date: 05 May 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 May 2015
Reporting date: 01 May 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 May 2015
Reporting date: 30 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 May 2015
Reporting date: 30 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 May 2015
Reporting date: 30 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 04 May 2015
Reporting date: 30 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

3

FORM 3

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

8-K File 001-10499

8-K 2015 ANNUAL MEETING VOTING RESULTS

Filing date: 29 Apr 2015
Reporting date: 23 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K NY PRESENTATION 04 2015

Filing date: 27 Apr 2015
Reporting date: 27 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K Q1 2015 EARNINGS

Filing date: 23 Apr 2015
Reporting date: 23 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-10499

FORM 10-Q 3.31.15

Filing date: 23 Apr 2015
Reporting date: 31 Mar 2015
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 02 Apr 2015
Reporting date: 01 Apr 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K

Filing date: 17 Mar 2015
Reporting date: 17 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 09 Mar 2015
Reporting date: 06 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 09 Mar 2015
Reporting date: 06 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

DEFA14A File 001-10499

ANNUAL MEETING NOTICE

Filing date: 06 Mar 2015
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10499

DEF 14A

Filing date: 06 Mar 2015
Reporting date: 31 Dec 2014
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Mar 2015
Reporting date: 02 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 03 Mar 2015
Reporting date: 02 Mar 2015
SEC evidence: Open document Open filing
Next action: Verify source filing

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