NORTHWESTERN CORP SEC filing history

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SEC filing history

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FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

Filing date: 02 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K 2016 UBS UTILITIES CONFERENCE

Filing date: 01 Mar 2016
Reporting date: 01 Mar 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

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

FORM 4

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

8-K File 001-10499

8-K 2016 ANNUAL AND LONG-TERM INCENTIVE

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

SC 13G/A File 005-36015

SC 13G/A filing

Filing date: 16 Feb 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

PRE 14A File 001-10499

DEF 14A PRELIMINARY PROXY STATEMENT

Filing date: 12 Feb 2016
Reporting date: 20 Apr 2016
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10499

8-K 2015 FINANCIAL RESULTS

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

SC 13G/A File 005-36015

SC 13G/A filing

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

10-K File 001-10499

10-K

Filing date: 11 Feb 2016
Reporting date: 31 Dec 2015
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SC 13G/A File 005-36015

NWE AS OF 12/31/2015

Filing date: 09 Feb 2016
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

FORM 4

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

FORM 4

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

FORM 4

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

FORM 4

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

FORM 4

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