NORTHERN TECHNOLOGIES INTERNATIONAL CORP reports

Company location: Circle Pines, MN
Fiscal year end: 31 August

NORTHERN TECHNOLOGIES INTERNATIONAL CORP has filed 774 SEC EDGAR filings since 11 Jul 1996

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SEC filing history

Showing 426-450 of 519 matching filings.

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18

10-K File 001-11038

FORM 10-K

Filing date: 21 Nov 2011
Reporting date: 31 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-11038

FORM 8-K FILING DOCUMENT

Filing date: 16 Nov 2011
Reporting date: 16 Nov 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Nov 2011
Reporting date: 04 Nov 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Nov 2011
Reporting date: 04 Nov 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-11038

FORM 8-K

Filing date: 27 Sep 2011
Reporting date: 27 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Sep 2011
Reporting date: 12 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 14 Sep 2011
Reporting date: 12 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 09 Sep 2011
Reporting date: 07 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 09 Sep 2011
Reporting date: 07 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2011
Reporting date: 01 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Sep 2011
Reporting date: 01 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2011
Reporting date: 01 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2011
Reporting date: 01 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2011
Reporting date: 01 Sep 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2011
Reporting date: 31 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2011
Reporting date: 31 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Sep 2011
Reporting date: 31 Aug 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-11038

FORM 10-Q

Filing date: 13 Jul 2011
Reporting date: 31 May 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-11038

FORM 8-K FILING DOCUMENT

Filing date: 13 Jul 2011
Reporting date: 13 Jul 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Jun 2011
Reporting date: 10 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 17 Jun 2011
Reporting date: 10 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Jun 2011
Reporting date: 06 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 08 Jun 2011
Reporting date: 06 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Jun 2011
Reporting date: 01 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 03 Jun 2011
Reporting date: 01 Jun 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

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