UNITED GUARDIAN INC reports

Company location: Hauppauge, NY
Fiscal year end: 31 December

UNITED GUARDIAN INC has filed 490 SEC EDGAR filings since 12 May 1995

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SEC filing history

Showing 251-272 of 272 matching filings.

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8-K File 001-10526

FORM 8-K FILING DOCUMENT

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

10-Q File 001-10526

FORM 10-Q

Filing date: 10 May 2011
Reporting date: 31 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

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

DEF 14A File 001-10526

DEFINITIVE PROXY STATEMENT

Filing date: 31 Mar 2011
Reporting date: 11 May 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 001-10526

FORM 10-K

Filing date: 25 Mar 2011
Reporting date: 31 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

Filing date: 24 Mar 2011
Reporting date: 24 Mar 2011
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K

Filing date: 09 Dec 2010
Reporting date: 08 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

Filing date: 02 Dec 2010
Reporting date: 02 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-10526

FORM 10-Q

Filing date: 12 Nov 2010
Reporting date: 30 Sep 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

Filing date: 09 Nov 2010
Reporting date: 09 Nov 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-10526

FORM 10-Q

Filing date: 10 Aug 2010
Reporting date: 30 Jun 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

Filing date: 10 Aug 2010
Reporting date: 10 Aug 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A File 005-38663

SCHEDULE 13D/A

Filing date: 01 Jun 2010
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

PRIMARY DOCUMENT

Filing date: 01 Jun 2010
Reporting date: 28 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K

Filing date: 18 May 2010
Reporting date: 18 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

Filing date: 13 May 2010
Reporting date: 13 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-10526

FORM 10-Q

Filing date: 07 May 2010
Reporting date: 31 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

Filing date: 06 May 2010
Reporting date: 06 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

SC 13D/A File 005-38663

SCHEDULE 13D/A

Filing date: 05 May 2010
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

DEF 14A File 001-10526

DEFINITIVE PROXY STATEMENT

Filing date: 01 Apr 2010
Reporting date: 12 May 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

10-K File 001-10526

FORM 10-K

Filing date: 25 Mar 2010
Reporting date: 31 Dec 2009
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-10526

FORM 8-K FILING DOCUMENT

Filing date: 24 Mar 2010
Reporting date: 24 Mar 2010
SEC evidence: Open document Open filing
Next action: Verify source filing