SEC EDGAR filings, ownership reports, and insider transactions for UNITED GUARDIAN INC.
Recent SEC filings for UNITED GUARDIAN INC including 10-Q, 8-K, ARS and more.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 06 Nov 2025 | 30 Sep 2025 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 06 Nov 2025 | 06 Nov 2025 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 08 Aug 2025 | 30 Jun 2025 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 08 Aug 2025 | 08 Aug 2025 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 15 Jul 2025 | 15 Jul 2025 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 21 May 2025 | 15 May 2025 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 16 May 2025 | 15 May 2025 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 May 2025 | 31 Mar 2025 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 08 May 2025 | 08 May 2025 | 001-10526 |
| ARS | Open ARS document | View SEC filing for ARS | ARS | 15 Apr 2025 | 31 Dec 2024 | 001-10526 |
| DEF 14A | Open DEF 14A document | Open XBRL data | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 07 Apr 2025 | 15 May 2025 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 21 Mar 2025 | 31 Dec 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 21 Mar 2025 | 21 Mar 2025 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 30 Jan 2025 | 30 Jan 2025 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Nov 2024 | 30 Sep 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 08 Nov 2024 | 08 Nov 2024 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Aug 2024 | 30 Jun 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 09 Aug 2024 | 09 Aug 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 12 Jul 2024 | 12 Jul 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 21 May 2024 | 21 May 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 17 May 2024 | 15 May 2024 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 May 2024 | 31 Mar 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 10 May 2024 | 10 May 2024 | 001-10526 |
| ARS | Open ARS document | View SEC filing for ARS | FORM ARS | 15 Apr 2024 | 31 Dec 2023 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 09 Apr 2024 | 15 May 2024 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 22 Mar 2024 | 31 Dec 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 22 Mar 2024 | 22 Mar 2024 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 01 Mar 2024 | 30 Mar 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 02 Feb 2024 | 02 Feb 2024 | 001-10526 |
| 3 | Open 3 document | View SEC filing for 3 | 10 Jan 2024 | 02 Jan 2024 | ||
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 08 Jan 2024 | 02 Jan 2024 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 Nov 2023 | 30 Sep 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 06 Nov 2023 | 06 Nov 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 25 Oct 2023 | 19 Oct 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 16 Oct 2023 | 10 Oct 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 31 Aug 2023 | 29 Aug 2023 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 11 Aug 2023 | 30 Jun 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 11 Aug 2023 | 11 Aug 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 14 Jul 2023 | 14 Jul 2023 | 001-10526 |
| 8-K/A | Open 8-K/A document | Open XBRL data | View SEC filing for 8-K/A | FORM 8-K/A | 28 Jun 2023 | 19 Jun 2023 | 001-10526 |
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 22 Jun 2023 | 09 Jun 2023 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 13 Jun 2023 | 08 Jun 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 24 May 2023 | 18 May 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 18 May 2023 | 17 May 2023 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 May 2023 | 31 Mar 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 11 May 2023 | 11 May 2023 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 26 Apr 2023 | 20 Apr 2023 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 11 Apr 2023 | 17 May 2023 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 23 Mar 2023 | 31 Dec 2022 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 17 Mar 2023 | 17 Mar 2023 | 001-10526 |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 13 Feb 2023 | 005-38663 | ||
| 3 | Open 3 document | View SEC filing for 3 | PRIMARY DOCUMENT | 05 Dec 2022 | 01 Nov 2022 | |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 21 Nov 2022 | 21 Nov 2022 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Nov 2022 | 30 Sep 2022 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 09 Nov 2022 | 09 Nov 2022 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 25 Oct 2022 | 25 Oct 2022 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Aug 2022 | 30 Jun 2022 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 12 Aug 2022 | 12 Aug 2022 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 14 Jul 2022 | 26 Aug 2022 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 14 Jun 2022 | 14 Jun 2022 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 May 2022 | 31 Mar 2022 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 12 May 2022 | 12 May 2022 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 23 Mar 2022 | 31 Dec 2021 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 17 Mar 2022 | 17 Mar 2022 | 001-10526 |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 11 Feb 2022 | 005-38663 | ||
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 25 Jan 2022 | 25 Jan 2022 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 19 Nov 2021 | 18 Nov 2021 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Nov 2021 | 30 Sep 2021 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 10 Nov 2021 | 10 Nov 2021 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 11 Aug 2021 | 30 Jun 2021 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 11 Aug 2021 | 11 Aug 2021 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 24 May 2021 | 20 May 2021 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 19 May 2021 | 18 May 2021 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 May 2021 | 31 Mar 2021 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 12 May 2021 | 12 May 2021 | 001-10526 |
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 03 May 2021 | |||
| 10-K/A | Open 10-K/A document | View SEC filing for 10-K/A | FORM 10-K/A | 23 Apr 2021 | 31 Dec 2020 | 001-10526 |
| CORRESP | Open CORRESP document | View SEC filing for CORRESP | 23 Apr 2021 | |||
| UPLOAD | Open UPLOAD document | View SEC filing for UPLOAD | 20 Apr 2021 | |||
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 05 Apr 2021 | 18 May 2021 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 22 Mar 2021 | 31 Dec 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 19 Mar 2021 | 19 Mar 2021 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 22 Feb 2021 | 19 Feb 2021 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 11 Feb 2021 | 005-38663 | ||
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 20 Nov 2020 | 20 Nov 2020 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 Nov 2020 | 30 Sep 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 10 Nov 2020 | 10 Nov 2020 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 11 Aug 2020 | 30 Jun 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 07 Aug 2020 | 07 Aug 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 26 May 2020 | 20 May 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 22 May 2020 | 20 May 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 21 May 2020 | 21 May 2020 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 May 2020 | 31 Mar 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 13 May 2020 | 13 May 2020 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 10 Apr 2020 | 07 Apr 2020 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF14A | 07 Apr 2020 | 20 May 2020 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 26 Mar 2020 | 31 Dec 2019 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 19 Mar 2020 | 19 Mar 2020 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 06 Mar 2020 | 05 Mar 2020 | |
| SC 13G/A | Open SC 13G/A document | View SEC filing for SC 13G/A | 13 Feb 2020 | 005-38663 | ||
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 22 Nov 2019 | 22 Nov 2019 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Nov 2019 | 30 Sep 2019 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 08 Nov 2019 | 08 Nov 2019 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Aug 2019 | 30 Jun 2019 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 09 Aug 2019 | 09 Aug 2019 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 22 May 2019 | 20 May 2019 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 17 May 2019 | 15 May 2019 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 May 2019 | 31 Mar 2019 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 09 May 2019 | 09 May 2019 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEF 14A | 03 Apr 2019 | 15 May 2019 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 26 Mar 2019 | 21 Mar 2019 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 21 Mar 2019 | 31 Dec 2018 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 21 Mar 2019 | 21 Mar 2019 | 001-10526 |
| SC 13G | Open SC 13G document | View SEC filing for SC 13G | 13 Feb 2019 | 005-38663 | ||
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 29 Nov 2018 | 29 Nov 2018 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Nov 2018 | 30 Sep 2018 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 08 Nov 2018 | 08 Nov 2018 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 25 Sep 2018 | 24 Sep 2018 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 08 Aug 2018 | 08 Aug 2018 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 08 Aug 2018 | 30 Jun 2018 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 18 May 2018 | 16 May 2018 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 18 May 2018 | 18 May 2018 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 11 May 2018 | 31 Mar 2018 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 10 May 2018 | 10 May 2018 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 23 Mar 2018 | 16 May 2018 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 22 Mar 2018 | 31 Dec 2017 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 22 Mar 2018 | 22 Mar 2018 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 30 Nov 2017 | 30 Nov 2017 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 09 Nov 2017 | 09 Nov 2017 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Nov 2017 | 30 Sep 2017 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Aug 2017 | 30 Jun 2017 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 09 Aug 2017 | 09 Aug 2017 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 02 Aug 2017 | 01 Aug 2017 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 06 Jul 2017 | 05 Jul 2017 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 19 May 2017 | 17 May 2017 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 19 May 2017 | 19 May 2017 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 11 May 2017 | 31 Mar 2017 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 10 May 2017 | 10 May 2017 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 27 Mar 2017 | 17 May 2017 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 23 Mar 2017 | 31 Dec 2016 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 23 Mar 2017 | 23 Mar 2017 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 09 Dec 2016 | 09 Dec 2016 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 01 Dec 2016 | 01 Dec 2016 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Nov 2016 | 30 Sep 2016 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 09 Nov 2016 | 09 Nov 2016 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 16 Aug 2016 | 15 Aug 2016 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Aug 2016 | 30 Jun 2016 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 09 Aug 2016 | 09 Aug 2016 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 06 Jun 2016 | 18 May 2016 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 20 May 2016 | 20 May 2016 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 May 2016 | 31 Mar 2016 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 13 May 2016 | 13 May 2016 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 08 Apr 2016 | 18 May 2016 | 001-10526 |
| 8-K/A | Open 8-K/A document | Open XBRL data | View SEC filing for 8-K/A | FORM 8-K/A | 30 Mar 2016 | 23 Mar 2016 | 001-10526 |
| 8-K | Open 8-K document | Open XBRL data | View SEC filing for 8-K | FORM 8-K | 29 Mar 2016 | 23 Mar 2016 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 24 Mar 2016 | 31 Dec 2015 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 04 Jan 2016 | 04 Jan 2016 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 20 Nov 2015 | 20 Nov 2015 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Nov 2015 | 30 Sep 2015 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 Nov 2015 | 09 Nov 2015 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 16 Oct 2015 | 14 Oct 2015 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 06 Oct 2015 | 02 Oct 2015 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 24 Sep 2015 | 22 Sep 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 26 Aug 2015 | 25 Aug 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 26 Aug 2015 | 25 Aug 2015 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 11 Aug 2015 | 11 Aug 2015 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 11 Aug 2015 | 30 Jun 2015 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 23 Jul 2015 | 23 Jul 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 22 Jun 2015 | 19 Jun 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 08 Jun 2015 | 08 Jun 2015 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 28 May 2015 | 13 May 2015 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 27 May 2015 | 26 May 2015 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 15 May 2015 | 15 May 2015 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 14 May 2015 | 12 May 2015 | |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 May 2015 | 31 Mar 2015 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 12 May 2015 | 11 May 2015 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 06 May 2015 | 06 May 2015 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 24 Apr 2015 | 23 Apr 2015 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 01 Apr 2015 | 13 May 2015 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 26 Mar 2015 | 31 Dec 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 24 Mar 2015 | 23 Mar 2015 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 19 Mar 2015 | 18 Mar 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 09 Mar 2015 | 06 Mar 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 02 Mar 2015 | 26 Feb 2015 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 26 Feb 2015 | 24 Feb 2015 | |
| SC 13D | Open SC 13D document | View SEC filing for SC 13D | 09 Jan 2015 | 005-38663 | ||
| 5 | Open 5 document | View SEC filing for 5 | PRIMARY DOCUMENT | 06 Jan 2015 | 31 Dec 2007 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 24 Nov 2014 | 24 Nov 2014 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Nov 2014 | 30 Sep 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 07 Nov 2014 | 07 Nov 2014 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 08 Aug 2014 | 30 Jun 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 08 Aug 2014 | 08 Aug 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 16 May 2014 | 14 May 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 16 May 2014 | 16 May 2014 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 May 2014 | 31 Mar 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 07 May 2014 | 07 May 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 17 Apr 2014 | 15 May 2013 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 07 Apr 2014 | 14 May 2014 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 24 Mar 2014 | 31 Dec 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 24 Mar 2014 | 24 Mar 2014 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 25 Nov 2013 | 25 Nov 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 18 Nov 2013 | 12 Nov 2013 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 12 Nov 2013 | 30 Sep 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 08 Nov 2013 | 08 Nov 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 30 Oct 2013 | 30 Oct 2013 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 08 Aug 2013 | 30 Jun 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 08 Aug 2013 | 08 Aug 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 05 Jun 2013 | 01 Jun 2013 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 23 May 2013 | 23 May 2013 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 23 May 2013 | 21 May 2013 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 16 May 2013 | 16 May 2013 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 10 May 2013 | 31 Mar 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 May 2013 | 09 May 2013 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 26 Mar 2013 | 15 May 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 21 Mar 2013 | 21 Mar 2013 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 21 Mar 2013 | 31 Dec 2012 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 23 Jan 2013 | 18 Jan 2013 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 06 Dec 2012 | 06 Dec 2012 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 13 Nov 2012 | 30 Sep 2012 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 Nov 2012 | 09 Nov 2012 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 13 Sep 2012 | 16 May 2012 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Aug 2012 | 30 Jun 2012 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 Aug 2012 | 09 Aug 2012 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 17 May 2012 | 17 May 2012 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 May 2012 | 31 Mar 2012 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 May 2012 | 09 May 2012 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 18 Apr 2012 | 17 Apr 2012 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 30 Mar 2012 | 16 May 2012 | 001-10526 |
| 10-K | Open 10-K document | Open XBRL data | View SEC filing for 10-K | FORM 10-K | 26 Mar 2012 | 31 Dec 2011 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 26 Mar 2012 | 26 Mar 2012 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 08 Dec 2011 | 08 Dec 2011 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 09 Nov 2011 | 30 Sep 2011 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 Nov 2011 | 09 Nov 2011 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 25 Aug 2011 | 25 Aug 2011 | 001-10526 |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 24 Aug 2011 | 23 Aug 2011 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 Aug 2011 | 09 Aug 2011 | 001-10526 |
| 10-Q | Open 10-Q document | Open XBRL data | View SEC filing for 10-Q | FORM 10-Q | 08 Aug 2011 | 30 Jun 2011 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 12 May 2011 | 11 May 2011 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 12 May 2011 | 12 May 2011 | 001-10526 |
| 10-Q | Open 10-Q document | View SEC filing for 10-Q | FORM 10-Q | 10 May 2011 | 31 Mar 2011 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 10 May 2011 | 10 May 2011 | 001-10526 |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 31 Mar 2011 | 11 May 2011 | 001-10526 |
| 10-K | Open 10-K document | View SEC filing for 10-K | FORM 10-K | 25 Mar 2011 | 31 Dec 2010 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 24 Mar 2011 | 24 Mar 2011 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 09 Dec 2010 | 08 Dec 2010 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 02 Dec 2010 | 02 Dec 2010 | 001-10526 |
| 10-Q | Open 10-Q document | View SEC filing for 10-Q | FORM 10-Q | 12 Nov 2010 | 30 Sep 2010 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 09 Nov 2010 | 09 Nov 2010 | 001-10526 |
| 10-Q | Open 10-Q document | View SEC filing for 10-Q | FORM 10-Q | 10 Aug 2010 | 30 Jun 2010 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 10 Aug 2010 | 10 Aug 2010 | 001-10526 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | SCHEDULE 13D/A | 01 Jun 2010 | 005-38663 | |
| 4 | Open 4 document | View SEC filing for 4 | PRIMARY DOCUMENT | 01 Jun 2010 | 28 May 2010 | |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K | 18 May 2010 | 18 May 2010 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 13 May 2010 | 13 May 2010 | 001-10526 |
| 10-Q | Open 10-Q document | View SEC filing for 10-Q | FORM 10-Q | 07 May 2010 | 31 Mar 2010 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 06 May 2010 | 06 May 2010 | 001-10526 |
| SC 13D/A | Open SC 13D/A document | View SEC filing for SC 13D/A | SCHEDULE 13D/A | 05 May 2010 | 005-38663 | |
| DEF 14A | Open DEF 14A document | View SEC filing for DEF 14A | DEFINITIVE PROXY STATEMENT | 01 Apr 2010 | 12 May 2010 | 001-10526 |
| 10-K | Open 10-K document | View SEC filing for 10-K | FORM 10-K | 25 Mar 2010 | 31 Dec 2009 | 001-10526 |
| 8-K | Open 8-K document | View SEC filing for 8-K | FORM 8-K FILING DOCUMENT | 24 Mar 2010 | 24 Mar 2010 | 001-10526 |
UNITED GUARDIAN INC files with the SEC under CIK 0000101295. This page aggregates EDGAR filings and related ownership activity.