SEC EDGAR filings, ownership reports, and insider transactions for Derek J Leathers.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2025 | 06 Jan 2025 | 000-14690 |
| 4 | Open Document | Open Filing | 08 May 2025 | 06 May 2025 | 000-14719 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2025 | 23 Feb 2025 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2025 | 13 Feb 2025 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2025 | 04 Jan 2024 | 000-14690 |
| 4 | Open Document | Open Filing | 08 May 2024 | 07 May 2024 | 000-14719 | |
| 3 | Open Document | Open Filing | 08 May 2024 | 07 May 2024 | 000-14719 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2024 | 23 Feb 2024 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2024 | 09 Feb 2024 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2024 | 07 Feb 2024 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2024 | 05 Jan 2023 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2023 | 23 Feb 2023 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2023 | 13 Feb 2023 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2023 | 11 Feb 2023 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2023 | 07 Feb 2023 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2023 | 04 Jan 2022 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2022 | 11 Feb 2022 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2022 | 07 Feb 2022 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jan 2022 | 06 Jan 2021 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2021 | 11 Feb 2021 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2021 | 07 Feb 2021 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jan 2021 | 03 Jan 2020 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Aug 2020 | 27 Aug 2020 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Feb 2020 | 13 Feb 2020 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2020 | 07 Feb 2020 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jan 2020 | 03 Jan 2019 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2019 | 03 Jan 2018 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2018 | 08 Feb 2018 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2018 | 07 Feb 2018 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2017 | 30 Nov 2017 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Sep 2017 | 20 Sep 2017 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2017 | 04 Aug 2017 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2017 | 27 Jul 2017 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2017 | 08 Feb 2017 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2016 | 30 Nov 2016 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2016 | 06 Jan 2016 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jul 2016 | 27 Jul 2016 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 10 Feb 2016 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Dec 2015 | 27 Jul 2015 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2015 | 30 Nov 2015 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2015 | 10 Feb 2015 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2014 | 30 Nov 2014 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2014 | 31 Oct 2014 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2014 | 28 Jul 2014 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2014 | 21 Feb 2014 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2013 | 17 Dec 2013 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Dec 2013 | 02 Dec 2013 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2013 | 29 Jul 2013 | 000-14690 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2013 | 31 Dec 2012 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2013 | 29 Jan 2013 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Dec 2012 | 03 Dec 2012 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2012 | 27 Jul 2012 | 000-14690 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2012 | 31 Dec 2011 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2011 | 08 Sep 2011 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2011 | 31 Aug 2011 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2011 | 29 Jul 2011 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2011 | 05 May 2011 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2011 | 09 Mar 2011 | 000-14690 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2011 | 31 Dec 2010 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2010 | 30 Nov 2010 | 000-14690 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2010 | 05 Mar 2010 | 000-14690 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2010 | 31 Dec 2009 | 000-14690 |