| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2025 | 06 May 2025 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2024 | 23 May 2024 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Aug 2022 | 12 Aug 2022 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2019 | 30 May 2019 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2018 | 13 Nov 2018 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2018 | 13 Feb 2018 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2017 | 17 Mar 2017 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2016 | 02 Nov 2016 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2015 | 03 Aug 2015 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2014 | 30 Sep 2014 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2014 | 04 Aug 2014 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2013 | 07 Aug 2013 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2013 | 04 Feb 2013 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2012 | 20 Aug 2012 | 000-28304 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2012 | 02 Feb 2012 | 000-28304 |