| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2025 | 21 May 2025 | 001-39801 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Apr 2025 | 03 Apr 2025 | 001-39801 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2024 | 15 May 2024 | 001-39801 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2023 | 17 May 2023 | 001-39801 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2022 | 18 May 2022 | 001-39801 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2021 | 19 May 2021 | 001-39801 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2020 | 20 May 2020 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2019 | 16 May 2019 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2018 | 17 May 2018 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2018 | 15 Sep 2017 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2017 | 10 Feb 2017 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2016 | 21 Jul 2016 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2016 | 28 May 2016 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2015 | 12 Dec 2015 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2015 | 28 May 2015 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2015 | 21 May 2015 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2014 | 12 Dec 2014 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Sep 2014 | 12 Sep 2014 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2014 | 28 May 2014 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2014 | 22 May 2014 | 000-14710 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2014 | 10 Mar 2014 | 000-14710 |