| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2024 | 12 May 2024 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2023 | 12 May 2023 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2022 | 12 May 2022 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2021 | 12 May 2021 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2020 | 12 Mar 2020 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2019 | 23 May 2019 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2018 | 23 May 2018 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2017 | 12 May 2017 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2016 | 16 Nov 2016 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2016 | 23 May 2016 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2015 | 16 Jun 2015 | 001-34190 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2015 | 12 May 2015 | 001-34190 |