| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2023 | 30 Apr 2023 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2022 | 29 Apr 2022 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2021 | 30 Apr 2021 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2020 | 30 Apr 2020 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2020 | 19 Mar 2020 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2019 | 30 Apr 2019 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Apr 2019 | 12 Apr 2019 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2018 | 30 Apr 2018 | 000-01678 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2018 | 30 Apr 2017 | 000-01678 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2017 | 30 Apr 2017 | 000-01678 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 31 Mar 2017 | 000-01678 |