| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 31 Jul 2023 | 15 Jun 2023 | 001-35824 | |
| 4 | Open Document | Open Filing | 06 Jun 2022 | 03 Jun 2022 | 001-35824 | |
| 4 | Open Document | Open Filing | 19 Jul 2021 | 14 Jun 2021 | 001-35824 | |
| 4 | Open Document | Open Filing | 29 Jun 2020 | 21 Jan 2020 | 001-35824 | |
| 4 | Open Document | Open Filing | 15 May 2019 | 12 May 2019 | 001-35824 | |
| 4 | Open Document | Open Filing | 24 Apr 2018 | 19 Apr 2018 | 001-35824 | |
| 3 | Open Document | Open Filing | 23 Apr 2018 | 22 Jan 2018 | 001-35824 |