| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 10 Jun 2022 | 08 Jun 2022 | 001-12107 | |
| 4 | Open Document | Open Filing | 11 Jun 2021 | 20 May 2021 | 001-12107 | |
| 4 | Open Document | Open Filing | 22 May 2020 | 20 May 2020 | 001-12107 | |
| 4 | Open Document | Open Filing | 05 Feb 2020 | 03 Feb 2020 | 001-12107 | |
| 4 | Open Document | Open Filing | 05 Nov 2019 | 03 Nov 2019 | 001-12107 | |
| 4 | Open Document | Open Filing | 07 Aug 2019 | 05 Aug 2019 | 001-12107 | |
| 3 | Open Document | Open Filing | 07 Aug 2019 | 05 Aug 2019 | 001-12107 |