| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2021 | 28 May 2021 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2021 | 26 Feb 2021 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2020 | 09 Dec 2020 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2020 | 30 Nov 2020 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Nov 2020 | 23 Nov 2020 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2020 | 30 Sep 2020 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2020 | 31 Aug 2020 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2020 | 29 May 2020 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2020 | 28 Feb 2020 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2019 | 27 Nov 2019 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Dec 2019 | 29 Nov 2019 | 001-12997 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Nov 2019 | 18 Nov 2019 | 001-12997 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Oct 2019 | 01 Oct 2019 | 001-12997 |