| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jun 2021 | 07 Jun 2021 | 811-22716 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2021 | 07 Jun 2021 | 811-22716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2021 | 07 Jun 2021 | 811-22716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2021 | 04 Jun 2021 | 811-22716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2020 | 29 Sep 2020 | 811-22716 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2020 | 03 Apr 2020 | 811-22716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2020 | 03 Apr 2020 | 811-22716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jul 2019 | 16 Jul 2019 | 811-22473 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Oct 2012 | 26 Oct 2012 | 811-22716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2012 | 03 Jan 2012 | 811-22473 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2012 | 15 Mar 2011 | 811-22473 |