| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Aug 2023 | 31 Aug 2023 | 811-23460 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Oct 2020 | 02 Oct 2020 | 811-23460 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Nov 2017 | 13 Nov 2017 | 814-01064 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Aug 2017 | 07 Aug 2017 | 814-01064 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Feb 2017 | 01 Jan 2017 | 814-01064 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2014 | 31 Mar 2014 | 811-21694 |