| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | 19 Oct 2021 | 19 Oct 2021 | 001-40920 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Nov 2013 | 19 Nov 2013 | 814-00852 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Dec 2012 | 29 Nov 2012 | 814-00852 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Nov 2012 | 12 Nov 2012 | 814-00852 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Oct 2012 | 02 Oct 2012 | 814-00852 |