| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2023 | 22 Mar 2023 | 001-10799 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2020 | 16 Jul 2020 | 001-10799 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2020 | 16 Jul 2020 | 001-10799 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Oct 2018 | 08 Oct 2018 | 001-10799 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 07 Mar 2018 | 001-10799 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2017 | 01 Mar 2017 | 001-10799 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2016 | 03 Mar 2016 | 001-10799 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Oct 2015 | 01 Oct 2015 | 001-10799 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Sep 2015 | 06 Aug 2015 | 001-10799 |