| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 16 Dec 2022 | 15 Dec 2022 | 001-10356 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 Dec 2021 | 17 Dec 2021 | 001-10356 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 18 Dec 2020 | 17 Dec 2020 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2020 | 10 Feb 2020 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2019 | 18 Dec 2019 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2019 | 11 Feb 2019 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2018 | 18 Dec 2018 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jul 2018 | 19 Jul 2018 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2018 | 07 Feb 2018 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2018 | 29 Dec 2017 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Apr 2017 | 08 Feb 2017 | 001-10356 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2017 | 22 Feb 2017 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 22 Feb 2017 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2017 | 31 Dec 2016 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2016 | 13 Dec 2016 | 001-10356 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2016 | 31 Dec 2015 | 001-10356 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2014 | 24 Sep 2014 | 001-10356 |