| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | AMENDED STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 10 Nov 2022 | 01 Nov 2022 | 001-08052 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 03 Nov 2022 | 01 Nov 2022 | 001-08052 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 24 Feb 2022 | 23 Feb 2022 | 001-08052 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 15 Feb 2022 | 11 Feb 2022 | 001-08052 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 15 Feb 2022 | 04 Feb 2022 | 001-08052 |
| 5 | Open Document | Open Filing | ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | 25 Jan 2022 | 31 Dec 2021 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2021 | 24 Feb 2021 | 001-08052 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2021 | 31 Dec 2020 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2021 | 18 Nov 2019 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2020 | 26 Feb 2020 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2019 | 28 Feb 2019 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2018 | 26 Feb 2018 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 21 Feb 2017 | 001-08052 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2016 | 24 Feb 2016 | 001-08052 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2016 | 04 Jan 2016 | 001-08052 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jan 2016 | 04 Jan 2016 | 001-08052 |