| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A | 27 Jan 2023 | 20 Jan 2023 | 000-20214 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jan 2023 | 20 Jan 2023 | 000-20214 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jul 2022 | 14 Jul 2022 | 000-20214 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2022 | 28 Feb 2022 | 000-20214 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | 22 Jun 2021 | 17 Jun 2021 | 000-20214 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Apr 2021 | 19 Apr 2021 | 000-20214 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | 02 Mar 2021 | 01 Mar 2021 | 000-20214 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jul 2020 | 14 Jul 2020 | 000-20214 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jul 2020 | 10 Jul 2020 | 000-20214 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2020 | 29 Feb 2020 | 000-20214 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2019 | 25 Jul 2019 | 000-20214 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2019 | 01 May 2019 | 000-20214 |