| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A | 20 Jun 2024 | 30 May 2024 | 000-22345 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2024 | 30 May 2024 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Feb 2023 | 27 Feb 2023 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Aug 2022 | 25 Aug 2022 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Dec 2021 | 30 Nov 2021 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Feb 2021 | 01 Feb 2021 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Jan 2021 | 30 Nov 2020 | 000-22345 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jul 2020 | 06 Jul 2020 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jul 2020 | 06 Jul 2020 | 000-22345 |
| 3 | Open Document | Open Filing | FORM 3 | 07 Jul 2020 | 23 Jun 2020 | 000-22345 |