| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jul 2023 | 01 Jul 2023 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Feb 2022 | 18 Feb 2022 | 000-22345 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Feb 2020 | 03 Feb 2020 | 000-22345 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Feb 2020 | 24 Apr 2019 | 000-22345 |