| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2022 | 08 Jun 2022 | 000-12436 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2022 | 13 Jan 2022 | 000-12436 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jul 2021 | 01 Jul 2021 | 000-12436 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2021 | 19 Feb 2021 | 000-12436 |
| 3 | Open Document | Open Filing | FORM 3 | 02 Jul 2019 | 24 Jun 2019 | 000-12436 |