| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 - | 30 Dec 2021 | 28 Dec 2021 | 000-25023 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 Jul 2020 | 17 Jul 2020 | 000-25023 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 Feb 2020 | 18 Feb 2020 | 000-25023 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 Jul 2019 | 19 Jul 2019 | 000-25023 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 Feb 2019 | 19 Feb 2019 | 000-25023 |
| 4 | Open Document | Open Filing | 4 | 22 Feb 2018 | 20 Feb 2018 | 000-25023 |
| 4 | Open Document | Open Filing | 4 | 19 Feb 2015 | 17 Feb 2015 | 000-25023 |