| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 09 Sep 2021 | 08 Sep 2021 | 001-13270 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jul 2021 | 30 Jun 2021 | 001-13270 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Apr 2021 | 19 Apr 2021 | 001-13270 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2021 | 08 Mar 2021 | 001-13270 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jul 2020 | 30 Jun 2020 | 001-13270 |
| 3 | Open Document | Open Filing | FORM 3 | 01 Jul 2020 | 22 Jun 2020 | 001-13270 |