| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2021 | 30 Nov 2021 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Apr 2021 | 05 Apr 2021 | 001-07982 |
| 3 | Open Document | Open Filing | FORM 3 | 08 Mar 2021 | 04 Mar 2021 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2021 | 04 Mar 2021 | 001-07982 |