| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 5, 2022 | Aug 2, 2022 | 001-13425 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2022 | Mar 15, 2022 | 001-13425 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 21, 2022 | Dec 31, 2021 | 001-13425 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 16, 2021 | Aug 12, 2021 | 001-13425 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | May 13, 2021 | May 6, 2021 | 001-13425 |