| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2022 | Feb 22, 2022 | 001-11411 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2022 | Jan 26, 2022 | 001-11411 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 19, 2021 | Oct 15, 2021 | 001-11411 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2021 | Jul 2, 2021 | 001-11411 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | May 14, 2021 | May 4, 2021 | 001-11411 |