| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2022 | Feb 17, 2022 | 001-09195 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 12, 2020 | Oct 25, 2020 | 001-09195 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 21, 2020 | Oct 20, 2020 | 001-09195 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2019 | Oct 25, 2019 | 001-09195 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 29, 2018 | Oct 25, 2018 | 001-09195 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 11, 2018 | Jun 1, 2018 | 001-09195 |