| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 30, 2023 | Oct 26, 2023 | 000-22818 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2022 | Nov 17, 2022 | 000-22818 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2021 | Oct 28, 2021 | 000-22818 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 25, 2020 | Nov 24, 2020 | 000-22818 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2019 | Nov 19, 2019 | 000-22818 |
| 3 | Open Document | Open Filing | FORM 3 | Oct 15, 2019 | Oct 4, 2019 | 000-22818 |