| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2023 | Apr 28, 2023 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 15, 2022 | Nov 11, 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2022 | Apr 29, 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 29, 2022 | Mar 25, 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2022 | Jan 4, 2022 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2021 | Apr 30, 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 12, 2021 | Feb 10, 2021 | 000-50646 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 5, 2020 | Aug 3, 2020 | 000-50646 |
| 4 | Open Document | Open Filing | Apr 28, 2020 | Apr 24, 2020 | 000-50646 | |
| 4 | Open Document | Open Filing | Apr 30, 2019 | Apr 26, 2019 | 000-50646 | |
| 3 | Open Document | Open Filing | Apr 1, 2019 | Apr 1, 2019 | 000-50646 |