| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | Sep 12, 2024 | ||
| 4 | Open Document | Open Filing | FORM 4 | Sep 12, 2024 | Sep 10, 2024 | 000-55546 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2024 | Dec 29, 2023 | 000-55546 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Jan 4, 2024 | ||
| SC 13D | Open Document | Open Filing | SC 13D | Oct 31, 2023 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Oct 3, 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | Sep 30, 2022 | Sep 15, 2022 | 000-55546 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 7, 2022 | Jan 4, 2022 | 000-55546 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Aug 9, 2021 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | May 28, 2021 | ||
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Feb 8, 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2019 | Nov 2, 2018 | 000-55546 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2019 | Aug 10, 2018 | 000-55546 |
| 3 | Open Document | Open Filing | Feb 8, 2019 | Aug 6, 2018 | 000-55546 |