| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Aug 28, 2025 | Aug 27, 2025 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 20, 2024 | Aug 19, 2024 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2024 | Mar 5, 2024 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 15, 2023 | Jun 14, 2023 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | May 16, 2023 | May 15, 2023 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2023 | May 5, 2023 | 000-55983 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 4, 2022 | Feb 3, 2022 | 000-55983 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 5, 2021 | Nov 4, 2021 | 000-55983 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 29, 2021 | Jul 29, 2021 | 000-55983 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 25, 2021 | May 21, 2021 | 000-55983 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 1, 2021 | Feb 26, 2021 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Nov 5, 2020 | Apr 2, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | May 11, 2020 | May 7, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Mar 2, 2020 | Feb 27, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Feb 7, 2020 | Feb 5, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Sep 10, 2018 | Sep 6, 2018 | 000-55983 |