| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 28, 2025 | May 19, 2025 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | May 10, 2024 | May 9, 2024 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2024 | May 7, 2024 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 18, 2024 | Mar 13, 2024 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2024 | Feb 21, 2024 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2023 | May 5, 2023 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2023 | Mar 13, 2023 | 000-55983 |
| 4 | Open Document | Open Filing | FORM 4 | May 12, 2022 | May 10, 2022 | 000-55983 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 15, 2022 | Mar 11, 2022 | 000-55983 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 9, 2022 | Mar 4, 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 20, 2020 | Nov 18, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Nov 5, 2020 | Apr 2, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Aug 28, 2020 | Aug 26, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Aug 26, 2020 | Aug 25, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Aug 24, 2020 | Aug 20, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Aug 7, 2020 | Aug 6, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | May 6, 2020 | May 5, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Mar 12, 2020 | Mar 10, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Feb 7, 2020 | Feb 5, 2020 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Aug 5, 2019 | Aug 1, 2019 | 000-55983 |
| 4 | Open Document | Open Filing | 4 | Jun 11, 2019 | Jun 10, 2019 | 000-55983 |