| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Mar 27, 2025 | Mar 25, 2025 | 000-25248 | |
| 4 | Open Document | Open Filing | Jan 6, 2025 | Jan 2, 2025 | 000-25248 | |
| 4 | Open Document | Open Filing | Mar 28, 2024 | Mar 27, 2024 | 000-25248 | |
| 4 | Open Document | Open Filing | Jan 4, 2024 | Jan 2, 2024 | 000-25248 | |
| 4 | Open Document | Open Filing | Apr 4, 2023 | Mar 31, 2023 | 000-25248 | |
| 4 | Open Document | Open Filing | Jan 5, 2023 | Jan 3, 2023 | 000-25248 | |
| 4 | Open Document | Open Filing | Apr 1, 2022 | Mar 30, 2022 | 000-25248 | |
| 4 | Open Document | Open Filing | Jan 5, 2022 | Jan 3, 2022 | 000-25248 | |
| 4 | Open Document | Open Filing | Apr 1, 2021 | Mar 30, 2021 | 000-25248 | |
| 4 | Open Document | Open Filing | Jan 6, 2021 | Jan 4, 2021 | 000-25248 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 20, 2020 | Mar 18, 2020 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 6, 2020 | Jan 2, 2020 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 2, 2019 | Apr 1, 2019 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 3, 2019 | Jan 2, 2019 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 29, 2018 | Mar 28, 2018 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 3, 2018 | Jan 2, 2018 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 4, 2017 | Mar 31, 2017 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 12, 2016 | Dec 8, 2016 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 23, 2016 | Jun 21, 2016 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 24, 2015 | Nov 23, 2015 | 000-25248 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 20, 2015 | Mar 18, 2015 | 000-25248 |