| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 5, 2025 | Mar 3, 2025 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 30, 2024 | Dec 12, 2024 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 4, 2024 | Mar 1, 2024 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 15, 2023 | Dec 14, 2023 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 4, 2023 | Dec 1, 2023 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 2, 2023 | Mar 1, 2023 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 16, 2022 | Dec 14, 2022 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 2, 2022 | Mar 1, 2022 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 16, 2021 | Dec 15, 2021 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 3, 2021 | Mar 1, 2021 | 001-13777 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 17, 2020 | Dec 15, 2020 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 3, 2020 | Mar 1, 2020 | 001-13777 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2019 | Dec 16, 2019 | 001-13777 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2019 | Mar 1, 2019 | 001-13777 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2018 | Dec 10, 2018 | 001-13777 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2018 | Mar 1, 2018 | 001-13777 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 14, 2017 | Dec 12, 2017 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 2, 2017 | Feb 28, 2017 | 001-13777 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 14, 2016 | Dec 12, 2016 | 001-13777 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2016 | Mar 9, 2016 | 001-13777 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 6, 2015 | Mar 1, 2014 | 001-13777 |