| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 15, 2025 | May 14, 2025 | 001-10883 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 24, 2024 | May 22, 2024 | 001-10883 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 11, 2023 | May 10, 2023 | 001-10883 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 12, 2022 | May 11, 2022 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2021 | May 12, 2021 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2020 | May 12, 2020 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 22, 2019 | Nov 20, 2019 | 001-10883 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 22, 2019 | Nov 20, 2019 | 001-10883 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2019 | Jan 2, 2019 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 30, 2018 | Aug 28, 2018 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 4, 2018 | Jan 2, 2018 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2017 | Aug 10, 2017 | 001-04224 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 28, 2017 | Jul 1, 2017 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2017 | Jan 3, 2017 | 001-04224 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 25, 2016 | Oct 24, 2016 | 001-04224 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 25, 2016 | Oct 24, 2016 | 001-04224 |