| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Aug 18, 2025 | Aug 14, 2025 | 000-06966 | |
| 4 | Open Document | Open Filing | May 21, 2025 | May 20, 2025 | 000-06966 | |
| 4 | Open Document | Open Filing | May 9, 2025 | May 7, 2025 | 000-06966 | |
| 4 | Open Document | Open Filing | Apr 4, 2025 | Apr 3, 2025 | 000-06966 | |
| 4 | Open Document | Open Filing | Mar 12, 2025 | Mar 11, 2025 | 000-06966 | |
| 4 | Open Document | Open Filing | Mar 4, 2025 | Mar 2, 2025 | 000-06966 | |
| 4 | Open Document | Open Filing | Jan 2, 2025 | Jan 1, 2025 | 000-06966 | |
| 4 | Open Document | Open Filing | Apr 4, 2024 | Apr 3, 2024 | 000-06966 | |
| 4 | Open Document | Open Filing | Mar 5, 2024 | Mar 2, 2024 | 000-06966 | |
| 4 | Open Document | Open Filing | Jan 2, 2024 | Jan 1, 2024 | 000-06966 | |
| 4 | Open Document | Open Filing | Mar 6, 2023 | Mar 2, 2023 | 000-06966 | |
| 4 | Open Document | Open Filing | Jan 3, 2023 | Jan 1, 2023 | 000-06966 | |
| 4/A | Open Document | Open Filing | Mar 7, 2022 | Mar 2, 2022 | 000-06966 | |
| 4 | Open Document | Open Filing | Mar 4, 2022 | Mar 2, 2022 | 000-06966 | |
| 4/A | Open Document | Open Filing | Jan 6, 2022 | Jan 1, 2022 | 000-06966 | |
| 4 | Open Document | Open Filing | Jan 3, 2022 | Jan 1, 2022 | 000-06966 | |
| 4/A | Open Document | Open Filing | FORM 4/A - | May 19, 2021 | May 14, 2021 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | May 18, 2021 | May 14, 2021 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 8, 2021 | Mar 4, 2021 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 10, 2020 | Dec 8, 2020 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 22, 2020 | Jun 18, 2020 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | May 27, 2020 | May 27, 2020 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | May 8, 2020 | May 6, 2020 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 9, 2020 | Mar 6, 2020 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 5, 2020 | Mar 4, 2020 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | May 31, 2019 | May 29, 2019 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 8, 2019 | Mar 6, 2019 | 000-06966 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 4, 2019 | Mar 2, 2019 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2018 | May 30, 2018 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2018 | Mar 8, 2018 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2018 | Mar 2, 2018 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2018 | Feb 26, 2018 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2017 | May 31, 2017 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 27, 2017 | Apr 27, 2017 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2017 | Mar 2, 2017 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2017 | Feb 26, 2017 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2016 | May 5, 2016 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 27, 2016 | Apr 27, 2016 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Feb 26, 2016 | 000-06966 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 30, 2015 | Apr 27, 2015 | 000-06966 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 30, 2015 | Apr 24, 2015 | 000-06966 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 28, 2015 | Apr 27, 2015 | 000-06966 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 28, 2015 | Apr 24, 2015 | 000-06966 |