| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Nov 14, 2025 | Nov 12, 2025 | 000-07647 | |
| 4 | Open Document | Open Filing | May 16, 2025 | May 14, 2025 | 000-07647 | |
| 4 | Open Document | Open Filing | Apr 14, 2025 | Mar 31, 2025 | 000-07647 | |
| 4 | Open Document | Open Filing | May 17, 2024 | May 15, 2024 | 000-07647 | |
| 4 | Open Document | Open Filing | Apr 3, 2024 | Apr 1, 2024 | 000-07647 | |
| 4 | Open Document | Open Filing | May 19, 2023 | May 17, 2023 | 000-07647 | |
| 4 | Open Document | Open Filing | Apr 5, 2023 | Apr 3, 2023 | 000-07647 | |
| 4 | Open Document | Open Filing | May 20, 2022 | May 18, 2022 | 000-07647 | |
| 4 | Open Document | Open Filing | Apr 13, 2022 | Apr 6, 2022 | 000-07647 | |
| 4 | Open Document | Open Filing | FORM 4 - | May 24, 2021 | May 20, 2021 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 8, 2021 | Apr 6, 2021 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | May 21, 2020 | May 20, 2020 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 5, 2019 | May 23, 2019 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 4, 2019 | Apr 2, 2019 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 6, 2018 | Apr 4, 2018 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 14, 2017 | Aug 11, 2017 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 5, 2017 | Jun 1, 2017 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 3, 2017 | Mar 30, 2017 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 15, 2017 | Feb 13, 2017 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 1, 2016 | Nov 29, 2016 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 6, 2016 | Nov 5, 2015 | 000-07647 |
| 4/A | Open Document | Open Filing | FORM 4/A - | May 23, 2016 | Apr 4, 2016 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 6, 2016 | Apr 4, 2016 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 1, 2015 | May 28, 2015 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 2, 2015 | Mar 31, 2015 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 6, 2014 | Nov 4, 2014 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 2, 2014 | May 29, 2014 | 000-07647 |
| 4 | Open Document | Open Filing | FORM 4 - | May 6, 2014 | Apr 29, 2014 | 000-07647 |