| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jan 21, 2025 | Jan 16, 2025 | 001-33417 | |
| 4 | Open Document | Open Filing | FORM 4 | Aug 9, 2024 | Aug 8, 2024 | 000-28827 |
| 4 | Open Document | Open Filing | Feb 2, 2024 | Feb 1, 2024 | 001-33417 | |
| 4 | Open Document | Open Filing | Jan 23, 2024 | Jan 22, 2024 | 001-33417 | |
| 4 | Open Document | Open Filing | FORM 4 | Aug 4, 2023 | Aug 3, 2023 | 000-28827 |
| 4 | Open Document | Open Filing | Jan 25, 2023 | Jan 23, 2023 | 001-33417 | |
| 4 | Open Document | Open Filing | FORM 4 | Aug 1, 2022 | Jul 28, 2022 | 000-28827 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 4, 2022 | Apr 4, 2022 | 000-28827 |
| 4 | Open Document | Open Filing | Jan 19, 2022 | Jan 14, 2022 | 001-33417 | |
| 4 | Open Document | Open Filing | Jan 19, 2021 | Jan 14, 2021 | 001-33417 | |
| 3 | Open Document | Open Filing | Dec 23, 2020 | Dec 23, 2020 | 001-33417 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2019 | Apr 1, 2019 | 001-37495 |
| 4 | Open Document | Open Filing | PURCEL FORM 4 | Jun 13, 2018 | Jun 11, 2018 | 001-37495 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 18, 2018 | Apr 16, 2018 | 001-37495 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 16, 2018 | Apr 16, 2018 | 001-37495 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 2, 2014 | May 30, 2014 | 000-21625 |
| 4 | Open Document | Open Filing | FORM 4 - | May 29, 2014 | Mar 14, 2014 | 000-21625 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 11, 2014 | Mar 11, 2014 | 000-21625 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 18, 2014 | Feb 18, 2014 | 000-21625 |