| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 | May 13, 2024 | May 1, 2024 | 000-52008 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 6, 2020 | Feb 4, 2020 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 23, 2019 | Aug 1, 2019 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2019 | Feb 1, 2019 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 24, 2019 | Jan 22, 2019 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 7, 2018 | Nov 1, 2018 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 30, 2018 | Aug 29, 2018 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 17, 2018 | Aug 1, 2018 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2018 | May 1, 2018 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 27, 2018 | Apr 25, 2018 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2018 | Feb 1, 2018 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2018 | Feb 1, 2018 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 16, 2017 | Aug 1, 2017 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2017 | May 30, 2017 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2017 | May 1, 2017 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 26, 2017 | Apr 25, 2017 | 000-25426 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2017 | Feb 1, 2017 | 000-25426 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 4, 2017 | Dec 20, 2016 | 000-25426 |