| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 11, 2025 | May 3, 2023 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2024 | Dec 10, 2024 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2023 | May 3, 2023 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2022 | May 27, 2022 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 25, 2021 | Aug 24, 2021 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 13, 2020 | Nov 12, 2020 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 15, 2019 | Sep 12, 2019 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 30, 2019 | Jun 27, 2016 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2019 | May 30, 2019 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 6, 2018 | Aug 3, 2018 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 13, 2018 | Dec 18, 2017 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2017 | Aug 17, 2017 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 6, 2016 | Jun 3, 2016 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 5, 2015 | Aug 5, 2015 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 12, 2014 | Sep 11, 2014 | 000-33501 |