| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 28 May 2025 | 23 May 2025 | 000-29889 | |
| 4 | Open Document | Open Filing | 29 May 2024 | 25 May 2024 | 000-29889 | |
| 4 | Open Document | Open Filing | 12 Jul 2023 | 26 May 2023 | 000-29889 | |
| 4 | Open Document | Open Filing | FORM 4 | 23 May 2022 | 20 May 2022 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 21 May 2021 | 19 May 2021 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 May 2020 | 15 May 2020 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 24 May 2019 | 23 May 2019 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 May 2018 | 17 May 2018 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 May 2017 | 12 May 2017 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 May 2016 | 11 May 2016 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 May 2015 | 13 May 2015 | 000-29889 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 May 2014 | 21 May 2014 | 000-29889 |