| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 04 Jun 2025 | 02 Jun 2025 | 000-55843 |
| 4 | Open Document | Open Filing | 4 | 03 Jun 2024 | 30 May 2024 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2023 | 01 Jun 2023 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2022 | 02 Jun 2022 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2021 | 03 Jun 2021 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2020 | 31 May 2020 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jun 2020 | 04 Jun 2020 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2020 | 10 Mar 2020 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jun 2019 | 31 May 2019 | 000-55843 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Jul 2018 | 13 Jul 2018 | 000-55843 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 31 Oct 2017 | 19 Sep 2017 | 000-55843 |