| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 12 Nov 2025 | 07 Nov 2025 | 000-51018 | |
| 4 | Open Document | Open Filing | 12 Aug 2025 | 08 Aug 2025 | 000-51018 | |
| 4 | Open Document | Open Filing | 30 May 2025 | 28 May 2025 | 000-51018 | |
| 4 | Open Document | Open Filing | 31 May 2024 | 30 May 2024 | 000-51018 | |
| 4 | Open Document | Open Filing | 08 May 2024 | 07 May 2024 | 000-51018 | |
| 4 | Open Document | Open Filing | 07 May 2024 | 06 May 2024 | 000-51018 | |
| 4 | Open Document | Open Filing | 26 May 2023 | 25 May 2023 | 000-51018 | |
| 4 | Open Document | Open Filing | 26 May 2022 | 25 May 2022 | 000-51018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2021 | 21 Dec 2021 | 000-51018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2021 | 09 Dec 2021 | 000-51018 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2021 | 01 Jun 2021 | 000-51018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2021 | 01 Jun 2021 | 000-51018 |
| 4 | Open Document | Open Filing | 09 Feb 2021 | 09 Feb 2021 | 000-51018 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2020 | 20 May 2020 | 000-51018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2019 | 20 Nov 2019 | 000-51018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2019 | 11 Feb 2019 | 000-51018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2018 | 16 May 2018 | 000-51018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2017 | 03 Feb 2017 | 000-51018 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Feb 2016 | 29 Jan 2016 | 000-51018 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Dec 2015 | 11 May 2015 | 001-36846 |