| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13D | Open Document | Open Filing | 20 Mar 2025 | |||
| 4 | Open Document | Open Filing | 20 Mar 2025 | 31 Dec 2024 | 000-56148 | |
| 4 | Open Document | Open Filing | 28 Sep 2023 | 20 Jul 2023 | 000-56148 | |
| 3 | Open Document | Open Filing | 28 Jun 2023 | 19 May 2023 | 000-56148 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Mar 2022 | 18 Mar 2022 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Mar 2021 | 18 Mar 2021 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Feb 2021 | 10 Feb 2021 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Nov 2020 | 23 Nov 2020 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Oct 2019 | 08 Oct 2019 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Oct 2019 | 04 Oct 2019 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 May 2018 | 24 May 2018 | 001-36843 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Apr 2018 | 11 Apr 2018 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Aug 2017 | 11 Aug 2017 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 May 2017 | 24 May 2017 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Feb 2017 | 13 Feb 2017 | 001-36843 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jan 2017 | 13 Jan 2017 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Jan 2017 | 30 Dec 2016 | 001-36843 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Feb 2016 | 10 Feb 2016 | 001-36843 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Nov 2015 | 06 Aug 2015 | 001-36843 |