| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 31 Mar 2025 | 27 Mar 2025 | 001-38717 | |
| 4 | Open Document | Open Filing | 08 Jan 2025 | 07 Jan 2025 | 001-38717 | |
| 4 | Open Document | Open Filing | 22 Mar 2024 | 20 Mar 2024 | 001-38717 | |
| 4 | Open Document | Open Filing | 29 Mar 2023 | 28 Mar 2023 | 001-38717 | |
| 4 | Open Document | Open Filing | 30 Mar 2022 | 29 Mar 2022 | 001-38717 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 1 TO SCHEDULE 13D | 22 Oct 2021 | ||
| 4 | Open Document | Open Filing | 30 Mar 2021 | 26 Mar 2021 | 001-38717 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 27 Mar 2020 | 25 Mar 2020 | 001-38717 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Jan 2019 | 11 Jan 2019 | 001-38717 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Feb 2018 | 16 Feb 2018 | 000-52176 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Feb 2017 | 02 Feb 2017 | 000-52176 |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | 17 Oct 2016 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Oct 2016 | 07 Oct 2016 | 000-52176 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Oct 2016 | 07 Oct 2016 | 000-52176 |