| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 3 TO SCHEDULE 13D | 25 Jan 2024 | ||
| 4 | Open Document | Open Filing | 08 Aug 2022 | 05 Aug 2022 | 001-38728 | |
| 4/A | Open Document | Open Filing | 27 Jul 2022 | 21 Dec 2021 | 001-38728 | |
| 4/A | Open Document | Open Filing | 26 Jul 2022 | 21 Dec 2021 | 001-38728 | |
| 4 | Open Document | Open Filing | 21 Jul 2022 | 21 Dec 2021 | 001-38728 | |
| 4 | Open Document | Open Filing | 03 Apr 2020 | 01 Apr 2020 | 001-38728 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Feb 2020 | 03 Jan 2019 | 001-38728 |
| 4 | Open Document | Open Filing | 07 Jun 2019 | 18 Apr 2019 | 001-38728 | |
| 4 | Open Document | Open Filing | 06 Jun 2019 | 18 Apr 2019 | 001-38728 | |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENTI | 24 Apr 2019 | 18 Apr 2019 | 001-38728 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENTI | 22 Apr 2019 | 18 Apr 2019 | 001-38728 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 2 TO SCHEDULE 13D | 22 Apr 2019 | ||
| 4 | Open Document | Open Filing | 4 | 20 Apr 2017 | 20 Apr 2017 | 000-55709 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 20 Apr 2017 | ||
| SC 13D | Open Document | Open Filing | SC 13D | 28 Oct 2016 | ||
| 3 | Open Document | Open Filing | 3 | 28 Oct 2016 | 28 Oct 2016 | 000-55709 |