| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D/A | Open Document | Open Filing | 16 Aug 2024 | |||
| 4 | Open Document | Open Filing | 07 Aug 2024 | 08 Jul 2024 | 001-35853 | |
| 4 | Open Document | Open Filing | 10 Apr 2023 | 06 Apr 2023 | 001-35853 | |
| 4 | Open Document | Open Filing | 09 Dec 2022 | 07 Dec 2022 | 001-35853 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 May 2022 | 12 May 2022 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 10 Sep 2021 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Sep 2021 | 01 Sep 2021 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 23 Jun 2021 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Jun 2021 | 17 Jun 2021 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 16 Sep 2020 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Sep 2020 | 09 Mar 2020 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 23 Apr 2020 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Feb 2020 | 31 Dec 2019 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 10 Dec 2019 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Dec 2019 | 04 Dec 2019 | 001-35853 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Oct 2019 | 30 Sep 2019 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 05 Sep 2019 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Sep 2019 | 30 Aug 2019 | 001-35853 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 May 2019 | 24 Apr 2019 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 13 May 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 31 Jan 2019 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 20 Feb 2019 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Jul 2018 | 12 Jul 2018 | 001-35853 |
| 4 | Open Document | Open Filing | FORM O4 | 06 Jul 2018 | 29 Jun 2018 | 001-35853 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 06 Jul 2018 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Mar 2018 | 28 Feb 2018 | 001-35853 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Jan 2018 | 22 Jan 2018 | 001-35853 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jan 2018 | 17 Jan 2018 | 001-35853 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jan 2018 | 11 Jan 2018 | 001-35853 |
| 3 | Open Document | Open Filing | FORM 3 | 10 Jan 2018 | 27 Dec 2017 | 001-35853 |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | 10 Jan 2018 |