| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13G | Open Document | Open Filing | 19 Aug 2022 | |||
| 4 | Open Document | Open Filing | 30 Dec 2021 | 23 Aug 2021 | 001-36555 | |
| SC 13G | Open Document | Open Filing | 25 Aug 2021 | |||
| 4 | Open Document | Open Filing | 24 Aug 2021 | 23 Aug 2021 | 001-36555 | |
| 4 | Open Document | Open Filing | 16 Apr 2021 | 31 Mar 2021 | 001-36555 | |
| 4 | Open Document | Open Filing | 19 Feb 2021 | 06 Feb 2021 | 001-36555 | |
| 4 | Open Document | Open Filing | 11 Jan 2021 | 31 Dec 2020 | 001-36555 | |
| 4 | Open Document | Open Filing | 13 Oct 2020 | 04 May 2020 | 001-36555 | |
| 4 | Open Document | Open Filing | 22 Nov 2019 | 22 Nov 2019 | 001-36555 | |
| 4 | Open Document | Open Filing | 03 Sep 2019 | 30 Aug 2019 | 001-36555 | |
| 4 | Open Document | Open Filing | 30 Aug 2019 | 29 Aug 2019 | 001-36555 | |
| SC 13D | Open Document | Open Filing | 16 Oct 2018 | |||
| 4 | Open Document | Open Filing | 16 Oct 2018 | 12 Oct 2018 | 001-36555 | |
| 4 | Open Document | Open Filing | 16 Oct 2018 | 29 Sep 2017 | 001-36555 | |
| 3 | Open Document | Open Filing | 16 Oct 2018 | 13 Aug 2017 | 001-36555 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jan 2014 | 19 Dec 2013 | 000-54114 |