| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D | Open Document | Open Filing | SC 13D | 14 Feb 2022 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Nov 2021 | 01 Nov 2021 | 001-36745 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 16 Feb 2021 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Jan 2021 | 05 Jan 2021 | 001-36745 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Oct 2020 | 19 Oct 2020 | 001-36745 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2020 | 03 Jun 2020 | 001-36745 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 19 Nov 2019 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 16 Sep 2019 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Sep 2019 | 12 Sep 2019 | 001-36745 |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | 30 Aug 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 | 26 Aug 2019 | 22 Aug 2019 | 001-36745 |
| 4/A | Open Document | Open Filing | FORM 4/A | 18 Jul 2019 | 31 Aug 2018 | 001-36745 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Oct 2018 | 17 Oct 2018 | 001-36745 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Oct 2018 | 31 Aug 2018 | 001-36745 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Aug 2018 | 10 Jul 2018 | 001-36745 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2017 | 28 Jun 2017 | 001-36745 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Dec 2016 | 20 Dec 2016 | 001-36745 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G (AMENDMENT NO. 2) | 15 Mar 2016 | ||
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT NO. 1 | 11 Feb 2016 | ||
| 4 | Open Document | Open Filing | FORM 4 | 23 Dec 2015 | 21 Dec 2015 | 001-36745 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jul 2015 | 30 Jun 2015 | 001-36745 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 17 Feb 2015 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Dec 2014 | 22 Dec 2014 | 001-36745 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Nov 2014 | 20 Nov 2014 | 001-36745 |
| 3 | Open Document | Open Filing | FORM 3 | 14 Nov 2014 | 14 Nov 2014 | 001-36745 |