| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Oct 2021 | 14 Oct 2021 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jul 2021 | 26 Jul 2021 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Jul 2021 | 12 Jul 2021 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2021 | 12 Feb 2021 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2020 | 14 Feb 2020 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jul 2019 | 09 Jul 2019 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2019 | 01 Feb 2019 | 001-38102 |
| 4 | Open Document | Open Filing | 17 Oct 2018 | 15 Oct 2018 | 001-38102 | |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jun 2018 | 15 Jun 2018 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2018 | 15 Feb 2018 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jan 2018 | 26 Jan 2018 | 001-38102 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2017 | 04 Dec 2017 | 001-38102 |
| 3 | Open Document | Open Filing | FORM 3 | 23 May 2017 | 23 May 2017 | 001-38102 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 13 Feb 2015 | ||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 08 Dec 2014 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Nov 2014 | 24 Nov 2014 | 000-22893 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Oct 2014 | 21 Oct 2014 | 000-22893 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Oct 2014 | 20 Oct 2014 | 000-22893 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jun 2014 | 19 Jun 2014 | 000-22893 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Apr 2014 | 22 Apr 2014 | 000-22893 |