| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | 19 Apr 2022 | 18 Apr 2022 | 814-01474 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 11 Jun 2021 | 08 Jun 2021 | 001-40467 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Jun 2020 | 05 Jun 2020 | 814-01175 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Mar 2020 | 03 Mar 2020 | 814-01175 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Jul 2018 | 17 Jul 2018 | 814-01175 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Apr 2018 | 17 Apr 2018 | 814-01175 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Jan 2018 | 17 Jan 2018 | 814-01175 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2017 | 27 Feb 2017 | 001-14092 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2017 | 27 Feb 2017 | 001-14092 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 17 Feb 2017 | 15 Feb 2017 | 814-01175 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Feb 2017 | 15 Feb 2017 | 814-01175 |
| 3 | Open Document | Open Filing | FORM 3 - | 19 Sep 2016 | 19 Sep 2016 | 000-55528 |
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2016 | 25 May 2016 | 001-14092 |
| 4 | Open Document | Open Filing | FORM 4 | 28 May 2015 | 27 May 2015 | 001-14092 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2014 | 04 Jun 2014 | 001-14092 |
| 4/A | Open Document | Open Filing | 4/A | 30 May 2014 | 28 May 2014 | 001-35865 |
| 4 | Open Document | Open Filing | 4 | 29 May 2014 | 28 May 2014 | 001-35865 |