| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Jun 2021 | 28 May 2021 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jun 2020 | 19 Jun 2020 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 May 2019 | 24 May 2019 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 May 2018 | 25 May 2018 | 001-35777 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 01 Jan 2018 | 001-36129 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Dec 2017 | 27 Dec 2017 | 001-33294 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jul 2017 | 21 Jul 2017 | 001-32663 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 May 2017 | 26 May 2017 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Apr 2017 | 23 Mar 2017 | 001-32663 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 01 Jan 2017 | 001-36129 |
| 3/A | Open Document | Open Filing | FORM 3/A SUBMISSION | 28 Oct 2016 | 03 Jun 2013 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jul 2016 | 07 Jul 2016 | 001-32663 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2016 | 01 Jun 2016 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2016 | 18 May 2016 | 001-33294 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2016 | 26 Feb 2016 | 001-32663 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Nov 2015 | 15 Nov 2015 | 001-36129 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 23 Sep 2015 | 24 Jun 2015 | 001-32663 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jun 2015 | 24 Jun 2015 | 001-32663 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2015 | 29 May 2015 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2015 | 20 May 2015 | 001-33294 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Aug 2014 | 19 Aug 2014 | 001-32663 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jun 2014 | 23 Jun 2014 | 001-35777 |
| 4 | Open Document | Open Filing | FORM 4 - MAY 2014 | 23 May 2014 | 21 May 2014 | 001-33294 |