| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jul 2021 | 21 Jul 2021 | 001-08568 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2021 | 16 Feb 2021 | 001-08568 |
| 3 | Open Document | Open Filing | FORM 3 | 24 Feb 2021 | 15 Feb 2021 | 001-08568 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 05 Sep 2017 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Sep 2017 | 31 Aug 2017 | 001-35622 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jul 2017 | 05 Jul 2017 | 001-35622 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2017 | 08 Feb 2017 | 001-35622 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2017 | 04 Feb 2017 | 001-35622 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2017 | 01 Jan 2017 | 001-35622 |
| SC 13D | Open Document | Open Filing | SC 13D | 20 Jul 2016 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jul 2016 | 11 Jul 2016 | 001-36150 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jul 2016 | 05 Jul 2016 | 001-35622 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2016 | 16 May 2016 | 001-35622 |
| 5 | Open Document | Open Filing | FORM 5 | 12 Feb 2016 | 31 Dec 2015 | 001-35622 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2016 | 06 Jan 2016 | 001-35622 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2016 | 01 Jan 2016 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Jun 2015 | 04 Jun 2015 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jun 2015 | 04 Jun 2015 | 001-36150 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Apr 2015 | 07 Apr 2015 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Mar 2015 | 05 Mar 2015 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Mar 2015 | 02 Mar 2015 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Jan 2015 | 01 Jan 2015 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Nov 2014 | 10 Nov 2014 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Sep 2014 | 18 Sep 2014 | 001-36150 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 May 2014 | 12 May 2014 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Feb 2014 | 04 Feb 2014 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Feb 2014 | 31 Jan 2014 | 001-35622 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jan 2014 | 23 Jan 2014 | 001-36150 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 09 Jan 2014 | 07 Jan 2014 | 001-36150 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jan 2014 | 01 Jan 2014 | 001-35622 |