| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 01 Dec 2023 | 30 Nov 2023 | 001-39285 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2020 | 05 May 2020 | 001-39285 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Apr 2018 | 02 Apr 2018 | 001-33037 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Jun 2017 | 23 Jun 2017 | 001-33037 |
| 3 | Open Document | Open Filing | FORM 3 | 26 Jun 2017 | 23 Jun 2017 | 001-33037 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Jun 2017 | 23 Jun 2017 | 000-23565 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Apr 2017 | 31 Mar 2017 | 000-23565 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 Nov 2016 | 18 Nov 2016 | 000-23565 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Mar 2016 | 24 Mar 2016 | 000-23565 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Mar 2015 | 19 Mar 2015 | 000-23565 |
| 4 | Open Document | Open Filing | FORM 4 SOTHEN | 16 Oct 2014 | 15 Oct 2014 | 000-23565 |
| 4 | Open Document | Open Filing | FORM 4 SOTHEN | 20 Nov 2013 | 18 Nov 2013 | 000-23565 |
| 4 | Open Document | Open Filing | FORM 4 SOTHEN | 02 Jul 2013 | 28 Jun 2013 | 000-23565 |
| 4 | Open Document | Open Filing | FORM 4 SHEARIN | 29 Jun 2012 | 29 Jun 2012 | 000-23565 |
| 4 | Open Document | Open Filing | FORM 4 SOTHEN | 18 May 2012 | 16 May 2012 | 000-23565 |
| 4 | Open Document | Open Filing | FORM 4 SOTHEN | 16 Feb 2012 | 15 Feb 2012 | 000-23565 |