| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jul 2023 | 26 Jul 2023 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Jul 2023 | 24 Jul 2023 | 000-12182 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 21 Jun 2023 | 28 Apr 2023 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 May 2023 | 28 Apr 2023 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jan 2023 | 28 Jan 2023 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Nov 2022 | 28 Oct 2022 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Aug 2022 | 23 Aug 2022 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Aug 2022 | 28 Jul 2022 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jul 2022 | 26 Jul 2022 | 000-12182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jul 2022 | 24 Jul 2022 | 000-12182 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 11 May 2022 | 06 May 2022 | 000-12182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2015 | 02 Jan 2015 | 001-36632 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Dec 2014 | 06 Dec 2014 | 001-36632 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Aug 2014 | 22 Aug 2014 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2014 | 29 Jan 2014 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2014 | 23 Jan 2014 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2014 | 15 Jan 2014 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2013 | 06 Dec 2013 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Aug 2013 | 22 Aug 2013 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2013 | 29 Jan 2013 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jan 2013 | 15 Jan 2013 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2012 | 06 Dec 2012 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2012 | 22 Aug 2012 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jun 2012 | 25 Jun 2012 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2012 | 17 Feb 2012 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2012 | 14 Feb 2012 | 000-22175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2012 | 30 Jan 2012 | 000-22175 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2012 | 07 Dec 2011 | 000-22175 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2012 | 22 Aug 2011 | 000-22175 |