| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2024 | 25 Apr 2024 | 001-07945 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2023 | 26 Apr 2023 | 001-07945 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2022 | 27 Apr 2022 | 001-07945 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2021 | 27 Apr 2021 | 001-07945 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2020 | 29 Apr 2020 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2019 | 01 May 2019 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2018 | 02 May 2018 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2017 | 02 May 2017 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 03 Feb 2017 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2016 | 04 May 2016 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Dec 2015 | 15 Dec 2015 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Sep 2015 | 15 Sep 2015 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2015 | 15 Jun 2015 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2015 | 29 Apr 2015 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2015 | 13 Mar 2015 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Dec 2014 | 15 Dec 2014 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2014 | 03 Nov 2014 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Sep 2014 | 15 Sep 2014 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jun 2014 | 13 Jun 2014 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2014 | 30 Apr 2014 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2014 | 14 Mar 2014 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Dec 2013 | 13 Dec 2013 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2013 | 27 Nov 2013 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Sep 2013 | 13 Sep 2013 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2013 | 14 Jun 2013 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2013 | 01 May 2013 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2013 | 15 Mar 2013 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2013 | 25 Feb 2013 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2012 | 14 Dec 2012 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Sep 2012 | 14 Sep 2012 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jun 2012 | 15 Jun 2012 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2012 | 02 May 2012 | 001-07945 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2012 | 15 Mar 2012 | 001-07945 |