| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 12 May 2025 | 08 May 2025 | 001-06605 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2025 | 06 Mar 2025 | 000-06920 |
| 4 | Open Document | Open Filing | 06 May 2024 | 02 May 2024 | 001-06605 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2024 | 07 Mar 2024 | 000-06920 |
| 4 | Open Document | Open Filing | 15 May 2023 | 04 May 2023 | 001-06605 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2023 | 09 Mar 2023 | 000-06920 |
| 4 | Open Document | Open Filing | 09 May 2022 | 05 May 2022 | 001-06605 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2022 | 10 Mar 2022 | 000-06920 |
| 4 | Open Document | Open Filing | 10 May 2021 | 06 May 2021 | 001-06605 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2021 | 11 Mar 2021 | 000-06920 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Dec 2020 | 02 Dec 2020 | 001-38791 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 04 Dec 2020 | 02 Dec 2020 | 001-38791 |
| 4 | Open Document | Open Filing | 11 May 2020 | 07 May 2020 | 001-06605 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2020 | 12 Mar 2020 | 000-06920 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 May 2019 | 02 May 2019 | 001-06605 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2019 | 07 Mar 2019 | 000-06920 |
| 4 | Open Document | Open Filing | 07 May 2018 | 03 May 2018 | 001-06605 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2018 | 08 Mar 2018 | 000-06920 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2018 | 22 Jan 2018 | 000-06920 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2018 | 22 Jan 2018 | 000-06920 |
| 4 | Open Document | Open Filing | 05 Dec 2017 | 01 Dec 2017 | 001-06605 | |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 02 Nov 2017 | 25 Oct 2017 | 001-06605 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Aug 2017 | 31 Jul 2017 | 001-37451 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2017 | 01 Jul 2017 | 001-37451 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2016 | 05 Dec 2016 | 001-12203 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2016 | 01 Apr 2016 | 001-37451 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 29 Mar 2016 | 24 Mar 2016 | 001-37451 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2016 | 01 Feb 2016 | 000-23993 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Jan 2016 | 04 Jan 2016 | 001-12203 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Nov 2015 | 05 Nov 2015 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Aug 2015 | 05 Aug 2015 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2015 | 04 Jun 2015 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2015 | 05 May 2015 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2015 | 04 Mar 2015 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2015 | 19 Feb 2015 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2015 | 05 Feb 2015 | 000-23993 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Jan 2015 | 02 Jan 2015 | 001-12203 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2014 | 08 Dec 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2014 | 05 Nov 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2014 | 31 Oct 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Sep 2014 | 29 Aug 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Aug 2014 | 05 Aug 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2014 | 31 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jul 2014 | 28 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jul 2014 | 23 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jul 2014 | 18 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jul 2014 | 15 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jul 2014 | 10 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jul 2014 | 07 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2014 | 01 Jul 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jun 2014 | 26 Jun 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jun 2014 | 23 Jun 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jun 2014 | 18 Jun 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2014 | 13 Jun 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2014 | 10 Jun 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2014 | 05 Jun 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2014 | 02 Jun 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2014 | 05 May 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2014 | 20 Feb 2014 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2014 | 05 Feb 2014 | 000-23993 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jan 2014 | 02 Jan 2014 | 001-12203 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2013 | 05 Nov 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Aug 2013 | 27 Aug 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Aug 2013 | 05 Aug 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jul 2013 | 08 Jul 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jul 2013 | 03 Jul 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2013 | 03 Jun 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2013 | 05 May 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2013 | 03 May 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2013 | 30 Apr 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2013 | 03 Apr 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2013 | 26 Mar 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2013 | 19 Mar 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2013 | 12 Mar 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Mar 2013 | 05 Mar 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2013 | 26 Feb 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2013 | 19 Feb 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2013 | 14 Feb 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2013 | 12 Feb 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2013 | 05 Feb 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2013 | 29 Jan 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2013 | 22 Jan 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2013 | 15 Jan 2013 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2013 | 08 Jan 2013 | 000-23993 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2013 | 02 Jan 2013 | 001-12203 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2012 | 18 Dec 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2012 | 11 Dec 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Dec 2012 | 04 Dec 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Nov 2012 | 27 Nov 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2012 | 05 Nov 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Oct 2012 | 23 Oct 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Oct 2012 | 16 Oct 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Oct 2012 | 09 Oct 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2012 | 02 Oct 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Sep 2012 | 25 Sep 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Sep 2012 | 18 Sep 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2012 | 10 Sep 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Aug 2012 | 05 Aug 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2012 | 05 May 2012 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2012 | 16 Feb 2012 | 000-23993 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2012 | 05 Feb 2011 | 000-23993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2012 | 05 Feb 2012 | 000-23993 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2012 | 03 Jan 2012 | 001-12203 |