| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 23 May 2025 | 21 May 2025 | 001-13219 | |
| 4 | Open Document | Open Filing | 30 May 2024 | 28 May 2024 | 001-13219 | |
| 4 | Open Document | Open Filing | 25 May 2023 | 23 May 2023 | 001-13219 | |
| 4 | Open Document | Open Filing | 01 Jun 2022 | 31 May 2022 | 001-13219 | |
| 4 | Open Document | Open Filing | 27 May 2022 | 25 May 2022 | 001-13219 | |
| 4 | Open Document | Open Filing | 27 May 2021 | 25 May 2021 | 001-13219 | |
| 4 | Open Document | Open Filing | 29 May 2020 | 27 May 2020 | 001-13219 | |
| 4 | Open Document | Open Filing | 04 Mar 2020 | 02 Mar 2020 | 001-13219 | |
| 4 | Open Document | Open Filing | 20 Aug 2019 | 19 Aug 2019 | 001-13219 | |
| 4 | Open Document | Open Filing | 03 Jun 2019 | 30 May 2019 | 001-13219 | |
| 4 | Open Document | Open Filing | 04 Mar 2019 | 28 Feb 2019 | 001-13219 | |
| 3 | Open Document | Open Filing | 04 Mar 2019 | 28 Feb 2019 | 001-13219 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Oct 2018 | 22 Oct 2018 | 001-14387 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2018 | 04 Jun 2018 | 001-12215 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2018 | 15 May 2018 | 001-12215 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2018 | 09 May 2018 | 001-14387 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2018 | 07 May 2018 | 001-14387 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jan 2018 | 26 Jan 2018 | 001-14387 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Nov 2017 | 27 Nov 2017 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2017 | 28 Jul 2017 | 000-50189 |
| 4 | Open Document | Open Filing | FORM 4 | 18 May 2017 | 16 May 2017 | 001-12215 |
| 4 | Open Document | Open Filing | 4 | 08 May 2017 | 04 May 2017 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2017 | 28 Apr 2017 | 000-50189 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2017 | 24 Apr 2017 | 001-12215 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Apr 2017 | 24 Apr 2017 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 07 Mar 2017 | 03 Mar 2017 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2017 | 13 Feb 2017 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Dec 2016 | 22 Dec 2016 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 22 Nov 2016 | 21 Nov 2016 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2016 | 28 Oct 2016 | 000-50189 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Aug 2016 | 19 Aug 2016 | 001-12215 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Aug 2016 | 10 Aug 2016 | 001-12215 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2016 | 04 Aug 2016 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2016 | 29 Jul 2016 | 000-50189 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2016 | 17 May 2016 | 001-12215 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2016 | 12 May 2016 | 001-12215 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2016 | 13 May 2016 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 04 May 2016 | 03 May 2016 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2016 | 29 Apr 2016 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Apr 2016 | 07 Apr 2016 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2016 | 12 Feb 2016 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 04 Feb 2016 | 03 Feb 2016 | 001-14387 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2016 | 04 Jan 2016 | 001-12215 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2015 | 24 Dec 2015 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2015 | 15 Oct 2015 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 12 Aug 2015 | 11 Aug 2015 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2015 | 29 Jul 2015 | 000-50189 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2015 | 15 May 2015 | 001-12215 |
| 4 | Open Document | Open Filing | 4 | 15 May 2015 | 13 May 2015 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2015 | 06 May 2015 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 08 May 2015 | 06 May 2015 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2015 | 27 Apr 2015 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2015 | 19 Feb 2015 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 12 Nov 2014 | 12 Nov 2014 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Oct 2014 | 27 Oct 2014 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 26 Aug 2014 | 25 Aug 2014 | 001-14387 |
| 4 | Open Document | Open Filing | 4 | 21 Aug 2014 | 20 Aug 2014 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2014 | 30 Jul 2014 | 001-12215 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2014 | 30 Jul 2014 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 11 Jun 2014 | 10 Jun 2014 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2014 | 21 May 2014 | 001-12215 |
| 4 | Open Document | Open Filing | 4 | 16 May 2014 | 14 May 2014 | 001-14387 |
| 4 | Open Document | Open Filing | 4 | 08 May 2014 | 07 May 2014 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2014 | 28 Apr 2014 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 17 Mar 2014 | 17 Mar 2014 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2014 | 27 Feb 2014 | 001-12215 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2014 | 12 Feb 2014 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 10 Dec 2013 | 09 Dec 2013 | 001-14387 |
| 4 | Open Document | Open Filing | 4 | 01 Nov 2013 | 31 Oct 2013 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2013 | 25 Oct 2013 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jul 2013 | 26 Jul 2013 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jul 2013 | 23 Jul 2013 | 001-12215 |
| 4 | Open Document | Open Filing | 4 | 19 Jul 2013 | 18 Jul 2013 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2013 | 21 May 2013 | 001-12215 |
| 4 | Open Document | Open Filing | 4 | 09 May 2013 | 08 May 2013 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2013 | 26 Apr 2013 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2013 | 20 Feb 2013 | 001-12215 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2013 | 08 Feb 2013 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 08 Feb 2013 | 06 Feb 2013 | 001-14387 |
| 4 | Open Document | Open Filing | 4 | 12 Dec 2012 | 10 Dec 2012 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2012 | 26 Oct 2012 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jul 2012 | 27 Jul 2012 | 000-50189 |
| 4 | Open Document | Open Filing | 4 | 12 Jun 2012 | 08 Jun 2012 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2012 | 11 May 2012 | 001-12215 |
| 4 | Open Document | Open Filing | 4 | 04 May 2012 | 02 May 2012 | 001-14387 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2012 | 27 Apr 2012 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2012 | 10 Feb 2012 | 000-50189 |