| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 08 May 2023 | 05 May 2023 | 001-33067 | |
| 4 | Open Document | Open Filing | 10 Nov 2022 | 08 Nov 2022 | 001-33067 | |
| 4 | Open Document | Open Filing | 02 Jun 2022 | 01 Jun 2022 | 001-33067 | |
| 4 | Open Document | Open Filing | 09 May 2022 | 06 May 2022 | 001-33067 | |
| 4 | Open Document | Open Filing | 03 May 2021 | 30 Apr 2021 | 001-33067 | |
| 4 | Open Document | Open Filing | 08 May 2020 | 07 May 2020 | 001-33067 | |
| 4 | Open Document | Open Filing | 30 May 2019 | 29 May 2019 | 001-33067 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2019 | 09 May 2019 | 001-33067 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2019 | 03 May 2019 | 001-33067 |
| 4 | Open Document | Open Filing | 20 Feb 2019 | 19 Feb 2019 | 001-33067 | |
| 4 | Open Document | Open Filing | 11 Jun 2018 | 08 Jun 2018 | 001-33067 | |
| 4 | Open Document | Open Filing | 10 May 2018 | 09 May 2018 | 001-33067 | |
| 4 | Open Document | Open Filing | 09 May 2018 | 07 May 2018 | 001-33067 | |
| 4 | Open Document | Open Filing | 07 May 2018 | 04 May 2018 | 001-33067 | |
| 4 | Open Document | Open Filing | 17 Jan 2018 | 17 Jan 2018 | 001-33067 | |
| 4 | Open Document | Open Filing | 02 May 2017 | 28 Apr 2017 | 001-33067 | |
| 4 | Open Document | Open Filing | 07 Feb 2017 | 06 Feb 2017 | 001-33067 | |
| 4 | Open Document | Open Filing | 31 Oct 2016 | 28 Oct 2016 | 001-33067 | |
| 4 | Open Document | Open Filing | 01 Aug 2016 | 29 Jul 2016 | 001-33067 | |
| 4 | Open Document | Open Filing | 09 May 2016 | 06 May 2016 | 001-33067 | |
| 4 | Open Document | Open Filing | 18 Feb 2016 | 18 Feb 2016 | 001-33067 | |
| 4 | Open Document | Open Filing | 10 Feb 2016 | 08 Feb 2016 | 001-33067 | |
| 4 | Open Document | Open Filing | 02 Nov 2015 | 30 Oct 2015 | 001-33067 | |
| 4 | Open Document | Open Filing | 03 Aug 2015 | 31 Jul 2015 | 001-33067 | |
| 4 | Open Document | Open Filing | 04 May 2015 | 01 May 2015 | 001-33067 | |
| 4 | Open Document | Open Filing | 04 Feb 2015 | 02 Feb 2015 | 001-33067 | |
| 4 | Open Document | Open Filing | 02 Dec 2014 | 01 Dec 2014 | 001-33067 | |
| 4 | Open Document | Open Filing | 03 Nov 2014 | 31 Oct 2014 | 001-33067 | |
| 4 | Open Document | Open Filing | 04 Aug 2014 | 01 Aug 2014 | 001-33067 | |
| 4 | Open Document | Open Filing | 07 May 2014 | 07 May 2014 | 001-33067 | |
| 4 | Open Document | Open Filing | 28 Apr 2014 | 25 Apr 2014 | 001-33067 | |
| 4 | Open Document | Open Filing | 13 Feb 2014 | 13 Feb 2014 | 001-33067 | |
| 4 | Open Document | Open Filing | 04 Feb 2014 | 03 Feb 2014 | 001-33067 |