| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2024 | 16 Apr 2024 | 001-36609 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2023 | 25 Apr 2023 | 001-36609 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2022 | 26 Apr 2022 | 001-36609 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Apr 2021 | 20 Apr 2021 | 001-36609 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2020 | 21 Apr 2020 | 001-36609 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2019 | 23 Apr 2019 | 001-36609 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Apr 2018 | 17 Apr 2018 | 001-36609 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2017 | 25 Apr 2017 | 001-36609 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 31 Mar 2017 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 31 Dec 2016 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 30 Sep 2016 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2016 | 30 Jun 2016 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Apr 2016 | 19 Apr 2016 | 001-36609 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2016 | 31 Mar 2016 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2016 | 31 Dec 2015 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2015 | 30 Sep 2015 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2015 | 30 Jun 2015 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2015 | 21 Apr 2015 | 001-36609 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2015 | 31 Mar 2015 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jan 2015 | 07 Jan 2015 | 001-36609 |
| 3 | Open Document | Open Filing | FORM 3 | 08 Jan 2015 | 01 Jan 2015 | 001-36609 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 31 Dec 2014 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2014 | 30 Sep 2014 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2014 | 30 Jun 2014 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2014 | 31 Mar 2014 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2014 | 31 Dec 2013 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2014 | 31 Dec 2013 | 001-00768 |