| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 May 2025 | 28 May 2025 | 001-37980 |
| 4 | Open Document | Open Filing | FORM 4 | 02 May 2024 | 30 Apr 2024 | 001-37980 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2023 | 15 May 2023 | 001-37980 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2022 | 06 May 2022 | 001-37980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2021 | 07 May 2021 | 001-37980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2020 | 07 May 2020 | 001-37980 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 11 May 2020 | 05 May 2020 | 001-37980 |
| 4 | Open Document | Open Filing | 03 May 2018 | 01 May 2018 | 001-32422 | |
| 4 | Open Document | Open Filing | FORM 4 | 15 Aug 2017 | 14 Aug 2017 | 001-11174 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2017 | 01 Jun 2017 | 001-11174 |
| 4 | Open Document | Open Filing | 04 May 2017 | 02 May 2017 | 001-32422 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Sep 2016 | 13 Sep 2016 | 000-27266 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2016 | 01 Jun 2016 | 001-11174 |
| 4 | Open Document | Open Filing | 04 May 2016 | 03 May 2016 | 001-32422 | |
| 4 | Open Document | Open Filing | 11 Feb 2016 | 09 Feb 2016 | 001-32422 | |
| 3 | Open Document | Open Filing | 11 Feb 2016 | 09 Feb 2016 | 001-32422 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Sep 2015 | 18 Sep 2015 | 000-27266 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Sep 2015 | 16 Sep 2015 | 000-27266 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | 001-11174 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Dec 2014 | 01 Dec 2014 | 001-11174 |
| 3 | Open Document | Open Filing | FORM 3 - | 29 Jul 2014 | 24 Jul 2014 | 001-11174 |