| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 07 Jun 2023 | 05 Jun 2023 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Nov 2022 | 21 Nov 2022 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jun 2022 | 09 Jun 2022 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2021 | 10 Dec 2021 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Jun 2021 | 10 Jun 2021 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jun 2020 | 12 Jun 2020 | 001-13901 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Dec 2019 | 12 Dec 2019 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2019 | 15 May 2019 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2018 | 16 May 2018 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Sep 2017 | 12 Sep 2017 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2017 | 17 May 2017 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2016 | 18 May 2016 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2015 | 30 Apr 2015 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2015 | 30 Jan 2015 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2014 | 16 Dec 2014 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2014 | 24 Apr 2014 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2014 | 05 Feb 2014 | 001-13901 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2014 | 03 Feb 2014 | 001-13901 |