| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 23 May 2022 | 19 May 2022 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2021 | 20 May 2021 | 001-31829 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2020 | 14 May 2020 | 001-31829 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2019 | 16 May 2019 | 001-31829 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2018 | 30 Jul 2018 | 001-31829 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2018 | 17 May 2018 | 001-31829 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2017 | 17 May 2017 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2016 | 11 May 2016 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2015 | 07 May 2015 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2015 | 03 Mar 2015 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2014 | 14 May 2014 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Apr 2014 | 07 Apr 2014 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2014 | 20 Mar 2014 | 001-31829 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2014 | 04 Mar 2014 | 001-31829 |