| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2022 | 24 Feb 2022 | 001-13245 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Nov 2021 | 09 Nov 2021 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2021 | 27 May 2021 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Mar 2021 | 17 Mar 2021 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2020 | 17 Dec 2020 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2020 | 21 May 2020 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2019 | 16 May 2019 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2018 | 29 May 2018 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2018 | 17 May 2018 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Dec 2017 | 11 Dec 2017 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2017 | 18 May 2017 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2016 | 04 Aug 2016 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2016 | 19 May 2016 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2015 | 20 May 2015 | 001-13245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2014 | 28 May 2014 | 001-13245 |