| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 18 May 2023 | 17 May 2023 | 001-07259 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 08 Nov 2022 | 31 Oct 2022 | 001-07259 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 May 2022 | 18 May 2022 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2021 | 19 May 2021 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 21 May 2020 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2019 | 15 May 2019 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2019 | 21 Feb 2019 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2018 | 16 May 2018 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2018 | 21 Feb 2018 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2018 | 31 Jan 2018 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2017 | 17 May 2017 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2017 | 14 May 2017 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 21 Feb 2017 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2017 | 01 Feb 2017 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2016 | 14 May 2016 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2016 | 21 Feb 2016 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jan 2016 | 27 Jan 2016 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2015 | 15 May 2015 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2015 | 14 May 2015 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2015 | 28 Jan 2015 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jan 2015 | 26 Jan 2015 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jan 2015 | 26 Jan 2015 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2014 | 11 Nov 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2014 | 11 Nov 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2014 | 01 Aug 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2014 | 01 Aug 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2014 | 20 May 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2014 | 20 May 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2014 | 20 May 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2014 | 16 May 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2014 | 15 May 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2014 | 14 May 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2014 | 29 Apr 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2014 | 29 Apr 2014 | 001-07259 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jan 2014 | 27 Jan 2014 | 001-07259 |