| 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 | 19 May 2023 | 18 May 2023 | 001-00640 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 18 May 2023 | 17 May 2023 | 001-31763 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 May 2022 | 19 May 2022 | 001-00640 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 19 May 2022 | 18 May 2022 | 001-31763 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 21 May 2021 | 20 May 2021 | 001-00640 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 20 May 2021 | 19 May 2021 | 001-31763 |
| 4/A | Open Document | Open Filing | AMENDED STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 11 Mar 2021 | 22 May 2014 | 001-00640 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 20 May 2020 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2020 | 21 May 2020 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2020 | 20 May 2020 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2019 | 16 May 2019 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2019 | 15 May 2019 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2019 | 31 Dec 2018 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2018 | 17 May 2018 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2018 | 16 May 2018 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2017 | 18 May 2017 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2017 | 17 May 2017 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2017 | 17 Mar 2016 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2016 | 19 May 2016 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2016 | 18 May 2016 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jan 2016 | 17 Sep 2015 | 001-31763 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2015 | 11 Aug 2015 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2015 | 11 May 2015 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2015 | 21 May 2015 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2015 | 20 May 2015 | 001-31763 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2014 | 22 May 2014 | 001-00640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2014 | 21 May 2014 | 001-31763 |