| 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 | 21 Nov 2022 | 17 Nov 2022 | 000-51280 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 17 Nov 2022 | 15 Nov 2022 | 000-51280 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 14 Nov 2022 | 10 Nov 2022 | 000-51280 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 17 May 2022 | 15 May 2022 | 000-51280 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 18 Nov 2021 | 16 Nov 2021 | 000-51280 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 17 Nov 2021 | 15 Nov 2021 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2021 | 24 May 2021 | 000-51280 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2021 | 15 May 2021 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2021 | 15 May 2021 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2021 | 23 Apr 2021 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Mar 2021 | 23 Mar 2021 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2021 | 23 Feb 2021 | 000-51280 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Nov 2020 | 16 Nov 2020 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2020 | 16 Nov 2020 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2020 | 15 Nov 2020 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2020 | 03 Aug 2020 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2020 | 18 May 2020 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2020 | 15 May 2020 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2019 | 15 Nov 2019 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2019 | 28 Oct 2019 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2019 | 15 May 2019 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2018 | 15 Nov 2018 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2018 | 30 Jul 2018 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2018 | 15 May 2018 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2017 | 15 Nov 2017 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jul 2017 | 26 Jul 2017 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2017 | 15 May 2017 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2016 | 15 May 2016 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2016 | 15 May 2016 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2016 | 10 May 2016 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2016 | 03 May 2016 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2016 | 29 Apr 2016 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2016 | 26 Apr 2016 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2016 | 29 Jan 2016 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Oct 2015 | 30 Oct 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2015 | 24 Aug 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2015 | 17 Aug 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2015 | 10 Aug 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2015 | 03 Aug 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2015 | 31 Jul 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jul 2015 | 27 Jul 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2015 | 15 May 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2015 | 30 Apr 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2015 | 30 Jan 2015 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2014 | 31 Oct 2014 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2014 | 31 Jul 2014 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2014 | 15 May 2014 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2014 | 30 Apr 2014 | 000-51280 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2014 | 31 Jan 2014 | 000-51280 |