| 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 | 31 Aug 2022 | 29 Aug 2022 | 000-21719 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 16 Mar 2022 | 15 Mar 2022 | 000-21719 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 28 Feb 2022 | 24 Feb 2022 | 000-21719 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 01 Feb 2022 | 01 Feb 2022 | 000-21719 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 23 Nov 2021 | 21 Nov 2021 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2021 | 29 Apr 2021 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2021 | 15 Mar 2021 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2021 | 25 Feb 2021 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2021 | 24 Feb 2021 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2021 | 01 Feb 2021 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Nov 2020 | 21 Nov 2020 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2020 | 13 Mar 2020 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2020 | 28 Feb 2020 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2020 | 20 Feb 2020 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2020 | 03 Feb 2020 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Nov 2019 | 21 Nov 2019 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2019 | 31 May 2019 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2019 | 15 Mar 2019 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2019 | 11 Feb 2019 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2019 | 01 Feb 2019 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Nov 2018 | 21 Nov 2018 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2018 | 15 Mar 2018 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2018 | 15 Feb 2018 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2018 | 01 Feb 2018 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2017 | 21 Nov 2017 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2017 | 15 Mar 2017 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2017 | 17 Feb 2017 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2017 | 01 Feb 2017 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Nov 2016 | 21 Nov 2016 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2016 | 17 Nov 2016 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2016 | 30 Mar 2016 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2016 | 15 Mar 2016 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2016 | 01 Feb 2016 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Nov 2015 | 21 Nov 2015 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2015 | 10 Mar 2015 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2015 | 02 Feb 2015 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Nov 2014 | 21 Nov 2014 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2014 | 10 Mar 2014 | 000-21719 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2014 | 03 Feb 2014 | 000-21719 |