| 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 | 22 Feb 2022 | 18 Feb 2022 | 001-14465 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 04 Jan 2022 | 01 Jan 2022 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2021 | 19 Feb 2021 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2021 | 01 Jan 2021 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2020 | 21 Feb 2020 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2020 | 21 Feb 2020 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2020 | 01 Jan 2020 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2019 | 07 Mar 2019 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2019 | 22 Feb 2019 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2019 | 02 Jan 2019 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Mar 2018 | 22 Mar 2018 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2018 | 23 Feb 2018 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 02 Jan 2018 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2017 | 23 Mar 2017 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2017 | 24 Feb 2017 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 03 Jan 2017 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2016 | 08 Mar 2016 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2016 | 19 Feb 2016 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2016 | 02 Jan 2016 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Mar 2015 | 25 Mar 2015 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2015 | 20 Feb 2015 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2015 | 02 Jan 2015 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2014 | 10 Mar 2014 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2014 | 21 Feb 2014 | 001-14465 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2014 | 02 Jan 2014 | 001-14465 |