| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 11 Mar 2022 | 09 Mar 2022 | 001-14027 | |
| 4 | Open Document | Open Filing | 28 Feb 2022 | 25 Feb 2022 | 001-14027 | |
| 4 | Open Document | Open Filing | 11 Feb 2022 | 09 Feb 2022 | 001-14027 | |
| 4 | Open Document | Open Filing | 11 Mar 2021 | 09 Mar 2021 | 001-14027 | |
| 4 | Open Document | Open Filing | 01 Mar 2021 | 25 Feb 2021 | 001-14027 | |
| 4 | Open Document | Open Filing | 03 Nov 2020 | 30 Oct 2020 | 001-14027 | |
| 4 | Open Document | Open Filing | 27 Feb 2020 | 25 Feb 2020 | 001-14027 | |
| 4 | Open Document | Open Filing | 01 Nov 2019 | 30 Oct 2019 | 001-14027 | |
| 4 | Open Document | Open Filing | 28 Feb 2019 | 26 Feb 2019 | 001-14027 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Jan 2018 | 24 Jan 2018 | 001-14027 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Nov 2017 | 30 Oct 2017 | 001-14027 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Nov 2017 | 30 Oct 2017 | 001-14027 |