| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Dec 6, 2021 | Dec 2, 2021 | 001-03619 | |
| 4 | Open Document | Open Filing | Mar 2, 2021 | Feb 27, 2021 | 001-03619 | |
| 4 | Open Document | Open Filing | Mar 1, 2021 | Feb 25, 2021 | 001-03619 | |
| 4 | Open Document | Open Filing | Mar 3, 2020 | Feb 28, 2020 | 001-03619 | |
| 4 | Open Document | Open Filing | Feb 28, 2020 | Feb 26, 2020 | 001-03619 | |
| 4 | Open Document | Open Filing | Jun 21, 2019 | Jun 20, 2019 | 001-03619 | |
| 4 | Open Document | Open Filing | Apr 2, 2019 | Apr 1, 2019 | 001-03619 | |
| 4 | Open Document | Open Filing | Mar 1, 2019 | Feb 27, 2019 | 001-03619 | |
| 4 | Open Document | Open Filing | Feb 26, 2019 | Feb 23, 2019 | 001-03619 | |
| 4 | Open Document | Open Filing | Aug 6, 2018 | Aug 3, 2018 | 001-03619 | |
| 4 | Open Document | Open Filing | Mar 2, 2018 | Feb 28, 2018 | 001-03619 | |
| 4 | Open Document | Open Filing | Feb 27, 2018 | Feb 24, 2018 | 001-03619 | |
| 4 | Open Document | Open Filing | Feb 23, 2018 | Feb 22, 2018 | 001-03619 | |
| 4 | Open Document | Open Filing | Dec 18, 2017 | Dec 15, 2017 | 001-03619 | |
| 4 | Open Document | Open Filing | Nov 2, 2017 | Oct 2, 2017 | 001-03619 | |
| 4 | Open Document | Open Filing | Sep 5, 2017 | Sep 1, 2017 | 001-03619 | |
| 4 | Open Document | Open Filing | Sep 1, 2017 | Aug 31, 2017 | 001-03619 | |
| 4 | Open Document | Open Filing | Aug 9, 2017 | Aug 7, 2017 | 001-03619 | |
| 4 | Open Document | Open Filing | Mar 1, 2017 | Feb 27, 2017 | 001-03619 | |
| 4 | Open Document | Open Filing | Feb 27, 2017 | Feb 23, 2017 | 001-03619 | |
| 4 | Open Document | Open Filing | Dec 8, 2016 | Dec 7, 2016 | 001-03619 | |
| 3/A | Open Document | Open Filing | Oct 21, 2016 | Jun 23, 2016 | 001-03619 | |
| 3 | Open Document | Open Filing | Jun 30, 2016 | Jun 23, 2016 | 001-03619 |