| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2019 | May 3, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2019 | May 2, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 2, 2019 | May 1, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2019 | Apr 30, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 30, 2019 | Apr 29, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 29, 2019 | Apr 26, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2019 | Apr 25, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 25, 2019 | Apr 24, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 24, 2019 | Apr 23, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2019 | Apr 22, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 22, 2019 | Apr 18, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 18, 2019 | Apr 17, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 17, 2019 | Apr 16, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 16, 2019 | Apr 15, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 15, 2019 | Apr 12, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 12, 2019 | Apr 11, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 11, 2019 | Apr 10, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 10, 2019 | Apr 9, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 9, 2019 | Apr 8, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 8, 2019 | Apr 5, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 5, 2019 | Apr 4, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2019 | Apr 3, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2019 | Apr 2, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2019 | Apr 1, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 1, 2019 | Mar 29, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2019 | Mar 28, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 28, 2019 | Mar 27, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 27, 2019 | Mar 26, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 26, 2019 | Mar 25, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 25, 2019 | Mar 22, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 22, 2019 | Mar 21, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2019 | Mar 20, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2019 | Mar 19, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2019 | Mar 18, 2019 | 001-00737 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2019 | Mar 15, 2019 | 001-00737 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 15, 2019 | Mar 15, 2019 | 001-00737 |
| 13F-NT | Open Document | Open Filing | Feb 14, 2019 | Dec 31, 2018 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Nov 14, 2018 | Sep 30, 2018 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Aug 14, 2018 | Jun 30, 2018 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | May 15, 2018 | Mar 31, 2018 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Feb 14, 2018 | Dec 31, 2017 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Nov 14, 2017 | Sep 30, 2017 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Aug 14, 2017 | Jun 30, 2017 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | May 15, 2017 | Mar 31, 2017 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Feb 14, 2017 | Dec 31, 2016 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Nov 14, 2016 | Sep 30, 2016 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Aug 15, 2016 | Jun 30, 2016 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Apr 15, 2016 | Mar 31, 2016 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Feb 12, 2016 | Dec 31, 2015 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Nov 13, 2015 | Sep 30, 2015 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Aug 14, 2015 | Jun 30, 2015 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | May 15, 2015 | Mar 31, 2015 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Feb 17, 2015 | Dec 31, 2014 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Nov 13, 2014 | Sep 30, 2014 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Aug 14, 2014 | Jun 30, 2014 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | May 14, 2014 | Mar 31, 2014 | 028-05163 | |
| 13F-NT | Open Document | Open Filing | Feb 13, 2014 | Dec 31, 2013 | 028-05163 |