| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 13F-HR | Open Document | Open Filing | Jul 11, 2017 | Jun 30, 2017 | 028-17540 | |
| 13F-HR | Open Document | Open Filing | Apr 18, 2017 | Mar 31, 2017 | 028-17540 | |
| 13F-HR | Open Document | Open Filing | Feb 6, 2017 | Dec 31, 2016 | 028-17540 | |
| 13F-HR | Open Document | Open Filing | Oct 31, 2016 | Sep 30, 2016 | 028-17540 |