| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2017 | ||
| 13F-HR | Open Document | Open Filing | 14 Feb 2017 | 31 Dec 2016 | 028-16555 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 13 Feb 2017 | ||
| 13F-HR | Open Document | Open Filing | 14 Nov 2016 | 30 Sep 2016 | 028-16555 | |
| 13F-HR | Open Document | Open Filing | 13 Jul 2016 | 30 Jun 2016 | 028-16555 | |
| 13F-HR | Open Document | Open Filing | 12 May 2016 | 31 Mar 2016 | 028-16555 | |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 16 Feb 2016 | ||
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | 16 Feb 2016 | ||
| 13F-HR | Open Document | Open Filing | 12 Feb 2016 | 31 Dec 2015 | 028-16555 | |
| 13F-HR | Open Document | Open Filing | 10 Nov 2015 | 30 Sep 2015 | 028-16555 | |
| SC 13G | Open Document | Open Filing | SC 13G | 09 Sep 2015 | ||
| 13F-HR | Open Document | Open Filing | 13 Aug 2015 | 30 Jun 2015 | 028-16555 | |
| 13F-HR | Open Document | Open Filing | 13 May 2015 | 31 Mar 2015 | 028-16555 | |
| SC 13G/A | Open Document | Open Filing | 19 Feb 2015 | |||
| 13F-HR | Open Document | Open Filing | 13 Feb 2015 | 31 Dec 2014 | 028-16555 | |
| 3 | Open Document | Open Filing | FORM 3 | 27 Mar 2014 | 17 Mar 2014 | 000-21423 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 20 Mar 2014 |