| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 Aug 2023 | 28 Aug 2023 | 000-55681 |
| 144 | Open Document | Open Filing | FORM 144 | 08 Oct 2021 | ||
| 144 | Open Document | Open Filing | FORM 144 | 08 Oct 2021 | ||
| 5/A | Open Document | Open Filing | FORM 5 A | 25 Sep 2019 | 30 Jun 2019 | 000-55681 |
| 5 | Open Document | Open Filing | FORM 5 | 24 Sep 2019 | 30 Jun 2019 | 000-55681 |
| 5 | Open Document | Open Filing | FORM 5 | 24 Sep 2019 | 30 Jun 2018 | 000-55681 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Sep 2017 | 30 Aug 2017 | 000-55681 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2017 | 01 Aug 2017 | 000-55681 |
| 5 | Open Document | Open Filing | FORM 5 | 03 Aug 2017 | 30 Jun 2017 | 000-55681 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Jun 2017 | 14 Feb 2017 | 000-55681 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Sep 2016 | 27 Jun 2016 | 000-55681 |
| SC 13D | Open Document | Open Filing | EMSF SC 13 D 05/09/16 | 09 May 2016 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 May 2016 | 26 Apr 2016 | 333-174759 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 May 2016 | 01 Jan 2016 | 333-174759 |
| 5 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 May 2016 | 31 Dec 2015 | 333-174759 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Apr 2016 | 12 Apr 2016 | 333-174759 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Apr 2016 | 12 Apr 2016 | 333-174759 |