| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13G/A | Open Document | Open Filing | 08 Aug 2025 | |||
| SCHEDULE 13G | Open Document | Open Filing | 12 Jun 2025 | |||
| SC 13G/A | Open Document | Open Filing | 12 Apr 2018 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Apr 2018 | 07 Sep 2017 | 001-13984 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Mar 2017 | 30 Jan 2017 | 001-13984 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 01 Mar 2017 | ||
| SC 13G/A | Open Document | Open Filing | FINAL 13G AMENDMENT | 15 Feb 2013 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2013 | 28 Dec 2012 | 000-21615 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2012 | 10 Apr 2012 | 000-21615 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Nov 2012 | 05 Apr 2012 | 000-21615 |