| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2025 | 18 Aug 2025 | 001-09453 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2025 | 14 Aug 2025 | 001-09453 |
| 4 | Open Document | Open Filing | 17 Jan 2020 | 16 Jan 2020 | 001-09453 | |
| 4 | Open Document | Open Filing | 10 Jan 2020 | 08 Jan 2020 | 001-09453 | |
| 4 | Open Document | Open Filing | 06 Mar 2018 | 02 Mar 2018 | 001-09453 | |
| 4 | Open Document | Open Filing | 27 Feb 2018 | 23 Feb 2018 | 001-09453 | |
| 4 | Open Document | Open Filing | 23 Feb 2018 | 21 Feb 2018 | 001-09453 | |
| SC 13G/A | Open Document | Open Filing | 09 Feb 2018 | |||
| 4/A | Open Document | Open Filing | 17 Jan 2018 | 08 Jan 2018 | 001-09453 | |
| 4 | Open Document | Open Filing | 11 Jan 2018 | 08 Jan 2018 | 001-09453 | |
| 4 | Open Document | Open Filing | 22 Nov 2017 | 21 Nov 2017 | 001-09453 | |
| 4 | Open Document | Open Filing | 13 Nov 2015 | 09 Jun 2014 | 001-09453 | |
| 4 | Open Document | Open Filing | 12 Nov 2015 | 04 Nov 2015 | 001-09453 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2014 | 12 Jun 2014 | 001-09453 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2014 | 03 Jun 2014 | 001-09453 |
| 4/A | Open Document | Open Filing | 03 Jun 2013 | 21 May 2013 | 001-09453 | |
| 4 | Open Document | Open Filing | 30 May 2013 | 21 May 2013 | 001-09453 | |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2012 | 17 Sep 2012 | 001-09453 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Sep 2012 | 14 Sep 2012 | 001-09453 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Sep 2012 | 13 Sep 2012 | 001-09453 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Sep 2012 | 11 Sep 2012 | 001-09453 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Sep 2012 | 11 Sep 2012 | 001-09453 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Aug 2012 | 30 Aug 2012 | 001-09453 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Aug 2012 | 28 Aug 2012 | 001-09453 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Aug 2012 | 12 Jun 2012 | 001-09453 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Aug 2012 | 20 Aug 2012 | 001-09453 |