| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 05 Aug 2022 | 03 Aug 2022 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2022 | 07 Feb 2022 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2021 | 16 Feb 2021 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2021 | 05 Feb 2021 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2020 | 03 Feb 2020 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2019 | 31 Jan 2019 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2018 | 31 Mar 2018 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Feb 2018 | 02 Feb 2018 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 31 Dec 2017 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2017 | 30 Sep 2017 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jul 2017 | 01 Jul 2017 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2017 | 30 Jun 2017 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 31 Mar 2017 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2017 | 09 Feb 2017 | 001-15983 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 07 Feb 2017 | 03 Feb 2017 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jan 2017 | 26 Jan 2017 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 31 Dec 2016 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Dec 2016 | 01 Dec 2016 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Nov 2016 | 02 Nov 2016 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 30 Sep 2016 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2016 | 30 Jun 2016 | 001-05480 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 04 May 2016 | 01 May 2016 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2016 | 31 Mar 2016 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2016 | 31 Dec 2015 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Dec 2015 | 01 Dec 2015 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2015 | 30 Sep 2015 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2015 | 30 Jun 2015 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2015 | 31 Mar 2015 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 31 Dec 2014 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Dec 2014 | 01 Dec 2014 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2014 | 30 Sep 2014 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2014 | 30 Jun 2014 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2014 | 08 May 2014 | 001-33160 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2014 | 31 Mar 2014 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2014 | 24 Mar 2014 | 001-15983 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2014 | 10 Mar 2014 | 001-33160 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2014 | 25 Jan 2014 | 001-15983 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2014 | 31 Dec 2013 | 001-05480 |