| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 29 Apr 2022 | 27 Apr 2022 | 001-05480 |
| 4 | Open Document | Open Filing | 18 Feb 2022 | 16 Feb 2022 | 001-35988 | |
| 4 | Open Document | Open Filing | 20 Aug 2021 | 18 Aug 2021 | 001-35988 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2021 | 28 Apr 2021 | 001-05480 |
| 4 | Open Document | Open Filing | 06 Jul 2020 | 01 Jul 2020 | 001-35988 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2020 | 30 Jun 2020 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2020 | 29 Apr 2020 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2020 | 31 Mar 2020 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2020 | 31 Dec 2019 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2019 | 30 Sep 2019 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2019 | 30 Jun 2019 | 001-05480 |
| 4 | Open Document | Open Filing | 30 May 2019 | 24 May 2019 | 001-35988 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2019 | 31 Mar 2019 | 001-05480 |
| 4 | Open Document | Open Filing | 22 Feb 2019 | 29 Jan 2019 | 001-35988 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2019 | 31 Dec 2018 | 001-05480 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Oct 2018 | 19 Oct 2018 | 001-35988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2018 | 30 Sep 2018 | 001-05480 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Jul 2018 | 09 Jul 2018 | 001-35988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2018 | 30 Jun 2018 | 001-05480 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jun 2018 | 31 May 2018 | 001-35988 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 May 2018 | 24 Mar 2017 | 001-35988 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Apr 2018 | 05 Apr 2018 | 001-35988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2018 | 31 Mar 2018 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 31 Dec 2017 | 001-05480 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Oct 2017 | 13 Oct 2017 | 001-35988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2017 | 30 Sep 2017 | 001-05480 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Jul 2017 | 19 Jul 2017 | 001-35988 |
| 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 | PRIMARY DOCUMENT | 04 Jan 2017 | 31 Dec 2016 | 001-05480 |
| 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 | 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 | 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 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Apr 2015 | 06 Jan 2015 | 001-35988 |
| 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 | 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 | PRIMARY DOCUMENT | 02 Apr 2014 | 31 Mar 2014 | 001-05480 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2014 | 31 Dec 2013 | 001-05480 |