| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Nov 2021 | 29 Oct 2021 | 001-38982 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Oct 2021 | 22 Oct 2021 | 001-38982 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2021 | 15 Aug 2021 | 001-38982 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2021 | 28 May 2021 | 001-38982 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2021 | 15 May 2021 | 001-38982 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Feb 2021 | 16 Feb 2021 | 001-40074 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jan 2021 | 14 Jan 2021 | 001-38982 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Dec 2020 | 16 Dec 2020 | 000-19807 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jul 2020 | 27 Jul 2020 | 001-38982 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jun 2020 | 09 Jun 2020 | 000-19807 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 May 2020 | 29 May 2020 | 001-38982 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Apr 2020 | 09 Apr 2020 | 000-19807 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Jul 2019 | 23 Jul 2019 | 001-38982 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 Jul 2019 | 18 Jul 2019 | 001-38982 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2019 | 28 Jun 2019 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2019 | 10 Apr 2019 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Apr 2019 | 08 Apr 2019 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Apr 2018 | 05 Apr 2018 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2018 | 17 Jan 2018 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Apr 2017 | 06 Apr 2017 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2017 | 23 Feb 2017 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2016 | 29 Mar 2016 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jul 2015 | 06 Jul 2015 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2015 | 02 Apr 2015 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Aug 2014 | 25 Aug 2014 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2014 | 02 Apr 2014 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2013 | 03 Apr 2013 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2013 | 27 Feb 2013 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Aug 2012 | 28 Aug 2012 | 000-19807 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2012 | 03 Apr 2012 | 000-19807 |