| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2022 | 26 May 2022 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Mar 2022 | 29 Mar 2022 | 001-40053 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2021 | 10 Jun 2021 | 001-40053 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2021 | 26 May 2021 | 001-37556 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 12 Feb 2021 | 11 Feb 2021 | 001-40053 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2020 | 22 May 2020 | 001-37556 |
| 4 | Open Document | Open Filing | 03 Apr 2020 | 01 Apr 2020 | 001-00442 | |
| 4 | Open Document | Open Filing | 06 Jan 2020 | 02 Jan 2020 | 001-00442 | |
| 4 | Open Document | Open Filing | 03 Oct 2019 | 01 Oct 2019 | 001-00442 | |
| 4 | Open Document | Open Filing | 03 Jul 2019 | 01 Jul 2019 | 001-00442 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2019 | 22 May 2019 | 001-37556 |
| 4 | Open Document | Open Filing | 03 Apr 2019 | 01 Apr 2019 | 001-00442 | |
| 4 | Open Document | Open Filing | 04 Jan 2019 | 02 Jan 2019 | 001-00442 | |
| 4 | Open Document | Open Filing | 03 Oct 2018 | 01 Oct 2018 | 001-00442 | |
| 4 | Open Document | Open Filing | 05 Jul 2018 | 02 Jul 2018 | 001-00442 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 23 May 2018 | 001-37556 |
| 4 | Open Document | Open Filing | 04 Apr 2018 | 02 Apr 2018 | 001-00442 | |
| 4 | Open Document | Open Filing | 04 Jan 2018 | 02 Jan 2018 | 001-00442 | |
| 4 | Open Document | Open Filing | 04 Oct 2017 | 02 Oct 2017 | 001-00442 | |
| 4 | Open Document | Open Filing | 06 Jul 2017 | 03 Jul 2017 | 001-00442 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 24 May 2017 | 001-37556 |
| 4 | Open Document | Open Filing | 05 Apr 2017 | 03 Apr 2017 | 001-00442 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2017 | 23 Feb 2017 | 001-37556 |
| 4 | Open Document | Open Filing | 05 Jan 2017 | 03 Jan 2017 | 001-00442 | |
| 4 | Open Document | Open Filing | 05 Oct 2016 | 03 Oct 2016 | 001-00442 | |
| 4 | Open Document | Open Filing | 06 Jul 2016 | 01 Jul 2016 | 001-00442 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 25 May 2016 | 001-37556 |
| 4 | Open Document | Open Filing | 05 Apr 2016 | 01 Apr 2016 | 001-00442 | |
| 4 | Open Document | Open Filing | 06 Jan 2016 | 04 Jan 2016 | 001-00442 | |
| 4 | Open Document | Open Filing | 05 Oct 2015 | 01 Oct 2015 | 001-00442 | |
| 4 | Open Document | Open Filing | 06 Jul 2015 | 01 Jul 2015 | 001-00442 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2015 | 27 May 2015 | 000-21229 |
| 4 | Open Document | Open Filing | 03 Apr 2015 | 01 Apr 2015 | 001-00442 | |
| 4 | Open Document | Open Filing | 06 Jan 2015 | 02 Jan 2015 | 001-00442 | |
| 4 | Open Document | Open Filing | 03 Oct 2014 | 01 Oct 2014 | 001-00442 | |
| 4 | Open Document | Open Filing | 03 Jul 2014 | 01 Jul 2014 | 001-00442 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2014 | 21 May 2014 | 000-21229 |
| 4 | Open Document | Open Filing | 03 Apr 2014 | 01 Apr 2014 | 001-00442 | |
| 4 | Open Document | Open Filing | 06 Jan 2014 | 02 Jan 2014 | 001-00442 |