| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 03 Jun 2022 | 01 Jun 2022 | 001-14120 | |
| 4 | Open Document | Open Filing | 08 Apr 2022 | 07 Apr 2022 | 001-14120 | |
| 4 | Open Document | Open Filing | 20 Dec 2021 | 17 Dec 2021 | 001-14120 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Oct 2021 | 08 Oct 2021 | 001-14120 |
| 4 | Open Document | Open Filing | 12 Jul 2021 | 09 Jul 2021 | 001-14120 | |
| 4 | Open Document | Open Filing | 13 Apr 2021 | 09 Apr 2021 | 001-14120 | |
| 4 | Open Document | Open Filing | 22 Mar 2021 | 19 Mar 2021 | 001-14120 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Jan 2021 | 08 Jan 2021 | 001-14120 |
| 4 | Open Document | Open Filing | 24 Nov 2020 | 20 Nov 2020 | 001-14120 | |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jun 2020 | 18 Jun 2020 | 001-14120 |
| 3 | Open Document | Open Filing | FORM 3 | 22 Jun 2020 | 11 Jun 2020 | 001-14120 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2020 | 01 Jun 2020 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2020 | 01 Apr 2020 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2020 | 01 Mar 2020 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2019 | 01 Sep 2019 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2019 | 01 Jul 2019 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2019 | 01 Apr 2019 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2019 | 01 Mar 2019 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2018 | 01 Oct 2018 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Sep 2018 | 01 Sep 2018 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2018 | 01 Jul 2018 | 001-37870 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Apr 2018 | 01 Apr 2018 | 001-37870 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2018 | 14 Mar 2018 | 001-37870 |