| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 21 Jun 2021 | 16 Jun 2021 | 001-38750 | |
| 4 | Open Document | Open Filing | 19 May 2021 | 17 May 2021 | 001-38750 | |
| 4 | Open Document | Open Filing | 19 Apr 2021 | 16 Apr 2021 | 001-38750 | |
| 4 | Open Document | Open Filing | 05 Apr 2021 | 01 Apr 2021 | 001-38750 | |
| 4 | Open Document | Open Filing | 17 Mar 2021 | 16 Mar 2021 | 001-38750 | |
| 4 | Open Document | Open Filing | 17 Feb 2021 | 16 Feb 2021 | 001-38750 | |
| 4 | Open Document | Open Filing | 20 Jan 2021 | 19 Jan 2021 | 001-38750 | |
| 4 | Open Document | Open Filing | 18 Dec 2020 | 16 Dec 2020 | 001-38750 | |
| 4 | Open Document | Open Filing | 09 Oct 2020 | 14 Aug 2020 | 001-38750 | |
| 4 | Open Document | Open Filing | 03 Apr 2020 | 01 Apr 2020 | 001-38750 | |
| 4 | Open Document | Open Filing | 24 May 2019 | 23 May 2019 | 001-38750 | |
| 4 | Open Document | Open Filing | 25 May 2018 | 23 May 2018 | 000-55838 | |
| 3 | Open Document | Open Filing | 12 Jan 2018 | 04 Jan 2018 | 000-55838 |