| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 16 Nov 2021 | 05 Nov 2021 | 001-38249 | |
| 4 | Open Document | Open Filing | 17 Aug 2021 | 16 Aug 2021 | 001-38249 | |
| 4 | Open Document | Open Filing | 22 Mar 2021 | 19 Mar 2021 | 001-38249 | |
| 4 | Open Document | Open Filing | 03 Dec 2020 | 20 Nov 2020 | 001-38249 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Aug 2020 | 18 Aug 2020 | 001-38249 |
| 4 | Open Document | Open Filing | 08 Feb 2019 | 06 Feb 2019 | 001-38249 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Jun 2018 | 27 Jun 2018 | 001-38249 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Dec 2017 | 21 Dec 2017 | 001-38249 |