| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 14, 2021 | Jun 1, 2021 | 001-38869 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 4, 2021 | Jun 1, 2021 | 001-38869 |
| 4 | Open Document | Open Filing | 4 | Oct 23, 2020 | Oct 21, 2020 | 001-38869 |
| 4 | Open Document | Open Filing | 4 | Jun 19, 2020 | Jun 18, 2020 | 001-38869 |
| 4 | Open Document | Open Filing | 4 | Jan 3, 2020 | Dec 18, 2019 | 001-38869 |
| 4 | Open Document | Open Filing | 4 | Apr 24, 2019 | Apr 17, 2019 | 001-38869 |
| 3 | Open Document | Open Filing | 3 | Apr 17, 2019 | Apr 17, 2019 | 001-38869 |