| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 14, 2021 | Oct 13, 2021 | 001-40915 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 23, 2020 | Oct 21, 2020 | 001-38334 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 15, 2020 | Sep 14, 2020 | 001-38334 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 23, 2020 | Jul 21, 2020 | 001-38334 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 23, 2020 | Apr 21, 2020 | 001-38334 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2020 | Mar 9, 2020 | 001-38334 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 23, 2020 | Jan 21, 2020 | 001-38334 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 17, 2019 | Dec 13, 2019 | 001-38334 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 15, 2019 | Feb 14, 2019 | 001-38334 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 24, 2019 | Jan 21, 2019 | 001-38334 |