| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 2, 2021 | May 28, 2021 | 001-39606 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 9, 2020 | Oct 8, 2020 | 001-39607 |
| 3 | Open Document | Open Filing | FORM 3 | Oct 9, 2020 | Oct 8, 2020 | 001-39606 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 9, 2020 | Oct 8, 2020 | 001-39605 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 27, 2020 | Apr 27, 2020 | 001-39253 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 21, 2020 | Apr 21, 2020 | 001-39252 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 11, 2019 | Mar 8, 2019 | 001-38202 |