| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Dec 15, 2021 | Dec 14, 2021 | 001-38022 | |
| 4 | Open Document | Open Filing | Sep 14, 2021 | Sep 3, 2021 | 001-38022 | |
| 4 | Open Document | Open Filing | Jun 24, 2021 | Jun 19, 2021 | 001-38022 | |
| 4 | Open Document | Open Filing | Jan 4, 2021 | Jan 1, 2021 | 001-38022 | |
| 4 | Open Document | Open Filing | Jun 24, 2020 | Jun 23, 2020 | 001-38022 | |
| 4 | Open Document | Open Filing | Jun 19, 2020 | Jun 17, 2020 | 001-38022 | |
| 4 | Open Document | Open Filing | Jan 3, 2020 | Jan 1, 2020 | 001-38022 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 13, 2019 | Feb 11, 2019 | 001-38022 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 22, 2018 | Jun 21, 2018 | 001-38022 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 2, 2018 | Apr 30, 2018 | 001-38022 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 15, 2017 | Sep 11, 2017 | 001-38022 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 1, 2017 | Mar 1, 2017 | 001-38022 |