| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 20, 2022 | Dec 16, 2022 | 001-40458 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 1, 2022 | Jul 13, 2021 | 001-40458 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 1, 2022 | Nov 15, 2022 | 001-40458 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 17, 2022 | Nov 15, 2022 | 001-40458 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 15, 2021 | Jul 13, 2021 | 001-40458 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 16, 2021 | Jun 14, 2021 | 001-40458 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 14, 2021 | Jun 4, 2021 | 001-40458 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 3, 2020 | Dec 1, 2020 | 001-38045 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 27, 2020 | Nov 24, 2020 | 001-38045 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 24, 2019 | Jan 22, 2019 | 001-38045 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 13, 2017 | Apr 11, 2017 | 001-38045 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 23, 2016 | Nov 21, 2016 | 000-55275 |
| 3 | Open Document | Open Filing | FORM 3 | Sep 30, 2016 | Sep 23, 2016 | 000-55275 |