| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 21, 2022 | Apr 19, 2022 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 16, 2022 | Mar 14, 2022 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 10, 2022 | Mar 8, 2022 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 4, 2022 | Mar 2, 2022 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 16, 2022 | Feb 14, 2022 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 4, 2021 | Nov 2, 2021 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 27, 2021 | Aug 25, 2021 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 5, 2021 | Aug 3, 2021 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 6, 2021 | May 4, 2021 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 30, 2021 | Apr 28, 2021 | 001-38908 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 30, 2021 | Aug 12, 2020 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 26, 2021 | Feb 24, 2021 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 14, 2020 | Oct 9, 2020 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 14, 2020 | Aug 12, 2020 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 25, 2020 | Jun 15, 2020 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 26, 2020 | May 21, 2020 | 001-38908 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 27, 2020 | Apr 23, 2020 | 001-38908 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 27, 2020 | Apr 23, 2020 | 001-38908 |