| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 3, 2025 | Jan 1, 2025 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 13, 2024 | Mar 11, 2024 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 17, 2021 | Dec 15, 2021 | 001-36641 |
| 4 | Open Document | Open Filing | FROM 4 | Dec 10, 2021 | Dec 10, 2021 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 26, 2020 | Jun 23, 2020 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 14, 2020 | Dec 12, 2019 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 30, 2018 | Nov 30, 2018 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 13, 2017 | Nov 10, 2017 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 23, 2017 | Aug 23, 2017 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 17, 2017 | Jul 13, 2017 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 23, 2016 | Jun 22, 2016 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 31, 2015 | Aug 27, 2015 | 001-36641 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 19, 2014 | Aug 15, 2014 | 000-54365 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 9, 2014 | Jun 6, 2014 | 000-54365 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 9, 2014 | Jun 6, 2014 | 000-54365 |