| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Aug 2024 | 19 Aug 2024 | 001-35962 |
| 4 | Open Document | Open Filing | 20 Jun 2019 | 18 Jun 2019 | 001-35962 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Jan 2018 | 10 Jan 2018 | 001-35962 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jun 2016 | 01 Jun 2016 | 001-35962 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Apr 2015 | 02 Apr 2015 | 001-35962 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Mar 2015 | 03 Mar 2015 | 001-35962 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Aug 2014 | 06 Aug 2014 | 001-35962 |