| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Aug 1, 2024 | Aug 1, 2024 | 001-36453 | |
| 4 | Open Document | Open Filing | Aug 14, 2023 | Aug 10, 2023 | 001-36453 | |
| 4 | Open Document | Open Filing | Aug 16, 2022 | Aug 12, 2022 | 001-36453 | |
| 4 | Open Document | Open Filing | Aug 11, 2021 | Aug 9, 2021 | 001-36453 | |
| 4 | Open Document | Open Filing | Aug 11, 2020 | Aug 7, 2020 | 001-36453 | |
| 4 | Open Document | Open Filing | Aug 5, 2019 | Jul 30, 2019 | 001-36453 | |
| 4 | Open Document | Open Filing | Aug 6, 2018 | Aug 3, 2018 | 001-36453 | |
| 4 | Open Document | Open Filing | May 22, 2018 | May 21, 2018 | 001-36453 | |
| 4 | Open Document | Open Filing | Dec 29, 2017 | Dec 29, 2017 | 001-36453 | |
| 4 | Open Document | Open Filing | Dec 5, 2017 | Dec 4, 2017 | 001-36453 | |
| 4 | Open Document | Open Filing | Aug 18, 2017 | Aug 16, 2017 | 001-36453 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 14, 2016 | Nov 10, 2016 | 001-36453 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 4, 2016 | Mar 31, 2016 | 001-36453 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 12, 2015 | Aug 10, 2015 | 001-36453 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 14, 2014 | Aug 12, 2014 | 001-36453 |
| 3/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 2, 2014 | May 22, 2014 | 001-36453 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 9, 2014 | May 29, 2014 | 001-36453 |