| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 16, 2025 | May 15, 2025 | 001-38804 | |
| 4 | Open Document | Open Filing | May 17, 2024 | May 16, 2024 | 001-38804 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 16, 2023 | Jun 15, 2023 | 001-38804 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 2, 2022 | Jun 1, 2022 | 001-38804 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 19, 2021 | Jul 16, 2021 | 001-38804 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 30, 2020 | Jul 29, 2020 | 001-38804 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 9, 2018 | Jul 9, 2018 | 000-55960 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | May 11, 2016 | Mar 31, 2016 | 001-35996 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 24, 2015 | Aug 24, 2015 | 001-35996 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 8, 2015 | Jun 4, 2015 | 001-35996 |
| 4 | Open Document | Open Filing | Dec 31, 2014 | Dec 29, 2014 | 001-35996 | |
| 4 | Open Document | Open Filing | Aug 28, 2014 | Aug 26, 2014 | 001-35996 | |
| 4 | Open Document | Open Filing | Aug 26, 2014 | Aug 25, 2014 | 001-35996 | |
| 4 | Open Document | Open Filing | Feb 21, 2014 | Feb 19, 2014 | 001-35996 | |
| 4 | Open Document | Open Filing | Feb 13, 2014 | Feb 13, 2014 | 001-35996 |