| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 | Sep 8, 2025 | Jul 29, 2025 | 000-56012 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2020 | Jan 23, 2020 | 001-37535 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 20, 2019 | Mar 13, 2019 | 001-13718 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 24, 2018 | Jul 20, 2018 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 4, 2018 | May 1, 2018 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 2, 2018 | Feb 28, 2018 | 001-13718 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2017 | May 5, 2017 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 1, 2017 | Jan 31, 2017 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 4, 2016 | Nov 4, 2016 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 29, 2016 | Aug 29, 2016 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 12, 2016 | Aug 12, 2016 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 4, 2016 | Aug 4, 2016 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 27, 2016 | Apr 26, 2016 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 9, 2016 | Mar 7, 2016 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 19, 2016 | Feb 17, 2016 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 28, 2015 | Aug 26, 2015 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 4, 2015 | May 1, 2015 | 001-13718 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 6, 2014 | May 5, 2014 | 001-13718 |