| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2025 | Jun 12, 2025 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 7, 2024 | Jun 5, 2024 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2023 | May 24, 2023 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2022 | May 25, 2022 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2021 | May 19, 2021 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 11, 2020 | Aug 7, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2020 | May 28, 2020 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 12, 2019 | Aug 8, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2019 | Jul 31, 2019 | 001-16427 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 2, 2019 | Jul 31, 2019 | 001-16427 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 31, 2019 | Jul 31, 2019 | 001-35462 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2019 | May 16, 2019 | 001-35462 |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2018 | May 16, 2018 | 001-35462 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2017 | May 2, 2017 | 001-35462 |
| 4 | Open Document | Open Filing | FORM 4 | May 12, 2016 | May 10, 2016 | 001-35462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 9, 2015 | Sep 5, 2015 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2015 | Jun 2, 2015 | 001-33071 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 30, 2015 | Apr 28, 2015 | 001-35462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 23, 2015 | Apr 21, 2015 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2015 | Mar 31, 2015 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 24, 2015 | Mar 20, 2015 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2015 | Feb 28, 2015 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 9, 2014 | Sep 5, 2014 | 001-33071 |
| 4 | Open Document | Open Filing | FORM 4 | May 1, 2014 | Apr 29, 2014 | 001-35462 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 24, 2014 | Mar 20, 2014 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 4, 2014 | Feb 28, 2014 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2014 | Feb 25, 2014 | 001-33071 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2014 | Feb 16, 2014 | 001-33071 |