| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Aug 28, 2025 | Aug 26, 2025 | 001-39701 |
| 4 | Open Document | Open Filing | May 22, 2023 | May 18, 2023 | 001-39701 | |
| 4 | Open Document | Open Filing | Jun 3, 2022 | Jun 1, 2022 | 001-39701 | |
| 4 | Open Document | Open Filing | Jan 18, 2022 | Jan 15, 2022 | 001-39701 | |
| 4 | Open Document | Open Filing | Jan 5, 2021 | Dec 31, 2020 | 001-39701 | |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2020 | Oct 29, 2020 | 001-38426 |
| 4 | Open Document | Open Filing | Feb 7, 2020 | Feb 5, 2020 | 000-56094 | |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2020 | Jan 31, 2020 | 001-38426 |
| 3 | Open Document | Open Filing | Dec 23, 2019 | Dec 16, 2019 | 000-56094 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2019 | Jun 30, 2019 | 001-38182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2019 | Mar 31, 2019 | 001-38182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 3, 2019 | Dec 31, 2018 | 001-38182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 17, 2018 | Oct 15, 2018 | 001-38182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2018 | Aug 31, 2018 | 001-38182 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 7, 2018 | Aug 3, 2018 | 001-38426 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 15, 2018 | Mar 15, 2018 | 001-38426 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2018 | Jan 11, 2018 | 001-38182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 19, 2017 | Sep 17, 2017 | 001-38182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2017 | Aug 10, 2017 | 001-38182 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2017 | Apr 2, 2017 | 000-54959 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2017 | Feb 1, 2017 | 001-08266 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 17, 2016 | Oct 13, 2016 | 000-54959 |
| 3 | Open Document | Open Filing | 3 | Sep 12, 2016 | Aug 31, 2016 | 000-54959 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 17, 2016 | Jun 16, 2016 | 001-08266 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 15, 2016 | Jan 13, 2016 | 001-08266 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 3, 2015 | Aug 26, 2015 | 001-08266 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 5, 2015 | Jul 30, 2015 | 000-18188 |
| 4 | Open Document | Open Filing | May 5, 2015 | Apr 23, 2015 | 000-51128 | |
| 4/A | Open Document | Open Filing | FORM 4/A | Apr 2, 2015 | Jul 25, 2014 | 000-18188 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 19, 2014 | Dec 17, 2014 | 000-51128 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 19, 2014 | Dec 17, 2014 | 000-51128 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2014 | Jul 25, 2014 | 000-18188 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 29, 2014 | Jul 25, 2014 | 000-18188 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 15, 2014 | Apr 10, 2014 | 000-18188 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2014 | Mar 19, 2014 | 000-18188 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2014 | Jun 19, 2013 | 000-18188 |