| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2025 | May 7, 2025 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2025 | Apr 24, 2025 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | May 10, 2024 | May 8, 2024 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2024 | Apr 18, 2024 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | May 11, 2023 | May 9, 2023 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 21, 2023 | Apr 19, 2023 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 11, 2022 | May 9, 2022 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 22, 2022 | Apr 20, 2022 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | May 12, 2021 | May 10, 2021 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 21, 2021 | Apr 20, 2021 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | May 18, 2020 | May 15, 2020 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 21, 2020 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | May 15, 2019 | May 13, 2019 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 25, 2019 | Apr 23, 2019 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2018 | May 1, 2018 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2018 | Mar 3, 2018 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2018 | Jan 29, 2018 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 25, 2018 | Jan 24, 2018 | 001-02328 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 25, 2018 | Dec 31, 2017 | 001-02328 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 27, 2017 | Apr 25, 2017 | 001-03970 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2017 | Mar 3, 2017 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2017 | Jan 26, 2017 | 001-02328 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 24, 2017 | Dec 31, 2016 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 18, 2016 | Nov 16, 2016 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 26, 2016 | Oct 24, 2016 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2016 | May 6, 2016 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 26, 2016 | Feb 25, 2016 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 18, 2016 | Feb 16, 2016 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 1, 2016 | Jan 28, 2016 | 001-02328 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2016 | Dec 31, 2015 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 18, 2015 | Nov 16, 2015 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 18, 2015 | Aug 17, 2015 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 19, 2015 | May 15, 2015 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 12, 2015 | May 8, 2015 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2015 | Feb 17, 2015 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 2, 2015 | Jan 29, 2015 | 001-02328 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 28, 2015 | Dec 31, 2014 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 20, 2014 | Nov 19, 2014 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 19, 2014 | Nov 17, 2014 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 19, 2014 | Aug 15, 2014 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 19, 2014 | May 15, 2014 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2014 | May 9, 2014 | 001-03970 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2014 | Feb 24, 2014 | 001-02328 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 3, 2014 | Jan 30, 2014 | 001-02328 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2014 | Dec 31, 2013 | 001-02328 |