| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jun 17, 2022 | Jun 15, 2022 | 001-39101 |
| 4 | Open Document | Open Filing | May 14, 2021 | May 12, 2021 | 001-38552 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 8, 2021 | Apr 7, 2021 | 001-39101 |
| 4 | Open Document | Open Filing | Sep 2, 2020 | Sep 2, 2020 | 001-38552 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 21, 2020 | Aug 20, 2020 | 001-39101 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 21, 2020 | Aug 20, 2020 | 001-39101 |
| 4 | Open Document | Open Filing | Aug 13, 2020 | Aug 13, 2020 | 001-38552 | |
| 4 | Open Document | Open Filing | Jul 16, 2020 | Jul 15, 2020 | 001-38552 | |
| 4 | Open Document | Open Filing | Jun 25, 2019 | Jun 24, 2019 | 001-38552 | |
| 4 | Open Document | Open Filing | Nov 14, 2018 | Nov 13, 2018 | 001-38552 | |
| 4 | Open Document | Open Filing | Jul 19, 2018 | Jul 19, 2018 | 001-38552 | |
| 3 | Open Document | Open Filing | Jul 3, 2018 | Jul 3, 2018 | 001-38552 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2017 | Mar 1, 2017 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 18, 2016 | Nov 17, 2016 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 15, 2016 | Nov 14, 2016 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2016 | May 19, 2016 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 11, 2016 | Jan 7, 2016 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2015 | May 21, 2015 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2015 | Feb 26, 2015 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 9, 2015 | Jan 8, 2015 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2014 | Jun 2, 2014 | 000-30739 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2014 | Jan 10, 2014 | 000-30739 |