| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 14, 2023 | Jun 14, 2023 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 28, 2023 | Mar 24, 2023 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2023 | Mar 1, 2023 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 5, 2022 | Dec 2, 2022 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 7, 2022 | Sep 2, 2022 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 6, 2022 | Jun 2, 2022 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2022 | Feb 17, 2022 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 7, 2021 | May 6, 2021 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 28, 2021 | Apr 27, 2021 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 27, 2021 | Apr 23, 2021 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 8, 2021 | Apr 8, 2021 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 5, 2021 | Apr 5, 2021 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2021 | Mar 1, 2021 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 15, 2020 | Dec 14, 2020 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 7, 2020 | Jul 3, 2020 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 27, 2020 | May 26, 2020 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 28, 2020 | Apr 27, 2020 | 001-35664 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 23, 2020 | Mar 20, 2020 | 000-51485 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2020 | Feb 28, 2020 | 000-51485 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 6, 2019 | Jun 5, 2019 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 15, 2019 | Apr 11, 2019 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 8, 2019 | Apr 5, 2019 | 001-35664 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 22, 2019 | Mar 21, 2019 | 000-51485 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2019 | Feb 25, 2019 | 000-51485 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Feb 19, 2019 | Feb 3, 2019 | 001-35664 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Feb 13, 2019 | Jan 15, 2019 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 15, 2019 | Jan 15, 2019 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 20, 2018 | Sep 19, 2018 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 18, 2018 | Sep 17, 2018 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 9, 2018 | Aug 9, 2018 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 19, 2018 | Jun 18, 2018 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 16, 2018 | Apr 12, 2018 | 001-35664 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 13, 2018 | Mar 13, 2018 | 000-51485 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 5, 2018 | Jan 1, 2018 | 000-51485 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 8, 2017 | Sep 7, 2017 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 9, 2017 | Jun 8, 2017 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 11, 2017 | Apr 7, 2017 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 4, 2017 | Apr 3, 2017 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2017 | Jan 3, 2017 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 12, 2016 | Dec 8, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 14, 2016 | Nov 10, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2016 | Oct 3, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 5, 2016 | Jul 1, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 15, 2016 | Apr 7, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 13, 2016 | Apr 12, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 8, 2016 | Apr 7, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2016 | Jan 4, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 11, 2015 | Dec 10, 2015 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 7, 2015 | Oct 6, 2015 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 7, 2015 | Sep 8, 2015 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 4, 2015 | Jun 2, 2015 | 001-35664 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jun 4, 2015 | Feb 20, 2015 | 001-35664 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jun 4, 2015 | Feb 11, 2015 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 13, 2015 | Apr 9, 2015 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 20, 2015 | Feb 20, 2015 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2015 | Feb 11, 2015 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 14, 2014 | Oct 9, 2014 | 001-35664 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Oct 9, 2014 | Oct 9, 2014 | 001-35664 |