| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Sep 1, 2023 | Sep 1, 2023 | 001-37988 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2023 | Jun 14, 2023 | 001-37988 |
| 4 | Open Document | Open Filing | May 12, 2023 | May 25, 2022 | 000-55912 | |
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2022 | Jun 15, 2022 | 001-37988 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Oct 13, 2021 | Oct 13, 2021 | 001-40907 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 25, 2021 | Mar 31, 2021 | 000-55912 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 25, 2021 | Jan 1, 2021 | 000-55912 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 24, 2021 | Sep 30, 2020 | 000-55912 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2021 | Jun 16, 2021 | 001-37988 |
| 4/A | Open Document | Open Filing | FORM 4/A | Apr 20, 2021 | Jun 19, 2020 | 001-37988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2020 | Jul 2, 2020 | 000-55912 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 29, 2020 | Jun 5, 2020 | 001-34574 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2020 | Jun 19, 2020 | 001-37988 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 4, 2020 | Jun 3, 2020 | 001-34574 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 22, 2020 | Apr 22, 2020 | 000-55912 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 16, 2020 | Mar 13, 2020 | 001-37988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 11, 2019 | Dec 5, 2019 | 000-55912 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 18, 2019 | Oct 11, 2019 | 001-37988 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 3, 2019 | Sep 27, 2019 | 000-55912 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 22, 2019 | Aug 21, 2019 | 000-55912 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 22, 2019 | Aug 21, 2019 | 000-55912 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 24, 2019 | Jul 24, 2019 | 001-34574 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 20, 2019 | Jun 18, 2019 | 001-34574 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2019 | Apr 22, 2019 | 000-55912 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 14, 2019 | Jan 9, 2019 | 000-55912 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 13, 2018 | Jul 26, 2018 | 000-55912 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 20, 2018 | Jun 18, 2018 | 001-34574 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2018 | May 23, 2018 | 001-34574 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 29, 2017 | Jun 28, 2017 | 001-34574 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 13, 2017 | Jun 9, 2017 | 001-34574 |
| 4 | Open Document | Open Filing | 4 | Apr 25, 2017 | Apr 24, 2017 | 001-10924 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Jan 24, 2017 | ||
| 4 | Open Document | Open Filing | 4 | Sep 1, 2016 | Aug 31, 2016 | 001-10924 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT | Aug 30, 2016 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 21, 2016 | Jul 19, 2016 | 001-34574 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2016 | Jun 12, 2016 | 001-34574 |
| 4 | Open Document | Open Filing | 4 | Apr 6, 2016 | Apr 5, 2016 | 001-10924 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 15, 2015 | Jun 12, 2015 | 001-34574 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 27, 2015 | May 27, 2015 | 001-34574 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2014 | Jun 24, 2014 | 001-34574 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 29, 2014 | May 27, 2014 | 001-34574 |