| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jul 3, 2025 | Jul 2, 2025 | 001-38445 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 25, 2025 | Jun 23, 2025 | 001-40439 |
| 4 | Open Document | Open Filing | Feb 19, 2025 | Feb 14, 2025 | 001-40439 | |
| 4 | Open Document | Open Filing | FORM 4 | Jan 8, 2025 | Jan 6, 2025 | 001-38445 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2024 | Jul 2, 2024 | 001-38445 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 29, 2023 | Mar 27, 2023 | 001-39468 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2023 | Mar 16, 2023 | 001-40439 |
| 4 | Open Document | Open Filing | Feb 16, 2023 | Feb 14, 2023 | 001-38445 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 14, 2022 | Sep 13, 2022 | 001-38445 |
| 4 | Open Document | Open Filing | Aug 22, 2022 | Aug 19, 2022 | 001-40903 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2022 | May 31, 2022 | 001-40439 |
| 4 | Open Document | Open Filing | FORM 4 | May 25, 2022 | May 23, 2022 | 001-38445 |
| 3 | Open Document | Open Filing | Apr 1, 2022 | Mar 31, 2022 | 001-40903 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 18, 2022 | Feb 16, 2022 | 001-38445 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 20, 2021 | Dec 17, 2021 | 001-38445 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 15, 2021 | Jun 14, 2021 | 001-38445 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2021 | Jun 2, 2021 | 001-40439 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2021 | May 25, 2021 | 001-39468 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 27, 2021 | May 25, 2021 | 001-38445 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2020 | Dec 1, 2020 | 001-39468 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 26, 2020 | Jun 24, 2020 | 000-55242 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 17, 2020 | Jun 15, 2020 | 000-54716 |
| 3/A | Open Document | Open Filing | FORM 3/A SUBMISSION | Jun 16, 2020 | Jun 10, 2020 | 001-38445 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jun 12, 2020 | Jun 10, 2020 | 001-38445 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2020 | Jun 2, 2020 | 000-54716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2020 | Feb 10, 2020 | 000-54716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 7, 2019 | Nov 5, 2019 | 000-54716 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 6, 2019 | Jun 4, 2019 | 000-54716 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2019 | May 21, 2019 | 000-55242 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 15, 2019 | May 13, 2019 | 000-54716 |
| 4 | Open Document | Open Filing | MATHIESEN FORM 4 2-20-18 | Feb 22, 2018 | Feb 20, 2018 | 000-55242 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 30, 2018 | Jan 28, 2018 | 001-37809 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2017 | Aug 14, 2017 | 001-37809 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 15, 2017 | Aug 10, 2017 | 001-37809 |
| 4 | Open Document | Open Filing | 4 | Aug 11, 2017 | Aug 10, 2017 | 001-37809 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 4, 2017 | Aug 4, 2017 | 000-54716 |
| 4 | Open Document | Open Filing | MATHIESEN 12-12-16 OPTION GRANT | Dec 14, 2016 | Dec 12, 2016 | 000-55242 |
| 4 | Open Document | Open Filing | 4 | Aug 12, 2016 | Aug 10, 2016 | 001-37809 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 8, 2016 | Aug 4, 2016 | 001-37809 |
| 3 | Open Document | Open Filing | 3 | Aug 4, 2016 | Aug 4, 2016 | 001-37809 |
| 3 | Open Document | Open Filing | MATHIESEN FORM 3 | Oct 5, 2015 | Sep 24, 2015 | 000-55242 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 2, 2015 | Jan 1, 2015 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 2, 2014 | Dec 1, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 3, 2014 | Nov 1, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 10, 2014 | Oct 9, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 9, 2014 | Sep 8, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 11, 2014 | Aug 8, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 9, 2014 | Jul 8, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2014 | Jun 8, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2014 | May 8, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 9, 2014 | Apr 8, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2014 | Mar 17, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 10, 2014 | Mar 8, 2014 | 001-35312 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2014 | Feb 8, 2014 | 001-35312 |
| 5/A | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2014 | Dec 31, 2013 | 001-35312 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2014 | Dec 31, 2013 | 001-35312 |
| 4 | Open Document | Open Filing | 4 | Jan 10, 2014 | Jan 8, 2014 | 001-35312 |