| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2025 | Jun 1, 2025 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 3, 2024 | Jun 1, 2024 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2023 | Jun 23, 2023 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2023 | Jun 1, 2023 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2022 | Jun 1, 2022 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2021 | Aug 16, 2021 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 29, 2021 | Jul 28, 2021 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 10, 2020 | Nov 9, 2020 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2020 | Jun 1, 2020 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 19, 2019 | Aug 19, 2019 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 26, 2019 | Jun 24, 2019 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 28, 2019 | May 24, 2019 | 001-36291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 11, 2018 | Dec 11, 2018 | 001-36291 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 6, 2018 | Dec 6, 2018 | 001-36291 |
| 4 | Open Document | Open Filing | KELLEN GRANT 2-27-18 | Mar 1, 2018 | Feb 27, 2018 | 000-55242 |
| 4 | Open Document | Open Filing | KELLEN FORM 4 2-20-18 | Feb 22, 2018 | Feb 20, 2018 | 000-55242 |
| 4 | Open Document | Open Filing | KELLEN FORM 4 - 2017-03-17 | Mar 21, 2017 | Mar 17, 2017 | 000-55242 |
| 4 | Open Document | Open Filing | KELLEN FORM 4 12-12-16 OPTION GRANT | Dec 14, 2016 | Dec 12, 2016 | 000-55242 |
| 4 | Open Document | Open Filing | JUNE 2016 PIPE FORM 4 | Jun 28, 2016 | Jun 24, 2016 | 000-55242 |
| 3 | Open Document | Open Filing | KELLEN FORM 3 | Oct 13, 2015 | Oct 1, 2015 | 000-55242 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 15, 2015 | Mar 10, 2015 | 001-35080 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 12, 2015 | Mar 10, 2015 | 001-35080 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 6, 2015 | Jan 5, 2015 | 001-35080 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 21, 2014 | May 20, 2014 | 001-35080 |