| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13D/A | Open Document | Open Filing | Aug 28, 2025 | |||
| 4 | Open Document | Open Filing | Feb 11, 2025 | Feb 11, 2025 | 001-35813 | |
| 4 | Open Document | Open Filing | Jan 6, 2025 | Jan 2, 2025 | 001-35813 | |
| 4 | Open Document | Open Filing | Nov 8, 2024 | Nov 7, 2024 | 001-35813 | |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Mar 22, 2024 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 8, 2024 | Jan 4, 2024 | 001-35813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 31, 2023 | May 26, 2023 | 001-35813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 20, 2023 | Apr 17, 2023 | 001-35813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2023 | Mar 16, 2023 | 001-35813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2023 | Mar 14, 2023 | 001-35813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 28, 2022 | Oct 27, 2022 | 001-35813 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 1, 2022 | Jul 28, 2022 | 001-35813 |
| 4/A | Open Document | Open Filing | Jan 11, 2022 | Jan 3, 2022 | 001-35813 | |
| 4 | Open Document | Open Filing | Jan 5, 2022 | Jan 3, 2022 | 001-35813 | |
| 4 | Open Document | Open Filing | Dec 30, 2021 | Dec 28, 2021 | 001-35813 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 7, 2021 | Dec 3, 2021 | 001-35813 |
| 4/A | Open Document | Open Filing | Dec 7, 2021 | Aug 9, 2021 | 001-35813 | |
| 4/A | Open Document | Open Filing | Dec 7, 2021 | Aug 31, 2021 | 001-35813 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 5 TO SCHEDULE 13D | Sep 2, 2021 | ||
| 4 | Open Document | Open Filing | Sep 2, 2021 | Aug 31, 2021 | 001-35813 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 11, 2021 | Aug 9, 2021 | 001-35813 |
| 4 | Open Document | Open Filing | Feb 8, 2021 | Feb 3, 2021 | 001-35813 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 14, 2020 | Jan 8, 2020 | 001-35813 |
| 4 | Open Document | Open Filing | Sep 16, 2019 | Sep 12, 2019 | 001-35813 | |
| 4 | Open Document | Open Filing | Feb 28, 2019 | Feb 26, 2019 | 001-35813 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 4 TO SCHEDULE 13D | Jul 20, 2018 | ||
| 4 | Open Document | Open Filing | Jul 12, 2018 | Jul 10, 2018 | 001-35813 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 2, 2018 | Jan 31, 2018 | 001-35813 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 5, 2017 | Jun 30, 2017 | 001-35813 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 12, 2016 | May 12, 2016 | 001-35813 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 3 TO SCHEDULE 13D | Dec 29, 2015 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 12, 2015 | May 12, 2015 | 001-35813 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 20, 2015 | Mar 18, 2015 | 001-35813 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 25, 2015 | Feb 23, 2015 | 001-35813 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 17, 2014 | Nov 13, 2014 | 001-35813 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 11, 2014 | Apr 9, 2014 | 001-35813 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Feb 3, 2014 |