| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13G/A | Open Document | Open Filing | Feb 18, 2025 | |||
| SC 13G/A | Open Document | Open Filing | FORM SC 13G/A | Feb 12, 2024 | ||
| 4 | Open Document | Open Filing | Feb 6, 2024 | Feb 2, 2024 | 000-51254 | |
| 4 | Open Document | Open Filing | Oct 13, 2023 | Oct 12, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Sep 18, 2023 | Sep 14, 2023 | 000-51254 | |
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | Aug 31, 2023 | ||
| 4 | Open Document | Open Filing | Aug 23, 2023 | Aug 22, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Aug 21, 2023 | Aug 17, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Jun 15, 2023 | Jun 13, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Jun 8, 2023 | Jun 6, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Mar 15, 2023 | Mar 13, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Mar 14, 2023 | Mar 9, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Mar 10, 2023 | Mar 8, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Feb 24, 2023 | Feb 22, 2023 | 000-51254 | |
| 4 | Open Document | Open Filing | Feb 21, 2023 | Feb 16, 2023 | 000-51254 | |
| SC 13G/A | Open Document | Open Filing | FORM SC 13G/A | Feb 13, 2023 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 25, 2022 | Aug 23, 2022 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 16, 2022 | Jun 15, 2022 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 14, 2022 | Jun 10, 2022 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 8, 2022 | Apr 6, 2022 | 000-51254 |
| 4 | Open Document | Open Filing | Feb 23, 2022 | Feb 21, 2022 | 000-51254 | |
| SC 13G/A | Open Document | Open Filing | FORM SC 13G/A | Feb 14, 2022 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 25, 2022 | Jan 21, 2022 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 9, 2021 | Sep 8, 2021 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 24, 2021 | Aug 19, 2021 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 8, 2021 | Jun 3, 2021 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2021 | May 28, 2021 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 25, 2021 | Feb 24, 2021 | 000-51254 |
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G/A | Feb 10, 2021 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 21, 2021 | Jan 11, 2021 | 000-51254 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Sep 21, 2020 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | Sep 10, 2020 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 10, 2020 | Sep 4, 2020 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 27, 2020 | Mar 23, 2020 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 10, 2020 | Jan 8, 2020 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 25, 2019 | Jan 16, 2019 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 16, 2018 | Jan 9, 2018 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2017 | Jun 22, 2017 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 27, 2017 | Jan 26, 2017 | 000-51254 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A5 | Sep 22, 2016 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 13, 2016 | Sep 8, 2016 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2016 | May 19, 2016 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2016 | Mar 9, 2016 | 000-51254 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A4 | Feb 4, 2016 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2016 | Jan 12, 2016 | 000-51254 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 8, 2016 | Jan 5, 2016 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 8, 2016 | Jan 5, 2016 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 21, 2015 | Dec 18, 2015 | 000-51254 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A3 | Sep 23, 2015 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 20, 2015 | Aug 17, 2015 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2015 | Aug 12, 2015 | 000-51254 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A2 | Jul 28, 2015 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 20, 2015 | Jul 17, 2015 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 9, 2015 | Feb 4, 2015 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2015 | Dec 18, 2014 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 6, 2014 | May 30, 2014 | 000-51254 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2014 | Dec 19, 2013 | 000-51254 |