| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 5, 2025 | Dec 3, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 3, 2025 | Oct 31, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 3, 2025 | Sep 30, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 3, 2025 | Aug 29, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 18, 2025 | Aug 15, 2025 | 001-37527 |
| SCHEDULE 13D/A | Open Document | Open Filing | Aug 14, 2025 | |||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 5, 2025 | Aug 4, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 2, 2025 | Jun 30, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 3, 2025 | May 30, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 30, 2025 | May 28, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 2, 2025 | Apr 30, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 2, 2025 | Mar 31, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 5, 2025 | Mar 3, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 3, 2025 | Jan 31, 2025 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 3, 2025 | Dec 31, 2024 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 2, 2024 | Nov 29, 2024 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 5, 2024 | Aug 31, 2024 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 2, 2024 | Jul 31, 2024 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 19, 2024 | Apr 20, 2022 | 001-37527 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 1, 2021 | Apr 23, 2021 | 001-37527 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 4, 2021 | Dec 9, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 4, 2021 | May 7, 2021 | 001-37527 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 14, 2020 | Dec 9, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 15, 2020 | Oct 13, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 13, 2020 | Oct 9, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 9, 2020 | Oct 8, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 23, 2020 | Sep 18, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 2, 2020 | May 29, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 26, 2020 | May 21, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 21, 2020 | May 19, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 19, 2020 | May 15, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 13, 2020 | May 11, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 8, 2020 | May 6, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 6, 2020 | May 1, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 30, 2020 | Apr 28, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 23, 2020 | Apr 21, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 20, 2020 | Apr 16, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2020 | Mar 30, 2020 | 001-37527 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 17, 2019 | Dec 16, 2019 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 12, 2019 | Mar 12, 2019 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 1, 2019 | Feb 27, 2019 | 001-37527 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2019 | Feb 25, 2019 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 25, 2019 | Feb 22, 2019 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 21, 2018 | Nov 21, 2018 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 4, 2018 | May 3, 2018 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 4, 2018 | Mar 31, 2018 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 15, 2017 | Dec 14, 2017 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 4, 2017 | Mar 31, 2017 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 26, 2017 | Dec 1, 2016 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 4, 2016 | Sep 30, 2016 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 4, 2016 | Mar 31, 2016 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 8, 2015 | Oct 6, 2015 | 001-37527 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 20, 2015 | May 19, 2015 | 000-31553 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Jan 7, 2015 | ||
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2014 | Dec 1, 2014 | 000-31553 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | May 22, 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2014 | May 15, 2014 | 000-31553 |
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | Jan 7, 2014 |