| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | Sep 9, 2025 | |||
| 4 | Open Document | Open Filing | Jul 7, 2025 | Jul 2, 2025 | 000-20202 | |
| 144 | Open Document | Open Filing | Jun 11, 2025 | |||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Mar 25, 2024 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Feb 14, 2024 | ||
| 4 | Open Document | Open Filing | Mar 3, 2022 | Feb 9, 2022 | 000-20202 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Aug 20, 2021 | ||
| 4 | Open Document | Open Filing | Aug 17, 2021 | Aug 13, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 16, 2021 | Aug 12, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 12, 2021 | Aug 10, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 11, 2021 | Aug 9, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 11, 2021 | Aug 9, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 10, 2021 | Aug 6, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 5, 2021 | Aug 3, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jul 27, 2021 | Jul 23, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jul 22, 2021 | Jul 20, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jul 22, 2021 | Jul 20, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jul 20, 2021 | Jul 16, 2021 | 000-20202 | |
| 4/A | Open Document | Open Filing | Jul 14, 2021 | Jul 9, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jul 14, 2021 | Jul 12, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jul 13, 2021 | Jul 9, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jan 29, 2021 | Jan 27, 2021 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 3, 2020 | May 15, 2020 | 000-20202 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 9) | Jan 10, 2018 | ||
| 4 | Open Document | Open Filing | Dec 28, 2017 | Dec 26, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Dec 27, 2017 | Dec 22, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Dec 22, 2017 | Dec 21, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Dec 22, 2017 | Dec 20, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Dec 21, 2017 | Dec 19, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Dec 15, 2017 | Dec 13, 2017 | 000-20202 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 8) | Aug 10, 2017 | ||
| 4 | Open Document | Open Filing | Aug 8, 2017 | Aug 4, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 7, 2017 | Aug 3, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 7, 2017 | Aug 3, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 4, 2017 | Aug 2, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 4, 2017 | Aug 2, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 3, 2017 | Aug 1, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 9, 2017 | Jun 8, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 8, 2017 | Jun 7, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 8, 2017 | Jun 6, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 8, 2017 | Jun 6, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 7, 2017 | Jun 5, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 5, 2017 | Jun 2, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 5, 2017 | Jun 2, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 2, 2017 | Jun 1, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 2, 2017 | May 31, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jun 1, 2017 | May 30, 2017 | 000-20202 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 7) | May 30, 2017 | ||
| 4 | Open Document | Open Filing | May 30, 2017 | May 26, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 30, 2017 | May 25, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 30, 2017 | May 25, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 26, 2017 | May 24, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 26, 2017 | May 24, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 25, 2017 | May 23, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 25, 2017 | May 23, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 24, 2017 | May 22, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 24, 2017 | May 22, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 23, 2017 | May 19, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 23, 2017 | May 19, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 22, 2017 | May 18, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 17, 2017 | May 15, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 15, 2017 | May 11, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 11, 2017 | May 9, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 9, 2017 | May 5, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | May 5, 2017 | May 3, 2017 | 000-20202 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 6) | Mar 31, 2017 | ||
| 4 | Open Document | Open Filing | Mar 31, 2017 | Mar 31, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Mar 23, 2017 | Mar 21, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Mar 20, 2017 | Mar 16, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Mar 16, 2017 | Mar 14, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Mar 14, 2017 | Mar 10, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Mar 10, 2017 | Mar 8, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Mar 8, 2017 | Mar 6, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Jan 10, 2017 | Jan 10, 2017 | 000-20202 | |
| 4 | Open Document | Open Filing | Dec 8, 2016 | Dec 7, 2016 | 000-20202 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 5) | Sep 30, 2016 | ||
| 4 | Open Document | Open Filing | Sep 27, 2016 | Sep 26, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 31, 2016 | Aug 30, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 30, 2016 | Aug 29, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 29, 2016 | Aug 25, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 24, 2016 | Aug 23, 2016 | 000-20202 | |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 4) | Aug 24, 2016 | ||
| 4 | Open Document | Open Filing | Aug 19, 2016 | Aug 17, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 18, 2016 | Aug 16, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 17, 2016 | Aug 15, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | Aug 12, 2016 | Aug 10, 2016 | 000-20202 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 26, 2016 | Apr 22, 2016 | 000-20202 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 17, 2014 | Dec 12, 2014 | 000-20202 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 3) | Oct 30, 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2014 | Oct 24, 2014 | 000-20202 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 2) | Jun 27, 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 | Jun 24, 2014 | Jun 20, 2014 | 000-20202 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D (AMENDMENT NO. 1) | Apr 10, 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2014 | Apr 1, 2014 | 000-20202 |