| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Nov 21, 2025 | Nov 20, 2025 | 000-14942 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 7, 2025 | Oct 7, 2025 | 001-41707 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 30, 2025 | Jan 8, 2025 | 001-41707 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 30, 2025 | Nov 30, 2023 | 001-41707 |
| 4 | Open Document | Open Filing | Nov 22, 2024 | Nov 20, 2024 | 000-14942 | |
| 4 | Open Document | Open Filing | Jul 3, 2024 | Jul 1, 2024 | 000-14942 | |
| 4 | Open Document | Open Filing | Aug 8, 2023 | Jan 26, 2023 | 000-14942 | |
| 4 | Open Document | Open Filing | Sep 1, 2022 | Aug 30, 2022 | 000-14942 | |
| 4 | Open Document | Open Filing | Aug 8, 2022 | Jul 14, 2022 | 000-14942 | |
| 4 | Open Document | Open Filing | Jan 31, 2022 | Jan 27, 2022 | 000-14942 | |
| 4 | Open Document | Open Filing | Sep 13, 2021 | Sep 10, 2021 | 000-14942 | |
| 4 | Open Document | Open Filing | Jul 30, 2021 | Jul 29, 2021 | 000-14942 | |
| 4 | Open Document | Open Filing | Feb 25, 2021 | Feb 23, 2021 | 000-14942 | |
| 4 | Open Document | Open Filing | Jan 29, 2021 | Jan 28, 2021 | 000-14942 | |
| 4 | Open Document | Open Filing | Jan 28, 2021 | Dec 7, 2020 | 000-14942 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 23, 2020 | Sep 22, 2020 | 000-14942 |
| 144 | Open Document | Open Filing | NOTICE OF PROPOSED SALE OF SECURITIES | Sep 22, 2020 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 10, 2020 | Sep 8, 2020 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 31, 2020 | Jul 30, 2020 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 17, 2020 | Jul 16, 2020 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 14, 2019 | May 14, 2019 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 3, 2018 | Dec 3, 2018 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 2, 2018 | Jul 1, 2018 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 21, 2018 | Jun 20, 2018 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 22, 2017 | May 18, 2017 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 17, 2017 | Aug 4, 2016 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 27, 2016 | Aug 1, 2015 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 29, 2015 | May 26, 2015 | 000-14942 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 1, 2014 | Apr 30, 2014 | 000-14942 |