| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 27, 2025 | Oct 24, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 16, 2025 | Oct 15, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 28, 2025 | Jul 24, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 18, 2025 | Jul 17, 2025 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 17, 2025 | Jul 15, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 9, 2025 | Jun 7, 2025 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2025 | Apr 24, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 25, 2025 | Apr 24, 2025 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 17, 2025 | Apr 15, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2025 | Jan 24, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 17, 2025 | Jan 15, 2025 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2024 | Oct 24, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 17, 2024 | Oct 15, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 26, 2024 | Jul 24, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 17, 2024 | Jul 15, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2024 | Jun 7, 2024 | 000-20853 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2024 | May 12, 2024 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 25, 2024 | Apr 24, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 23, 2024 | Apr 22, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 17, 2024 | Apr 15, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 26, 2024 | Jan 24, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 17, 2024 | Jan 12, 2024 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 26, 2023 | Oct 24, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 17, 2023 | Oct 15, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 26, 2023 | Jul 24, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 18, 2023 | Jul 15, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2023 | May 12, 2023 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 26, 2023 | Apr 24, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 18, 2023 | Apr 15, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 26, 2023 | Jan 24, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 10, 2023 | Jan 9, 2023 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 26, 2022 | Oct 24, 2022 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 26, 2022 | Jul 24, 2022 | 000-15175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2022 | May 13, 2022 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 26, 2022 | Apr 24, 2022 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 26, 2022 | Jan 24, 2022 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 10, 2022 | Jan 9, 2022 | 000-15175 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 27, 2021 | Oct 26, 2021 | 000-20853 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 27, 2021 | Oct 26, 2021 | 000-20853 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 26, 2021 | Jan 25, 2021 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 11, 2021 | Jan 9, 2021 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2020 | Jan 27, 2020 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 10, 2020 | Jan 9, 2020 | 000-15175 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 10, 2020 | Jan 9, 2020 | 000-15175 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 12, 2015 | Aug 6, 2015 | 000-25871 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 10, 2015 | Feb 10, 2015 | 000-25871 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 9, 2015 | Feb 5, 2015 | 000-25871 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2015 | Feb 1, 2015 | 000-25871 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2014 | Nov 3, 2014 | 000-25871 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 4, 2014 | Jul 31, 2014 | 000-25871 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 4, 2014 | Feb 3, 2014 | 000-25871 |