| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 11, 2025 | Aug 7, 2025 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 10, 2025 | Feb 6, 2025 | 000-19291 |
| 144 | Open Document | Open Filing | Feb 6, 2025 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 5, 2024 | Aug 1, 2024 | 000-19291 |
| 144 | Open Document | Open Filing | Aug 1, 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 9, 2024 | Feb 7, 2024 | 000-19291 |
| 144 | Open Document | Open Filing | Feb 8, 2024 | |||
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Aug 17, 2023 | Aug 10, 2023 | 000-19291 |
| 144 | Open Document | Open Filing | Aug 15, 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2023 | Aug 10, 2023 | 000-19291 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 9, 2023 | Aug 9, 2023 | 000-56464 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Apr 28, 2023 | Jun 3, 2022 | 000-19291 |
| 3 | Open Document | Open Filing | Oct 3, 2022 | Oct 3, 2022 | 000-56464 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2022 | Aug 4, 2022 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2022 | Jun 3, 2022 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 2, 2022 | May 31, 2022 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 29, 2021 | Nov 24, 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 16, 2021 | Aug 12, 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2021 | Jun 8, 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2021 | Jun 2, 2021 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2020 | Jul 31, 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2020 | May 18, 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 14, 2020 | Feb 14, 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 14, 2020 | Feb 14, 2020 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 9, 2019 | Aug 8, 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 5, 2019 | Aug 2, 2019 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 3, 2018 | Aug 1, 2018 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 4, 2017 | Aug 3, 2017 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 5, 2016 | Aug 4, 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 14, 2016 | Mar 10, 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 29, 2016 | Feb 25, 2016 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 7, 2015 | Aug 6, 2015 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 9, 2014 | Dec 5, 2014 | 000-19291 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 6, 2014 | Aug 4, 2014 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2014 | Feb 24, 2014 | 000-19291 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 27, 2014 | Feb 24, 2014 | 000-19291 |