| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 9, 2025 | May 7, 2025 | 000-19969 | |
| 4 | Open Document | Open Filing | May 7, 2025 | May 5, 2025 | 000-19969 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 12, 2024 | Dec 10, 2024 | 001-12579 |
| 4 | Open Document | Open Filing | Aug 15, 2024 | Aug 14, 2024 | 000-19969 | |
| 4 | Open Document | Open Filing | May 14, 2024 | May 11, 2024 | 000-19969 | |
| 4 | Open Document | Open Filing | May 8, 2024 | May 6, 2024 | 000-19969 | |
| 4 | Open Document | Open Filing | May 7, 2024 | May 5, 2024 | 000-19969 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 14, 2023 | Dec 12, 2023 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 14, 2023 | Aug 10, 2023 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 10, 2023 | Aug 8, 2023 | 000-19969 |
| 144 | Open Document | Open Filing | Aug 8, 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 11, 2023 | May 9, 2023 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 9, 2023 | May 5, 2023 | 000-19969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 15, 2022 | Dec 13, 2022 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 31, 2022 | Aug 30, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 25, 2022 | Aug 24, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 11, 2022 | Aug 9, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 3, 2022 | Aug 1, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2022 | May 24, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 16, 2022 | May 12, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2022 | May 6, 2022 | 000-19969 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Mar 7, 2022 | Dec 31, 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 9, 2021 | Dec 7, 2021 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2021 | May 13, 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2021 | May 6, 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2021 | May 6, 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2020 | Dec 8, 2020 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2020 | May 12, 2020 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2020 | May 11, 2020 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 8, 2020 | May 8, 2019 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2019 | Dec 10, 2019 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2019 | May 9, 2019 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2019 | May 8, 2019 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2018 | Dec 11, 2018 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 7, 2018 | Nov 1, 2018 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2018 | Nov 1, 2018 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 28, 2018 | Aug 1, 2018 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 7, 2017 | Dec 5, 2017 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 16, 2017 | May 12, 2017 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 5, 2017 | May 4, 2017 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 8, 2016 | Dec 6, 2016 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2016 | May 6, 2016 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 4, 2016 | May 2, 2016 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2015 | Dec 8, 2015 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 5, 2015 | Aug 4, 2015 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 30, 2015 | Jul 28, 2015 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2015 | May 11, 2015 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2015 | Mar 4, 2015 | 001-12579 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Feb 13, 2015 | Dec 31, 2014 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 8, 2014 | Dec 4, 2014 | 001-12579 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 12, 2014 | May 8, 2014 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 30, 2014 | Apr 29, 2014 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 28, 2014 | Jan 24, 2014 | 000-19969 |