| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jul 25, 2024 | Jul 25, 2024 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2024 | Mar 29, 2024 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 22, 2024 | Mar 22, 2024 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 19, 2024 | Mar 5, 2024 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 27, 2023 | Nov 24, 2023 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 28, 2023 | Sep 21, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 10, 2023 | Apr 7, 2023 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2023 | Mar 31, 2023 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 21, 2023 | Mar 21, 2023 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 8, 2022 | Apr 7, 2022 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2022 | Mar 30, 2022 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 28, 2022 | Mar 28, 2022 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 16, 2021 | Jul 15, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2021 | May 6, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 13, 2021 | Apr 8, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 23, 2021 | Mar 22, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2021 | Mar 15, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2020 | May 6, 2020 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 9, 2020 | Apr 7, 2020 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 10, 2019 | Sep 9, 2019 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2019 | May 6, 2019 | 000-20969 |
| 3 | Open Document | Open Filing | FORM 3 | May 2, 2019 | Apr 26, 2019 | 000-20969 |