| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 22, 2023 | May 19, 2023 | 000-30833 | |
| 144 | Open Document | Open Filing | May 19, 2023 | |||
| 4 | Open Document | Open Filing | Jan 9, 2023 | Jan 5, 2023 | 000-30833 | |
| 4 | Open Document | Open Filing | Nov 17, 2022 | Nov 15, 2022 | 000-30833 | |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 6, 2022 | Jan 5, 2022 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 29, 2021 | Nov 24, 2021 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 7, 2021 | Jan 7, 2021 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 7, 2021 | Jan 5, 2021 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 7, 2020 | Jan 6, 2020 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 7, 2019 | Nov 7, 2019 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | May 17, 2019 | May 15, 2019 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 10, 2019 | Jan 7, 2019 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 9, 2018 | Jan 5, 2018 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 9, 2017 | Jan 5, 2017 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 20, 2016 | Jan 5, 2016 | 000-30833 |
| 4 | Open Document | Open Filing | FORM 4 - | May 29, 2015 | May 28, 2015 | 000-30833 |
| 3 | Open Document | Open Filing | FORM 3 - | May 28, 2015 | May 20, 2015 | 000-30833 |