| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2023 | Feb 1, 2023 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2022 | Aug 16, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 16, 2022 | Aug 12, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 11, 2022 | Aug 10, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 10, 2022 | Aug 8, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 5, 2022 | Dec 4, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2022 | May 31, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2022 | Feb 23, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2022 | Jan 31, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 4, 2021 | Nov 3, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2021 | Nov 1, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 25, 2021 | Mar 2, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2021 | Feb 23, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 10, 2021 | Feb 9, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2020 | Dec 1, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 4, 2020 | Nov 2, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 1, 2020 | Aug 28, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 19, 2020 | Aug 18, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 12, 2020 | Aug 10, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2020 | Mar 6, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 27, 2020 | Feb 25, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2020 | Feb 3, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2019 | May 22, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | May 7, 2019 | May 3, 2019 | 000-22140 |
| 4/A | Open Document | Open Filing | FORM 4/A | May 7, 2019 | Apr 30, 2019 | 000-22140 |
| 4/A | Open Document | Open Filing | FORM 4/A | May 7, 2019 | Jan 30, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2019 | Apr 30, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2019 | Jan 30, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 2, 2018 | Aug 1, 2018 | 000-22140 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Aug 2, 2018 | Aug 1, 2018 | 000-22140 |