| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2023 | Mar 16, 2023 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2023 | Feb 1, 2023 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 4, 2022 | Nov 2, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 18, 2022 | Oct 16, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2022 | Sep 30, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2022 | Feb 1, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 19, 2022 | Jan 14, 2022 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 4, 2021 | Nov 2, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 19, 2021 | Oct 16, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 13, 2021 | Oct 11, 2021 | 000-22140 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 13, 2021 | Oct 11, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2021 | Feb 1, 2021 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 18, 2020 | Nov 16, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 19, 2020 | Oct 16, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 14, 2020 | Oct 12, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2020 | Feb 1, 2020 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 17, 2019 | Dec 16, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 31, 2019 | Oct 29, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 18, 2019 | Oct 16, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 15, 2019 | Oct 11, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | May 14, 2019 | May 10, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 5, 2019 | Feb 1, 2019 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2018 | Dec 7, 2018 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 31, 2018 | Oct 31, 2018 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 18, 2018 | Oct 16, 2018 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 15, 2018 | Oct 11, 2018 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2018 | Sep 30, 2018 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2018 | Mar 1, 2018 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2017 | Dec 9, 2017 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 13, 2017 | Oct 11, 2017 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2017 | Sep 30, 2017 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2016 | Dec 9, 2016 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 13, 2016 | Oct 11, 2016 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2016 | Dec 9, 2015 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 25, 2015 | Nov 24, 2015 | 000-22140 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Nov 2, 2015 | Sep 30, 2015 | 000-22140 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 1, 2015 | Sep 30, 2015 | 000-22140 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 6, 2015 | Aug 3, 2015 | 000-22140 |