| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2023 | Jan 31, 2023 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 26, 2023 | Dec 31, 2022 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2022 | Jan 31, 2022 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 20, 2022 | Dec 31, 2021 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2021 | Jan 31, 2021 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 22, 2021 | Dec 31, 2020 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2020 | May 12, 2020 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | May 11, 2020 | May 5, 2020 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 27, 2020 | Feb 27, 2020 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2020 | Jan 31, 2020 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 21, 2020 | Dec 31, 2019 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2019 | Jan 31, 2019 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 22, 2019 | Dec 31, 2018 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 15, 2018 | Nov 14, 2018 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2018 | Jan 31, 2018 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 9, 2018 | Dec 31, 2017 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 6, 2017 | Jan 31, 2017 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 13, 2017 | Dec 31, 2016 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2016 | Jun 16, 2016 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2016 | Mar 2, 2016 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2016 | Jan 31, 2016 | 000-07617 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 28, 2016 | Dec 31, 2015 | 000-07617 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 5, 2015 | Jun 4, 2015 | 000-07617 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 5, 2015 | May 27, 2015 | 000-07617 |