| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jul 5, 2023 | Jun 30, 2023 | 000-26099 | |
| 4 | Open Document | Open Filing | FORM 4 | Jan 20, 2023 | Jan 17, 2023 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 16, 2022 | Sep 16, 2022 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 23, 2022 | Jun 23, 2022 | 000-26099 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 2, 2022 | Apr 21, 2022 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2022 | Dec 31, 2021 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2021 | Mar 12, 2021 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 30, 2020 | Dec 30, 2020 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2020 | Dec 9, 2020 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2020 | Oct 30, 2020 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 4, 2020 | Aug 4, 2020 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2020 | May 4, 2020 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 25, 2019 | Nov 25, 2019 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2019 | Mar 14, 2019 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 27, 2018 | Sep 20, 2018 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2018 | May 3, 2018 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 20, 2017 | Dec 20, 2017 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2017 | Feb 17, 2017 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2017 | Jan 17, 2017 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2016 | Nov 21, 2016 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2016 | Jan 28, 2016 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 8, 2016 | Jan 7, 2016 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 27, 2015 | Jan 23, 2015 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2015 | Dec 31, 2014 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2014 | Jun 12, 2014 | 000-26099 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 14, 2014 | Apr 14, 2014 | 000-26099 |