| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2022 | Mar 8, 2022 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2022 | Mar 1, 2022 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2021 | Dec 1, 2021 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 10, 2021 | Nov 9, 2021 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 8, 2021 | Mar 5, 2021 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 4, 2021 | Mar 2, 2021 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 2, 2021 | Feb 26, 2021 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 10, 2020 | Dec 8, 2020 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2020 | Dec 1, 2020 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 6, 2020 | Oct 2, 2020 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 19, 2020 | Mar 17, 2020 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2020 | Feb 28, 2020 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 4, 2019 | Oct 2, 2019 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 21, 2019 | Feb 28, 2019 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 21, 2019 | Mar 19, 2019 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 12, 2019 | Mar 9, 2019 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2019 | Mar 1, 2019 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 4, 2018 | Oct 2, 2018 | 001-10701 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 12, 2018 | Mar 8, 2018 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2018 | Mar 1, 2018 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 3, 2017 | Oct 2, 2017 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2017 | Mar 14, 2017 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 13, 2017 | Mar 9, 2017 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 2, 2017 | Feb 28, 2017 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2016 | Mar 15, 2016 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2016 | Mar 9, 2016 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 28, 2015 | May 26, 2015 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2015 | Mar 9, 2015 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 15, 2014 | Dec 12, 2014 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 21, 2014 | Mar 18, 2014 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2014 | Mar 10, 2014 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2014 | Mar 4, 2014 | 000-16914 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2014 | Jan 2, 2014 | 000-16914 |