| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2022 | Oct 3, 2022 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2022 | Mar 9, 2022 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2022 | Mar 8, 2022 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 8, 2022 | Mar 7, 2022 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2022 | Feb 15, 2022 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2021 | Apr 30, 2021 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2021 | Mar 9, 2021 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2021 | Mar 8, 2021 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2021 | Feb 15, 2021 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 13, 2020 | Oct 11, 2020 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2020 | May 19, 2020 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2020 | Mar 9, 2020 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2020 | Feb 18, 2020 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2019 | Dec 6, 2019 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 12, 2019 | Nov 11, 2019 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 15, 2019 | Oct 11, 2019 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 10, 2019 | Sep 9, 2019 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2019 | Mar 8, 2019 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 8, 2019 | Mar 6, 2019 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2018 | Mar 9, 2018 | 001-10670 |
| 4/A | Open Document | Open Filing | FORM 4/A | Nov 30, 2017 | Mar 8, 2017 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2017 | May 19, 2017 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 9, 2017 | Mar 8, 2017 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 13, 2016 | Oct 11, 2016 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2016 | Apr 29, 2016 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 12, 2015 | Nov 10, 2015 | 001-10670 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 9, 2015 | Sep 8, 2015 | 001-10670 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 18, 2015 | Aug 11, 2015 | 001-10670 |