| 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 | Jun 22, 2022 | Jun 21, 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 | Jun 23, 2021 | Jun 21, 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 | Jun 23, 2020 | Jun 22, 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 | Jun 25, 2019 | Jun 21, 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 | Jun 22, 2018 | Jun 21, 2018 | 001-10670 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 20, 2018 | Jun 18, 2018 | 001-10670 |
| 4 | Open Document | Open Filing | 4 | Dec 11, 2015 | Dec 9, 2015 | 001-16501 |
| 4 | Open Document | Open Filing | 4 | Apr 2, 2015 | Mar 31, 2015 | 001-16501 |
| 3/A | Open Document | Open Filing | 3/A | Dec 30, 2014 | Nov 7, 2014 | 001-16501 |
| 3 | Open Document | Open Filing | 3 | Nov 14, 2014 | Nov 7, 2014 | 001-16501 |