| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 7, 2022 | Mar 4, 2022 | 001-14667 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2022 | Mar 1, 2022 | 001-14667 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 3, 2021 | Sep 1, 2021 | 001-14667 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2021 | Mar 1, 2021 | 001-14667 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 2, 2020 | Sep 1, 2020 | 001-14667 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 20, 2020 | Aug 10, 2020 | 001-14667 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2016 | Feb 27, 2016 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2015 | Mar 3, 2015 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2015 | Feb 27, 2015 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2015 | Feb 5, 2015 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 30, 2014 | Jan 28, 2014 | 001-36270 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 22, 2014 | Jan 22, 2014 | 001-36270 |