| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jan 31, 2022 | Jan 27, 2022 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2021 | Feb 12, 2021 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2021 | Jan 28, 2021 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 27, 2020 | Jan 23, 2020 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 29, 2018 | Oct 25, 2018 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 28, 2018 | Sep 28, 2018 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 21, 2018 | Jun 20, 2018 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 19, 2018 | Jan 17, 2018 | 001-33003 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 29, 2017 | Aug 29, 2017 | 001-33003 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 17, 2015 | Sep 16, 2015 | 001-33003 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 13, 2014 | Aug 7, 2014 | 001-33003 |