| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jan 11, 2023 | Jan 9, 2023 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 20, 2022 | Sep 16, 2022 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 19, 2021 | Nov 19, 2021 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 15, 2021 | Jun 15, 2021 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2021 | Mar 11, 2021 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 18, 2020 | Jun 18, 2020 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 14, 2019 | Jun 12, 2019 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 19, 2018 | Jun 18, 2018 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 9, 2017 | Jun 7, 2017 | 001-33876 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Feb 1, 2017 | Feb 1, 2017 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 1, 2017 | Feb 1, 2017 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 21, 2016 | Jun 20, 2016 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2016 | Mar 7, 2016 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 25, 2015 | Jun 24, 2015 | 001-33876 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 19, 2014 | Jun 17, 2014 | 001-33876 |