| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 - | Oct 8, 2021 | Oct 6, 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 8, 2021 | Aug 10, 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 2, 2021 | Aug 31, 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 16, 2021 | Aug 12, 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 9, 2021 | Aug 5, 2021 | 001-33883 |
| 4/A | Open Document | Open Filing | FORM 4/A - | Jun 7, 2021 | Dec 17, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 2, 2021 | Feb 28, 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 17, 2021 | Feb 12, 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 18, 2020 | Dec 17, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 17, 2020 | Dec 15, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 2, 2020 | Aug 31, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 18, 2020 | Aug 15, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 14, 2020 | Aug 12, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 13, 2020 | Aug 10, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 4, 2020 | Aug 1, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 17, 2020 | Jun 15, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 11, 2020 | Mar 9, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 3, 2020 | Feb 28, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 19, 2020 | Feb 15, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 4, 2020 | Feb 1, 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 17, 2019 | Dec 15, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Oct 29, 2019 | Oct 25, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 4, 2019 | Aug 31, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 19, 2019 | Aug 15, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 5, 2019 | Aug 1, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 18, 2019 | Jun 15, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 4, 2019 | Feb 28, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 11, 2019 | Feb 7, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 5, 2019 | Feb 1, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Feb 1, 2019 | Jan 31, 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Dec 17, 2018 | Dec 15, 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Oct 29, 2018 | Oct 26, 2018 | 001-33883 |
| 4/A | Open Document | Open Filing | FORM 4/A - | Oct 3, 2018 | Sep 18, 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 19, 2018 | Sep 18, 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Sep 4, 2018 | Aug 31, 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 3, 2018 | Aug 1, 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 18, 2018 | Jun 15, 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | May 8, 2018 | May 7, 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 8, 2018 | Jan 5, 2018 | 001-33883 |
| 3 | Open Document | Open Filing | FORM 3 - | Dec 11, 2017 | Dec 7, 2017 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 13, 2017 | Jan 5, 2017 | 001-33883 |
| 3 | Open Document | Open Filing | FORM 3 - | Jan 13, 2017 | Jan 5, 2017 | 001-33883 |