| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2022 | Mar 15, 2022 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 7, 2022 | Mar 4, 2022 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2022 | Feb 28, 2022 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 23, 2021 | Apr 22, 2021 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2021 | Mar 4, 2021 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2021 | Mar 1, 2021 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2021 | Feb 23, 2021 | 001-34581 |
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 30, 2020 | Mar 4, 2020 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2020 | Mar 4, 2020 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2020 | Mar 2, 2020 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2019 | Mar 4, 2019 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2019 | Jan 16, 2019 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 17, 2018 | Dec 14, 2018 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2018 | Jun 6, 2018 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2018 | Jun 1, 2018 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2018 | Feb 23, 2018 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 17, 2018 | Jan 16, 2018 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2017 | Mar 2, 2017 | 001-34581 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 17, 2017 | Jan 16, 2017 | 001-34581 |
| 3 | Open Document | Open Filing | FORM 3 | Jan 17, 2017 | Jan 16, 2017 | 001-34581 |