| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2022 | Mar 10, 2022 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2022 | Mar 1, 2022 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2021 | Mar 15, 2021 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2021 | Feb 28, 2021 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2021 | Feb 23, 2021 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 12, 2021 | Feb 11, 2021 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2021 | Feb 4, 2021 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 10, 2020 | Mar 9, 2020 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2020 | Feb 28, 2020 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 28, 2020 | Jan 27, 2020 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2019 | Apr 22, 2019 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 24, 2019 | Mar 15, 2019 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2019 | Feb 28, 2019 | 001-32877 |
| 3 | Open Document | Open Filing | FORM 3 | Jun 5, 2018 | Jun 1, 2018 | 001-32877 |