| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2021 | May 13, 2021 | 001-38095 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 23, 2020 | Jun 19, 2020 | 001-38095 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2020 | May 27, 2020 | 001-38095 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 5, 2018 | Nov 2, 2018 | 001-38095 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2018 | May 7, 2018 | 001-38095 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 22, 2017 | Nov 20, 2017 | 001-38095 |
| 3 | Open Document | Open Filing | FORM 3 | May 11, 2017 | May 11, 2017 | 001-38095 |