| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2022 | 21 Mar 2022 | 001-36338 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Mar 2021 | 19 Mar 2021 | 001-36338 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2021 | 16 Mar 2021 | 001-36338 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2020 | 16 Mar 2020 | 001-36338 |
| 3 | Open Document | Open Filing | FORM 3 | 16 Jan 2020 | 10 Jan 2020 | 001-36338 |