| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2021 | 16 Aug 2021 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | 12 May 2021 | 10 May 2021 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2021 | 01 Mar 2021 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2020 | 01 Jun 2020 | 001-37482 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2020 | 02 Mar 2020 | 001-37482 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 10 Sep 2019 | 01 Sep 2019 | 001-37482 |