| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2021 | 11 Jun 2021 | 001-36385 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2020 | 06 Aug 2020 | 001-36385 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 May 2020 | 13 May 2020 | 001-36385 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Nov 2019 | 14 Nov 2019 | 001-36385 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 22 Nov 2019 | 14 Nov 2019 | 001-36385 |