| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2021 | 17 May 2021 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2021 | 31 Mar 2021 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2021 | 25 Feb 2021 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2021 | 16 Feb 2021 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Nov 2020 | 16 Nov 2020 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2020 | 17 Aug 2020 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2020 | 15 May 2020 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2020 | 22 Feb 2020 | 001-37806 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2020 | 18 Feb 2020 | 001-37806 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2019 | 14 Mar 2019 | 001-37806 |