| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 21 Dec 2021 | 17 Dec 2021 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2021 | 22 Apr 2021 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2021 | 19 Feb 2021 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2021 | 16 Feb 2021 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2020 | 15 Sep 2020 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2020 | 21 Feb 2020 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2020 | 18 Feb 2020 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Aug 2019 | 19 Aug 2019 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jun 2019 | 14 Jun 2019 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Mar 2019 | 13 Mar 2019 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 15 Feb 2019 | 001-37470 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Aug 2018 | 07 Aug 2018 | 001-37470 |
| 3 | Open Document | Open Filing | FORM 3 | 09 Aug 2018 | 07 Aug 2018 | 001-37470 |