| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 19 May 2021 | 17 May 2021 | 001-35328 | |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2021 | 10 May 2021 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2021 | 23 Feb 2021 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2021 | 19 Feb 2021 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Nov 2020 | 24 Nov 2020 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2020 | 15 Nov 2020 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jul 2020 | 30 Jun 2020 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2020 | 22 Feb 2020 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2020 | 17 Feb 2020 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Sep 2019 | 04 Sep 2019 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2019 | 24 Feb 2019 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 18 Feb 2019 | 001-35328 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2018 | 10 May 2018 | 001-35328 |
| 3 | Open Document | Open Filing | FORM 3 | 25 Apr 2018 | 17 Apr 2018 | 001-35328 |