| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | 144 | 24 Jun 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 | 24 Jun 2021 | 22 Jun 2021 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2021 | 22 Mar 2021 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Dec 2020 | 16 Dec 2020 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2020 | 10 Dec 2020 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Nov 2020 | 24 Nov 2020 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2020 | 17 Nov 2020 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jun 2020 | 23 Jun 2020 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2020 | 20 Mar 2020 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Nov 2019 | 26 Nov 2019 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Nov 2019 | 18 Nov 2019 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jun 2019 | 24 Jun 2019 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Nov 2018 | 23 Nov 2018 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Nov 2018 | 16 Nov 2018 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jun 2018 | 22 Jun 2018 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2017 | 15 Nov 2017 | 001-35231 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jun 2017 | 21 Jun 2017 | 001-35231 |
| 3 | Open Document | Open Filing | FORM 3 | 23 Jun 2017 | 21 Jun 2017 | 001-35231 |