| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2021 | 21 May 2021 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2021 | 15 Mar 2021 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2021 | 15 Feb 2021 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2020 | 21 May 2020 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2020 | 16 Mar 2020 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2020 | 18 Feb 2020 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 23 May 2019 | 21 May 2019 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 15 Feb 2019 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Aug 2018 | 01 Aug 2018 | 001-34653 |
| 3 | Open Document | Open Filing | FORM 3 | 29 May 2018 | 21 May 2018 | 001-34653 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2017 | 08 Jun 2017 | 001-11826 |
| 3 | Open Document | Open Filing | FORM 3 | 01 Jun 2017 | 24 May 2017 | 001-11826 |