| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2021 | 18 May 2021 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2021 | 18 May 2021 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2021 | 31 Mar 2021 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Aug 2020 | 10 Aug 2020 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2020 | 20 May 2020 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2020 | 31 Mar 2020 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2020 | 31 Jan 2020 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jan 2020 | 15 Jan 2020 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jan 2020 | 09 Jan 2020 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jul 2019 | 28 Jun 2019 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2019 | 22 May 2019 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2019 | 29 Mar 2019 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jul 2018 | 29 Jun 2018 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 30 May 2018 | 29 May 2018 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 25 May 2018 | 23 May 2018 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2018 | 18 May 2018 | 001-34972 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Apr 2018 | 31 Mar 2018 | 001-34972 |
| 3 | Open Document | Open Filing | FORM 3 | 15 Dec 2017 | 06 Dec 2017 | 001-34972 |