| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 Aug 2021 | 26 Aug 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2021 | 25 Jun 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2021 | 13 May 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Mar 2021 | 18 Mar 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Mar 2021 | 11 Mar 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2021 | 05 Mar 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2021 | 01 Mar 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2021 | 27 Jan 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2021 | 14 Jan 2021 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Aug 2020 | 21 Aug 2020 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2020 | 20 Mar 2020 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2020 | 01 Mar 2020 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Oct 2019 | 14 Oct 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Aug 2019 | 21 Aug 2019 | 001-34530 |
| 3/A | Open Document | Open Filing | FORM 3/A | 20 May 2019 | 22 Feb 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2019 | 16 May 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2019 | 01 Mar 2019 | 001-34530 |
| 3 | Open Document | Open Filing | FORM 3 | 22 Feb 2019 | 13 Feb 2019 | 001-34530 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Aug 2017 | 09 Aug 2017 | 000-28275 |