| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A | 31 Jan 2022 | 27 Jan 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Sep 2021 | 01 Sep 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Aug 2021 | 30 Jul 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Apr 2021 | 25 Mar 2021 | 001-35980 |
| 4/A | Open Document | Open Filing | FORM 4/A | 13 Apr 2021 | 17 Mar 2021 | 001-35980 |
| 4/A | Open Document | Open Filing | FORM 4/A | 13 Apr 2021 | 15 Mar 2021 | 001-35980 |
| 4/A | Open Document | Open Filing | FORM 4/A | 13 Apr 2021 | 11 Mar 2021 | 001-35980 |
| 4/A | Open Document | Open Filing | FORM 4/A | 13 Apr 2021 | 05 Mar 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2021 | 17 Mar 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2021 | 15 Mar 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Mar 2021 | 11 Mar 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2021 | 05 Mar 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2021 | 01 Mar 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2021 | 16 Feb 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2021 | 27 Jan 2021 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Nov 2020 | 16 Nov 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Sep 2020 | 01 Sep 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2020 | 14 Aug 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2020 | 01 Jun 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Mar 2020 | 16 Mar 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2020 | 12 Mar 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2020 | 11 Mar 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2020 | 02 Mar 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2020 | 14 Feb 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2020 | 11 Feb 2020 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2019 | 15 Nov 2019 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Sep 2019 | 03 Sep 2019 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Mar 2019 | 25 Mar 2019 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2019 | 11 Mar 2019 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2019 | 01 Mar 2019 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Sep 2018 | 04 Sep 2018 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Feb 2018 | 06 Feb 2018 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2017 | 13 Nov 2017 | 001-35980 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jul 2017 | 05 Jul 2017 | 001-35980 |
| 3 | Open Document | Open Filing | FORM 3 | 06 Jul 2017 | 05 Jul 2017 | 001-35980 |