| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Mar 2022 | 25 Mar 2022 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2022 | 17 Feb 2022 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Dec 2021 | 20 Dec 2021 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2021 | 18 May 2021 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2021 | 01 Mar 2021 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2021 | 28 Feb 2021 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2021 | 25 Feb 2021 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2021 | 21 Feb 2021 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jun 2020 | 16 Jun 2020 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Apr 2020 | 06 Apr 2020 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2020 | 28 Feb 2020 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2020 | 25 Feb 2020 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2020 | 21 Feb 2020 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2020 | 13 Feb 2020 | 001-35789 |
| 4/A | Open Document | Open Filing | FORM 4/A | 03 Apr 2019 | 28 Feb 2019 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2019 | 28 Feb 2019 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2019 | 26 Feb 2019 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2019 | 21 Feb 2019 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 18 Feb 2019 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2019 | 13 Feb 2019 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2019 | 13 Feb 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Aug 2018 | 08 Aug 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2018 | 31 Jul 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jul 2018 | 03 Jul 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2018 | 28 Feb 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2018 | 26 Feb 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2018 | 01 Feb 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Aug 2017 | 14 Aug 2017 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2017 | 31 Jul 2017 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2017 | 28 Feb 2017 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2017 | 13 Feb 2017 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2017 | 01 Feb 2017 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2016 | 31 Jul 2016 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2016 | 01 Feb 2016 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2015 | 31 Jul 2015 | 001-35789 |
| 3 | Open Document | Open Filing | FORM 3 | 04 Aug 2015 | 31 Jul 2015 | 001-35789 |