| 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 | 14 Jun 2021 | 10 Jun 2021 | 001-35789 |
| 5 | Open Document | Open Filing | FORM 5 | 16 Feb 2021 | 31 Dec 2020 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2020 | 30 Apr 2020 | 001-35789 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Feb 2020 | 31 Dec 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 | 28 Feb 2018 | 26 Feb 2018 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2017 | 13 Feb 2017 | 001-35789 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Feb 2017 | 31 Dec 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 | 12 Feb 2015 | 10 Feb 2015 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2014 | 01 Aug 2014 | 001-35789 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Feb 2014 | 07 Feb 2014 | 001-35789 |