| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 22 Mar 2022 | 21 Mar 2022 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2021 | 08 Mar 2021 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2020 | 21 Feb 2020 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2019 | 18 Sep 2019 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2018 | 22 Mar 2018 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2017 | 07 Mar 2017 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2017 | 15 Feb 2017 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2016 | 26 Feb 2016 | 001-35033 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2015 | 23 Jan 2015 | 001-35033 |
| 3 | Open Document | Open Filing | FORM 3 | 05 Feb 2015 | 27 Oct 2014 | 001-35033 |