| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 - | 13 May 2022 | 10 May 2022 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 28 Oct 2021 | 26 Oct 2021 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 May 2021 | 12 May 2021 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 May 2020 | 12 May 2020 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 May 2019 | 13 May 2019 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 May 2018 | 14 May 2018 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 Jan 2018 | 22 Jan 2018 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 May 2017 | 15 May 2017 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 Dec 2016 | 09 Dec 2016 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 15 Sep 2016 | 14 Sep 2016 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 May 2016 | 16 May 2016 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 26 Jan 2016 | 26 Jan 2016 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jun 2015 | 03 Jun 2015 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 20 May 2015 | 18 May 2015 | 001-36408 |
| 4 | Open Document | Open Filing | FORM 4 - | 12 Dec 2014 | 10 Dec 2014 | 001-36408 |
| 4 | Open Document | Open Filing | 4 | 09 Apr 2014 | 07 Apr 2014 | 001-36408 |