| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 May 2022 | 13 May 2022 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2022 | 04 May 2022 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2021 | 05 May 2021 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2020 | 06 May 2020 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2019 | 15 May 2019 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Dec 2018 | 06 Dec 2018 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2018 | 17 May 2018 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2018 | 11 May 2018 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2017 | 11 May 2017 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Dec 2016 | 14 Dec 2016 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2016 | 12 May 2016 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2015 | 14 May 2015 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2015 | 11 May 2015 | 001-36341 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Oct 2014 | 10 Oct 2014 | 001-36341 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 16 Sep 2014 | 15 Sep 2014 | 001-36341 |