| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Sep 2021 | 31 Aug 2021 | 001-36284 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2020 | 01 Oct 2020 | 001-36284 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jun 2019 | 30 Apr 2019 | 001-36284 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Feb 2017 | 28 Feb 2017 | 001-36284 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 16 Feb 2017 | 14 Feb 2017 | 001-36284 |