| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2021 | 14 Apr 2021 | 001-35958 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Feb 2021 | 08 Feb 2021 | 001-35958 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2020 | 17 Apr 2020 | 001-35958 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 May 2019 | 21 May 2019 | 001-35958 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2018 | 07 Jun 2018 | 001-35958 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Aug 2017 | 04 Aug 2017 | 001-35958 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Feb 2017 | 02 Nov 2016 | 001-35958 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 06 Feb 2017 | 14 Jun 2016 | 001-35958 |