| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 15 Sep 2021 | 10 Sep 2021 | 001-35467 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jun 2020 | 12 Jun 2020 | 001-35467 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 Oct 2019 | 08 Oct 2019 | 001-35467 |
| 4 | Open Document | Open Filing | 4 | 03 Feb 2017 | 01 Feb 2017 | 001-37995 |
| 3 | Open Document | Open Filing | 3 | 26 Jan 2017 | 26 Jan 2017 | 001-37995 |