| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Nov 2021 | 15 Nov 2021 | 001-39011 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2021 | 14 May 2021 | 001-39011 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Apr 2021 | 27 Apr 2021 | 001-39011 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2020 | 13 Mar 2020 | 001-39011 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2019 | 19 Mar 2019 | 000-55764 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Sep 2017 | 26 Sep 2017 | 000-55764 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 28 Sep 2017 | 26 Sep 2017 | 000-55764 |