| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2022 | 03 Jan 2022 | 000-50658 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2021 | 04 Jan 2021 | 000-50658 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Apr 2020 | 22 Apr 2020 | 000-50658 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Apr 2020 | 15 Apr 2020 | 000-50658 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Apr 2020 | 08 Apr 2020 | 000-50658 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Apr 2020 | 01 Apr 2020 | 000-50658 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Dec 2019 | 16 Dec 2019 | 000-50658 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 Dec 2019 | 16 Dec 2019 | 000-50658 |