| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jan 2022 | 29 Jan 2022 | 000-30347 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jan 2021 | 28 Jan 2021 | 000-30347 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2020 | 02 Mar 2020 | 000-30347 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Sep 2019 | 10 Sep 2019 | 000-30347 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 01 Apr 2019 | 23 Mar 2019 | 000-30347 |