| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 15, 2023 | Jun 14, 2023 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2022 | Jun 15, 2022 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 23, 2022 | May 20, 2022 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2022 | Mar 16, 2022 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 16, 2021 | Nov 16, 2021 | 000-27598 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 21, 2021 | Jun 16, 2021 | 000-27598 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jun 21, 2021 | Jun 16, 2021 | 000-27598 |