| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Jun 7, 2024 | Jun 5, 2024 | 000-26481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 23, 2023 | Jun 21, 2023 | 000-26481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 15, 2022 | Dec 14, 2022 | 000-26481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 15, 2022 | Jun 14, 2022 | 000-26481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 17, 2021 | Dec 16, 2021 | 000-26481 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 21, 2021 | Jun 16, 2021 | 000-26481 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jun 17, 2021 | Jun 16, 2021 | 000-26481 |