Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
---|---|---|---|---|---|---|
4 | Open Document | Open Filing | Feb 25, 2022 | Feb 23, 2022 | 000-06253 | |
4 | Open Document | Open Filing | Jul 15, 2021 | Jul 13, 2021 | 000-06253 | |
4 | Open Document | Open Filing | Apr 23, 2021 | Apr 21, 2021 | 000-06253 | |
3 | Open Document | Open Filing | Jul 22, 2020 | Jul 13, 2020 | 000-06253 |