| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/31/21 | 3 | Initial statement of beneficial ownership of securities |   | 2 | |
| 03/31/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/26/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/26/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/26/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/26/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/26/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/26/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/22/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/22/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 |