| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/04/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/19/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/19/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/19/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 08/12/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/16/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/12/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/05/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/05/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 03/05/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | 
