| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/07/21 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/15/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 12/03/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/05/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/04/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 11/04/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/01/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 10/01/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 09/21/20 | 4 | Statement of changes in beneficial ownership of securities |   | 2 | |
| 07/21/20 | 5 | Annual statement of changes in beneficial ownership of securities |   | 2 | 

