| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/05/21 | Statement of changes in beneficial ownership of securities |   | 4 | ||
| 05/03/21 | Statement of changes in beneficial ownership of securities |   | 4 | ||
| 04/29/21 | Statement of changes in beneficial ownership of securities |   | 4 | ||
| 04/27/21 | Statement of changes in beneficial ownership of securities |   | 4 | ||
| 04/23/21 | Statement of changes in beneficial ownership of securities |   | 4 | ||
| 04/21/21 | Statement of changes in beneficial ownership of securities |   | 4 | ||
| 03/18/21 | Statement of changes in beneficial ownership of securities |   | 3 | ||
| 03/18/21 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 03/11/21 | Statement of changes in beneficial ownership of securities |   | 1 | ||
| 03/11/21 | Statement of changes in beneficial ownership of securities |   | 1 |