| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/21/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/21/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/21/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/21/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/19/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/07/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/24/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 03/18/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/25/20 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 02/25/20 | 4 | Statement of changes in beneficial ownership of securities | 1 |