| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/27/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 03/17/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 03/17/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 03/17/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 03/10/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 02/28/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 02/25/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 02/25/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 02/21/20 | Statement of changes in beneficial ownership of securities | 2 | |||
| 02/21/20 | Statement of changes in beneficial ownership of securities | 2 |