| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 11/08/19 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 06/19/19 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 06/19/19 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 06/19/19 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 05/31/19 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 05/09/19 | 3 | Initial statement of beneficial ownership of securities | 2 | ||
| 05/03/19 | 3 | Initial statement of beneficial ownership of securities | 2 | ||
| 04/26/19 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 04/26/19 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 11/05/18 | 4 | Statement of changes in beneficial ownership of securities | 2 |
