| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/25/18 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 03/27/18 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 03/27/18 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 03/27/18 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 03/27/18 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 03/20/18 | 3 | Initial statement of beneficial ownership of securities | 2 | ||
| 11/27/17 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 09/25/17 | 3 | Initial statement of beneficial ownership of securities | 4 | ||
| 09/18/17 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 09/15/17 | 4 | Statement of changes in beneficial ownership of securities | 2 |
