| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/25/17 | 3 | Initial statement of beneficial ownership of securities | 3 | ||
| 05/25/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/25/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/25/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/25/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/25/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/25/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 05/25/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 03/13/17 | 4/A | Statement of changes in beneficial ownership of securities | 1 |