| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 06/28/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/26/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/06/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/30/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/30/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
