| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/14/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/14/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 11/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
