| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/16/18 | 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 | |
| 11/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/20/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/20/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/16/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/18/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |