| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 12/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 12/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/31/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 10/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/10/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/01/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/30/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/03/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |