| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/20/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/25/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/14/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 07/17/18 | 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 | 2 | |
| 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 |