| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 11/21/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/20/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 11/07/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 09/05/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/28/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 08/06/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |