| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 10/22/18 | 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 | |
| 08/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 08/02/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/19/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 01/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |