| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 08/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 07/09/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 06/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/23/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/17/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/17/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/14/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 05/14/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 | |
| 04/12/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 2 |
