| Date | Form | Description | XBRL | Pages |
|---|---|---|---|---|
| 06/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/15/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/13/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/11/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/11/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/11/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 06/08/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |